Alayna Abroad

How to Book Cheap Flights (Without Losing Your Mind)

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Alayna Kos

If you’ve ever wondered how to book cheap flights without sacrificing your sanity, your PTO or your wallet, welcome. Cheap airfare isn’t magic, and it’s definitely not luck. But it is a skill. A very learnable, very repeatable, very “why did no one tell me this sooner?” skill.

And I say that as someone who has put in the reps. I’ve flown hundreds of times, crossed four continents, visited 32 countries, and booked enough flights on a budget to confidently say that I know what works and what’s a myth. These are the same strategies I use for every international trip, island hop, mileage run and impulsive last minute trip.

Flight prices rise and fall for reasons that actually make sense once you understand how airlines operate. There are patterns, predictable windows, and certain hacks that can consistently save you money. You don’t need incognito mode, conspiracy theories about cookies, or a search spiral at 3 am on Google Flights.

You just need information that’s grounded in real research and actual experience.

This guide breaks down how to book cheap flights in a way that’s easy to follow and even easier to use on your next trip. If you want actionable steps instead of airline folklore, and you’re ready to fly more for less without losing your mind in the process, keep reading.

This post includes affiliate links. If you make a purchase through one of these links, I may earn a small commission at no additional cost to you. Read disclaimer.

1. Start with the Right Search Tools

After 5 years of traveling, I’ve learned first hand how to book cheap flights.

If you want to learn how to book cheap flights, you have to start with the unsexy part… the search tools. This is where most people either get overwhelmed or lazy, then decide “ugh, flights are just expensive now” and give up.

They’re not always. You just need to know where to look and how to use the tools properly.

I pretty much live inside Google Flights and Skyscanner when I’m planning trips. Those are my two non-negotiables. Then I cross check with other search engines if I really want to squeeze every dollar.

Let’s break it down.

Use Google Flights as your home base

Google Flights is the best place to start because it gives you a wide, clean overview of everything possible.

Things to use every single time:

  • Explore Map:
    Plug in your home airport, choose “flexible dates” and see what destinations are cheapest in the next few months. This is perfect if you know you want Europe, but you don’t care if you fly into Lisbon, Athens or Budapest first.
  • Flexible date filters & calendar view:
    Instead of typing exact dates and praying, use the calendar. You can see which days are cheaper at a glance. Shifting your trip by one or two days can drop your fare by hundreds.
  • Trip length filters:
    You can tell Google Flights you want “1 week” or “2 weeks” and let it show you the cheapest combinations inside that range. This is ideal if your PTO is fixed but your dates are not.

I always start with Google Flights to get the shape of the pricing. Which routes are generally cheap, which months seem softer, and where the deals live.

Then check Skyscanner to confirm you are not missing anything

Once I have a few promising options, I then hop over to Skyscanner.

Why Skyscanner?

  • It pulls in more budget and foreign carriers that do not always show up elsewhere.
  • The “Whole Month” view is another amazing tool for seeing the cheapest days to fly.
  • It is great for routes that involve smaller or regional airports.

Most of my bigger flight wins happened because I checked both Google Flights and Skyscanner. If the fare looks good on both, I know it is probably a real deal, not a glitch or a random outlier.

Keep a couple of backups in your pocket

You do not need fifteen tabs open with fifteen search engines, buuuuuuut a few backups are helpful.

  • Momondo: Often finds weirdly low fares that other engines miss.
  • Kayak: Good to cross check, especially with its “Hacker Fares” and flexible date tools.

No single site wins every time. That is why people think learning how to book cheap flights is hard. It gets easier once you accept that you will probably check at least two or three places before you commit to booking.

Set price alerts like it is your part time job

Once I find a route and dates that look promising, I never just panic book on the spot. I set price alerts.

You can set these on:

You pick your route and rough dates, hit “track prices” or “set alert,” and those sites email you whenever the fare drops or spikes. That way you do not have to manually check every day.

