Low-Cost Airlines: 10 Cheapest Carriers for 2025 Travel

Budget travel is on the rise, and with 2025 just around the corner, finding the best low-cost airlines can save you hundreds on airfare. At Wallet Flights (walletflights.com), we scan hundreds of websites to bring you the best deals. Whether you’re planning a quick weekend getaway or a long-haul adventure, we’ve got you covered.

In this guide, we’ll explore 10 of the cheapest airlines to book in 2025. Plus, for hassle-free booking and extra travel perks, we recommend using Get Your Guide, where you can find exclusive deals on flights, tours, and activities.

Why Choose Low-Cost Airlines?

Low-cost airlines make travel affordable by cutting unnecessary expenses while still offering great service. Here’s why they’re a great option:

Significantly cheaper fares than traditional carriers
Frequent deals and flash sales
Flexible booking options
More routes to popular destinations

Now, let’s dive into the top 10 cheapest airlines you should consider for your 2025 trips.

1. Ryanair (Europe’s Budget King)

Base Country: Ireland
Destinations: Over 200 locations in Europe and North Africa
Best for: Ultra-cheap European flights
Why Choose? Ryanair offers some of the cheapest airfares in the world, with flights starting as low as €5 during flash sales.

Wallet Flights Tip: Book in advance to get the lowest prices, and be mindful of strict baggage policies.

2. Southwest Airlines (Best for U.S. Travel)

Base Country: United States
Destinations: Over 100 U.S. and international locations
Best for: Free checked bags and no hidden fees
Why Choose? Southwest is known for its “Bags Fly Free” policy, making it a top pick for domestic travelers.

Wallet Flights Tip: Sign up for Southwest Rapid Rewards to earn points for free flights.

3. Wizz Air (Eastern Europe’s Budget Choice)

Base Country: Hungary
Destinations: Europe, Middle East, and Central Asia
Best for: Cheap long-haul flights within Europe
Why Choose? Wizz Air offers some of the lowest fares to hidden gems like Albania, Georgia, and Kazakhstan.

Wallet Flights Tip: Join Wizz Discount Club for extra savings on tickets.

4. AirAsia (Asia’s Best Budget Airline)

Base Country: Malaysia
Destinations: 150+ cities across Asia, Australia, and the Middle East
Best for: Budget-friendly inter-Asia travel
Why Choose? AirAsia is famous for its $1 seat sales and affordable business class options.

Wallet Flights Tip: Use AirAsia Super App to get exclusive promotions on hotels and flights.

5. Spirit Airlines (Best for Cheap U.S. Flights)

Base Country: United States
Destinations: 85+ cities in the U.S., Caribbean, and Latin America
Best for: Ultra-low-cost domestic flights
Why Choose? Spirit’s bare fare model lets you pay only for what you need, keeping ticket prices ultra-low.

Wallet Flights Tip: Avoid baggage fees by traveling light with a free personal item.

6. EasyJet (Reliable European Carrier)

Base Country: United Kingdom
Destinations: Over 150 European and North African cities
Best for: Affordable city-to-city flights
Why Choose? EasyJet offers budget-friendly flights with no frills, just savings.

Wallet Flights Tip: Book flights mid-week to get the lowest fares.

7. Frontier Airlines (U.S. Budget Alternative)

Base Country: United States
Destinations: 90+ destinations, including Mexico and the Caribbean
Best for: Travelers who don’t need extras
Why Choose? Frontier’s Discount Den program offers exclusive deals for members.

Wallet Flights Tip: Pack smart – only one personal item is free.

8. Volaris (Mexico’s Cheapest Carrier)

Base Country: Mexico
Destinations: Mexico, U.S., and Central America
Best for: Cheap flights within Mexico and to the U.S.
Why Choose? Volaris often has flights under $50, making it perfect for budget travelers.

Wallet Flights Tip: Watch for Volaris’ monthly promos to score deals.

9. Scoot (Asia’s Rising Budget Airline)

Base Country: Singapore
Destinations: 60+ cities in Asia and Australia
Best for: Budget long-haul travel
Why Choose? Scoot is a subsidiary of Singapore Airlines, offering affordable yet comfortable flights.

Wallet Flights Tip: Upgrade to ScootPlus for business-class perks at a fraction of the price.

10. Jetstar (Australia’s Low-Cost Leader)

Base Country: Australia
Destinations: Australia, New Zealand, and Asia
Best for: Cheap flights between Oceania and Asia
Why Choose? Jetstar frequently has sales with $0 base fares (just pay taxes!).

Wallet Flights Tip: Bring your own snacks – Jetstar has no free meals.

How to Find the Best Deals on Low-Cost Airlines

Booking cheap flights takes strategy. Here are our top Wallet Flights tips:
✅ Use Flight Comparison Tools – We scan hundreds of websites to find the best fares for you. Check here.
✅ Be Flexible with Dates – Midweek flights are often cheaper.
✅ Sign Up for Airline Alerts – Airlines like Ryanair and Wizz Air announce flash sales via email.
✅ Book in Advance – The cheapest fares sell out fast.

For added convenience, check out Get Your Guide for exclusive discounts on flights, tours, and activities!

Conclusion

With so many budget-friendly airlines, 2025 is shaping up to be a great year for affordable travel. Whether you’re flying across the U.S. with Southwest, exploring Europe with Ryanair, or heading to Asia with AirAsia, these low-cost airlines make travel more accessible than ever.

FAQs

1. Are low-cost airlines safe?

Yes! Budget airlines follow strict safety regulations just like full-service carriers.

2. How can I avoid extra fees on low-cost airlines?

Pack light, bring your own snacks, and read baggage policies carefully.

3. Which airline is the cheapest in Europe?

Ryanair and Wizz Air often have the lowest fares in Europe.

4. Can I get refunds on budget airlines?

Most low-cost airlines have strict no-refund policies unless you buy flexible fares.

5. Where can I book cheap flights?

Check out Wallet Flights for the best flight deals and travel hacks!