This is exactly how I booked one of my favorite wins last summer. I flew one way from LAX to Athens for $300, bags and seat selection included. I found a decent fare on Google, set alerts on Google, Skyscanner, and Kayak for a few dates, watched it for a bit, and jumped when the price dipped into my target range.

Not magic. Just early searching, price tracking, and waiting for the drop.

Start early so the drops actually have time to happen

Price alerts only work if you give them time. If you are searching flights two weeks before your trip, there is less room for those nice “hey, the fare dropped $150” emails.

My usual process looks like this:

  1. Search routes and dates on Google Flights to understand the ballpark.
  2. Cross check on Skyscanner to see if any budget carriers or funky combos are cheaper.
  3. Pick 1–3 date combinations that look realistic.
  4. Set price alerts for those exact routes and dates.
  5. Wait and watch for a few weeks, then book as soon as it hits a price I am happy with.

That is really the core of learning how to book cheap flights. Use the right tools, check more than one site, track the prices and give the deals enough time to show up.


2. Be Flexible

Nabbed this cheap flight to Istanbul from Munich for €80.

Here’s the part nobody wants to hear but everybody needs to hear… if you want to master how to book cheap flights, flexibility is your best friend. You do not need to turn your life into a “fly wherever the wind blows” situation, but being even a little bit flexible can save you hundreds.

Fly Off Peak

Peak season airfare is chaos to say the least. Summer weekends, Christmas, spring break, Thanksgiving, local holidays… the airlines know exactly when everyone wants to fly, and they price accordingly.

If you really want to learn how to book cheap flights, consider these shifts:

  • Slide your trip into shoulder season (April–May or September–October)
  • Avoid major holidays unless absolutely necessary
  • Skip weekend departures during summer

Shoulder season is honestly the sweet spot. Fewer crowds, better prices, nicer temperatures and airports that don’t feel like a zombie apocalypse. Perfect for both your budget and your soul.

Best Days of the Week to Fly

Yes, the day you fly matters. And no, it’s not because airlines “release deals at midnight”.

Research consistently shows:

  • Tuesdays, Wednesdays and Saturdays are usually the cheapest days to fly
  • Domestic US flights tend to dip mid week
  • International flights often favor Wednesday or Saturday departures

It’s not a guarantee, but it’s a reliable pattern. If you can shift your travel dates to include one of those days, you have a better chance of nabbing a lower fare.

Stay Open Minded About Airports

Do not cling to your hometown airport like it’s the last lifeboat on the Titanic. Checking alternate airports can unlock massive savings.

Ways to expand your search:

  • Look at nearby hubs you can reasonably drive to
  • Consider regional airports that low cost carriers love
  • Fly into a cheaper city first, then jump to your real destination

Examples of this strategy in action:

Sometimes saving $300 just means adding a fun bonus city to your itinerary. Not exactly a hardship.

Multi-City and Open Jaw Options

This is where you start outsmarting the airline system. Multi-city and open jaw tickets often end up cheaper because you’re not forcing your trip into a round-trip box.

What is an open jaw ticket?

It’s when you book a one way and fly into one city and fly home from a different one. There’s no “return to your starting point” in the middle. You travel overland (or however you want) between two or more cities. Airlines price these differently than round trips, and in a lot of cases, they’re cheaper.

I do this constantly. I’ll book a one way flight into a major hub, travel around by train or bus or budget airline, then fly home out of a totally different city with a much better fare. I’ve used this strategy all over Europe, Latin America, South America and Asia, and it has saved me hundreds every single time.

Examples:

These routes can save money and time, especially if you’re already planning to travel through more than one place.

When does this make sense?

  • You’re visiting multiple cities anyway
  • You want to avoid backtracking
  • You spot a great fare leaving from a different city than the one you arrived in

Bottom line: If you’re serious about learning how to book cheap flights, flexibility is everything. Move your dates, try another airport, consider a different routing, and suddenly the budget doors start swinging open.

Skyscanner – The Ultimate Travel Hack

3. Booking at the Right Time (The Part Everyone Obsessively Googles)

I probably spend a good portion of my working days setting up flight alerts.

If you want to master how to book cheap flights, timing matters. Not in the “wake up at 3:17 am to make your 6 am flight” way that the internet loves to repeat, but in an actual data backed, statistically predictable way. This is the section people get wrong the most, so let’s break it down without the conspiracy theories.

When to Book US Domestic Flights

For flights within the United States, the sweet spot is usually 1–3 months before departure.

If you book too early, you’re often paying a premium. Book too late, and the fares shoot up because airlines know you’re desperate. That 1–3 month window tends to give you the best balance of availability and price.

If you’re traveling around major holidays, increase that window unless you enjoy paying $800 for a middle seat to Phoenix.

When to Book International Flights

For international travel, the booking window widens quite a bit. Research has shown:

  • NerdWallet suggests 2–8 months out is the ideal range
  • Expedia found a “magic window” of 18–29 days before departure that sometimes unlocks the lowest fares

Here’s how to approach this:

  • If you’re a planner (or anxious): Start tracking fares about 8 months before your trip. Set alerts, observe patterns, and pounce when the fare dips into a range you’re comfortable with.
  • If you’re flexible or willing to gamble: Keep an eye on that 18–29 day window. Sometimes airlines drop prices to fill remaining seats, and you can snag a last minute bargain.

Both strategies can work. Just remember, early tracking gives you the most control.

The 24-Hour Rule AKA Your Legal Cheat Code

This one actually is a hack, because it’s backed by US law, and it pretty much exists to protect you from impulsive bookings, panic bookings, or discovering a better deal five minutes after you pressed purchase.

Here’s how it works: If your flight touches U.S. soil (departing or arriving) and you book it at least 7 days before departure, you can cancel within 24 hours for a full refund.

No penalties. No change fees.

And you don’t need a “travel agent voice” to request it. It’s your legal right.

There are two ways US airlines comply with this rule:

  1. Cancellation for a full refund:
    You pay for the ticket, then have 24 hours to cancel and get every dollar back.
  2. Free 24 hour hold:
    Some airlines let you hold the fare with no payment for 24 hours. This gives you time to think before you commit.

Either option is designed to let you pause, breathe, compare, and avoid regretting your choices.

Important notes so you don’t accidentally void the rule:

  • It only applies if you book directly with the airline. Booking through Expedia, Priceline, or other third party sites often voids the protection.
  • It only applies when your departure is 7 or more days away. Last minute bookings don’t qualify.
  • Group tickets, held reservations, or special fare classes may be excluded.
  • If you cancel, the refund goes back to your original form of payment. It usually appears quickly, but some banks take a few days.

Use this rule. Abuse this rule. It exists to help you avoid buyer’s remorse and panic booking.


4. Use a VPN to Book Your Flights

Without a VPN (left) vs WITH a VPN (right).

Okay, so while writing this blog, I stumbled onto a random Twitter post claiming that using a VPN set to India could get you cheaper flights. Normally I ignore random “travel hacks” that sound like they were invented in a group chat at 2 am, but I was already deep into researching how to book cheap flights, so I figured why not test it.

And to my surprise it worked!

I decided to test it out on a route to Japan and input from LA to Tokyo. I switched my VPN location to India just to see if this theory had legs…

And the same flight was slightly cheaper! ($34 to be exact). There were also other nonstop flights for the same route showing for around $10-25 cheaper.

Here’s what I used:

Urban VPN: It’s free, easy, and available for desktop and as an app for smart phones. You literally download it, select a country, open a new browser, check flights, and see if prices shift. Download Urban VPN for Free.

Why this works (sometimes):

Some airlines and OTAs adjust prices based on the region you’re “searching” from. It’s not guaranteed, and it’s not universal, but it can absolutely make a difference on certain routes, especially long haul international ones. It doesn’t hurt to try it.

How to try it yourself:

  1. Turn on your VPN
  2. Test a few different countries (India is a strongest contender so far)
  3. Search the same route again
  4. Compare prices on Google Flights or the airline website
  5. Book directly through the airline once you confirm the cheaper fare

Important notes:

  • This trick won’t work on every airline or every route.
  • Some carriers redirect you back to a regional site with the original, higher price.
  • Always compare the total price after currency conversion and fees.
  • Don’t force it. If prices don’t change, fine. If they drop by $80–200, then take the win.

Bottom line: When people ask how to book cheap flights, VPN tricks are usually the last thing I recommend… but honestly, this one surprised me. It’s simple, free, and when it works, it’s great. I say, give it a shot before you book your next international trip.

Compare airlines, dates and prices with Skyscanner

5. Budget Airlines vs Full Service Airlines

Waking up at 3 am for a budget flight vs complimentary wine and spacious seats. It depends on what you’re willing to sacrifice.

If you’re serious about learning how to book cheap flights, this is where things get real. Because yes, budget airlines can save you a ton of money… but only if you understand what you’re signing up for. Otherwise you end up like early travel me… standing at a Ryanair counter, teary eyed after being told my backpack counts as a “carry on”, owing €70, and questioning my life up to that point.

Budget carriers aren’t bad by any means. They’re just a very specific experience. Sometimes they’re perfect. Sometimes they’re a trap. And sometimes they look cheap upfront but end up costing more than a full service ticket that feeds you, hydrates you, and doesn’t punish you for having a suitcase.

Let’s break this down so you don’t repeat any of my early mistakes.

When Budget Carriers Are Actually Worth It

Budget airlines can be a lifesaver when you use them for the right kind of trip. Examples of carriers that often have great deals:

When budget airlines make sense:

  • Short regional flights – Hopping between European cities or SEA countries? Great.
  • You don’t need bags – Easy win if you’re carrying a backpack item and nothing else.
  • You don’t care about seat assignments – Middle seat? Love that for you.
  • You’re prepared for a no frills experience – You know exactly what you’re buying.

When they don’t make sense:

  • Long-haul flights.
    This is where things get dicey. The ticket looks cheap, but then you pay extra for bags, food, water, seat assignments, and for the privilege of… existing.

Case in point, when I flew home from Porto, Portugal to LAX on a “budget” airline, the cheap fare seemed like a steal until I added: bag fees, seat fees (sorry no way am I sitting in a middle seat for a 12 hour flight), gate check fees, and a self transfer in Paris where I had to exit, collect my bags, go through customs, recheck my bags, reclear security and sprint to my next flight.

By the end, I’d paid over $200 in extras and endured one of the most uncomfortable long haul flight experiences of my life. And the journey ultimately ended up being more expensive than a full service airline would have been from the start.

This is why understanding how to book cheap flights includes knowing when not to chase the cheapest price.

The Fees to Watch (Budget Airlines Are Masters of Fine Print)

This is where budget airlines make their money. If you don’t read the rules, they will eat you alive.

Fees to always check before booking:

  • Seat selection: Not choosing will save you money, but can also split your group or stick you in the middle row of a 10 hour flight.
  • Luggage fees (carry-on & checked): Some charge more for overhead bags than checked bags, some charge for a backpack, and some simply exist to emotionally damage you.
  • Airport check in or printing boarding passes: Yes, some airlines literally charge you to use a desk or print a ticket.
  • Weight limits: For some airlines, if your bag is 0.1 kg over the limit, prepare to donate a kidney.

Budget carriers are not scams, but they do rely on people not reading the rules. Always add up every fee before finalizing the booking. If the total surpasses a comfortable full service flight, walk away.

Packing Light to Avoid Surprise Costs

The easiest way to save money with budget airlines is to avoid paying for bags at all. Here are some tips that have saved me a few bucks:

  • Wear your heaviest items: Yes, I’ve boarded planes looking like the Michelin Man. But it was worth it.
  • Limit your shoes: Shoes take space, weigh more and add no joy when you’re getting charged €60 for their extra weight at the gate (my golden rule is no more than 2 pairs per trip).
  • Use a backpack that fits the free personal item dimensions: Check the measurements. Don’t eyeball it. Budget airlines do not play games.
  • Pack strategically: Pack a capsule wardrobe, roll your clothes, and keep liquids small.

If you can avoid all bag fees, budget airlines become wildly worth it. If you can’t, the “cheap fare” becomes a personality test.

Bottom line: Budget airlines are tools, not one size fits all solutions. For short trips, spontaneous getaways, and light packers, they’re incredible. For long haul flights, tight connections, or travelers with baggage (literal or emotional), a full service airline may end up cheaper, easier, and significantly more comfortable.

Know the fees, plan your packing, and compare the total cost before you book. Because the goal isn’t just the cheapest ticket; it’s the smartest one.

Find the cheapest flights from the United States

6. Use Points, Miles, and Discounts Like a Pro

Thanks to my Chase Sapphire card I was allowed complimentary lounge access in Crete.

If you want to learn how to book cheap flights, you can’t ignore the points and miles world. It’s pretty much free money for being strategic, organized and mildly obsessive about which card you use when paying for tacos.

I’ve been working the points game for six years, and it has literally paid for a good chunk of my travel expenses. You don’t have to become a full blown travel hacker to benefit from this stuff, but having one or two solid systems in place can change your travel budget forever.

Credit Card Bonuses: The Fastest Shortcut to Free Flights

If you’ve ever asked yourself how to book cheap flights without waiting for deals, credit card rewards are the answer. They are the cheat code because you can earn so many points so fast.

I personally use the Chase Sapphire Preferred card, and it has been my ride or die for years. The bonuses are generous, the points are flexible, and Chase’s travel portal makes redeeming easy.

Typical bonuses:

  • Chase Sapphire Preferred: ~75,000 points after $5,000 in 3 months
  • Chase Sapphire Reserve: ~125,000 after $6,000 in 3 months (and sometimes up to 175,000 through targeted offers)

My points have paid for multiple flights over 10 hours, domestic trips, hotels, and rental cars.

My personal strategy for earning points faster and hitting that inital bonus:

  • Put my card down at group dinners
  • Pay for family groceries, big purchases, or shared expenses
  • Have everyone Venmo/Zelle me
  • Immediately pay off the card
  • Watch the points roll in

This is how I hit my point bonus without even really trying. If you have a big trip coming up, apply for a card, put every trip expense on it, pay it off, and watch the points stack up. Remember to continue paying it off so interest doesn’t ruin the fun.

Airline Loyalty Programs: Worth It for Some, Meh for Others

Here’s the thing for me, I don’t personally stay loyal to one airline. I fly globally, bounce between carriers, and chase deals instead of status. For me, committing to one airline doesn’t make sense.

But for you? It might.

Airline loyalty programs are awesome if:

  • You consistently fly the same airline (Delta, United, American, etc.)
  • You live near a major hub
  • You want upgrades, free bags, lounge access or priority boarding
  • You’re already flying several times a year for work or family

If that’s your lifestyle, an airline credit card can make sense. You’ll stack miles faster, qualify for status perks and potentially earn free flights faster than you expect.

If you’re a “whoever is cheapest wins” traveler like me, stick to flexible points through Chase, Amex, or Capital One instead.

Student & Youth Discounts (The Underrated Hack)

If you’re under 26 or still a student, congratulations, you have unlocked a special portal of discounted fares the rest of us can only dream about.

Where to look:

Even if a fare isn’t massively cheaper, these discounts can knock off just enough to make a flight comfortably affordable.

Bottom Line: Points, miles, and discounts won’t fix everything, but they can slash your flight budget dramatically when used wisely. The key is understanding what kind of traveler you are.

Compare prices on flights with Skyscanner

Debunking the Last of the Flight Myths

When you start looking into how to book cheap flights, you quickly learn the internet is full of myths that refuse to die. Some of them are harmless. Some of them are just plain wrong. And some of them feel like they were invented by someone who refuses to accept that airfare is determined by algorithms, not astrology.

Let’s put the biggest myths to rest so you can stop wasting time on “hacks” that don’t actually do anything.

Incognito Mode DOESN’T Work

I’m about to tell you a truth no one wants to hear… Opening 47 tabs in incognito mode is not the end all be all in booking cheap flights.

The myth survives because it feels suspiciously logical. But airline pricing has nothing to do with your personal browsing history. Experts have debunked this repeatedly, and here’s why:

Why cookies don’t matter:

  • Airlines use dynamic pricing based on real time demand, not whether you personally searched the route twice or not
  • Prices change when fare classes sell out, not when your browser remembers you
  • Competing airlines constantly adjust prices
  • Market demand affects fares far more than individual user behavior

Incognito mode just hides your local cookies. It does not fool airline servers, and it does not change how fares are calculated.

You’re better off focusing on flexibility, timing and the strategies above that actually move the needle.

Switching Currencies Will Not Save You Big Money

Switching the currency at checkout can sometimes reveal a lower fare, but it’s honestly rare, inconsistent and kind of unpredictable. Most airlines will auto adjust prices based on region, taxes and local market demand, not on what currency you click.

If you decide to try this:

  • Make sure your bank doesn’t charge foreign transaction fees
  • Only compare the final price, not the pretax price

It’s a “maybe occasionally” trick that is hit or miss, not really a reliable strategy.

There’s No Magical Day When Flights Get Cheap

If there were a secret day when flights dropped to $99, everyone would know. Airlines don’t pick one day of the week to be generous.

Studies do show that Tuesdays, Wednesdays and Saturdays often have slightly cheaper fares overall, but it’s a general trend, not a guarantee. Sometimes a Thursday afternoon gives you the best deal. Sometimes a Friday morning might surprise you.

The real strategy isn’t guessing days of the week, but rather staying flexible, tracking prices and understanding demand.

That’s the actual core of booking cheap flights.

Secret Hacks Are Not a Guarantee to Beating Airline Algorithms

There are no password protected loopholes, secret browser extensions, or “type this phrase into Google Flights and it unlocks hidden fares” hack to magically get cheap flights.

Airfare pricing is based on:

  • How many seats are left
  • How fast they’re selling
  • Seasonal demand
  • Competition
  • Route popularity
  • Fuel costs
  • And a whole lot of algorithmic mayhem

Flexibility and timing will beat “hacks” every time.

Flash Sales Aren’t Always Worth It

Some airlines run legitimate flash sales. Some run “sales” that raise prices first, then discount them back to their regular amount to look generous.

If you see a flash sale:

  • Always compare the sale price to the normal price
  • Always check Google Flights or Skyscanner to confirm it’s an actual discount
  • Do NOT panic buy without verifying

Flash sales can be great, but they’re not automatically a deal.

Final Thoughts: Cheap Flights Are a Mindset

Learning how to book cheap flights isn’t about magical tricks or hoping the algorithm blesses you. It’s a mindset. Once you understand the patterns, timing, tools and strategies, this stops feeling like a guessing game and starts feeling… doable. Anyone can get good at this with a little consistency.

Cheap flights are about habits, not luck. Checking prices early, staying flexible, using the right tools, tracking fares, and knowing when a “deal” is actually a deal. These small choices add up, and before you know it, you’re the friend everyone texts when they want to fly to Europe for under $400.

And that’s the real win, once you know how this works, you get to travel more without spending more.

If you want more travel tips, guides, Europe content and Greece centric dissaray, make sure you’re subscribed to my newsletter.

Now go put these strategies to work and start planning your next getaway. Your future self (and your bank account) will thank you.

About the Author: Hi, I’m Alayna, the creator of Alayna Abroad. I’ve traveled to 35 countries, visited 28 Greek islands, and spent over six months living and traveling in Greece across the past five years. What started as one life changing trip in 2021 turned into a full blown passion for affordable, experience driven travel. I write practical guides, honest advice, and real travel stories to help people explore the world without needing unlimited money or permission from anyone.

Want to see where I’m headed next or keep up with new posts? You can follow along on social below.

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