Book British Airways flights (BA)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

About British Airways

With a modern fleet, hours of in-flight entertainment, and exceptional onboard service, British Airways flights are one of the best ways to hop across the pond in 2025. This founding member of the Oneworld alliance will take you from countless US airports directly to London. From there, Europe's your playground thanks to the airline's multitude of regional flights. Whether it's Big Ben, the Eiffel Tower, or the Sagrada Família, you'll find some of the cheapest British Airways deals on Expedia.


Guide to British Airways flights


What it's like to fly with British Airways

Book a flight with British Airways this 2025 and enjoy spacious seats, stylish interiors, and some of the best British movies and TV shows through the back-of-seat entertainment. For trans-Atlantic flights, choose from one of 4 cabins: World Traveller (economy), World Traveller Plus (premium economy), Club World (business class), and First. British Airways Wi-Fi is available on most flights, allowing you to scroll and post on social media while you're in the sky. The airline's High Life Café offers an enticing selection of food and drink, with complimentary three-course meals available in all cabins on many longer international flights.


Destinations British Airways flies to

You can book British Airways tickets from the United States direct into London Heathrow. Some of the most popular routes in 2025 include New York to London and Los Angeles to London. There are departures from most major airports in the US, too, including Houston, San Francisco, Chicago, and more. Then, from London, you'll find countless British Airways flights to popular destinations across Europe, from buzzing cities like Berlin to popular beach spots like Ibiza.


Check-in information for British Airways

For most flights, British Airways check-in is available online from 24 hours before take-off. To access your boarding passes online, grab your British Airways booking code or ticket number from the Expedia app and go to the airline's Online Check-in page to fill in the details.


Great deals with British Airways on Expedia

Whether it's a road trip through Great Britain's rolling green countryside or interrailing around LinkNorthern Europe's grand capital cities, Expedia's amazing British Airways deals could take you there for less. And, if you want to save even more on your adventure across the pond, consider bundling together your flights with your car rental and hotels. This way, you could unlock Expedia's epic package savings.


British Airways reviews

Read British Airways reviews left by fellow Expedia travelers on this page. This will help you gauge what the plane and onboard services are like.


How to find cheap British Airways flights on Expedia

To bag British Airways cheap tickets , try to book at least a few months in advance, especially if you're traveling during the summer high season or the festive season. You can also consider adding a stopover with British Airways instead of booking a direct flight as this can sometimes be cheaper.


British Airways's carry-on baggage allowance

The British Airways carry-on allowance is usually 1 bag with dimensions of up to 22 x 18 x 10 inches and 1 personal item for most flights. This includes a briefcase, shopping bag, or purse. You must be able to fit your carry-on items under the seat in front of you or in the overhead compartments. This is usually included for free on most British Airways flights.


British Airways's check-in baggage allowance

For economy cabins, the standard British Airways baggage allowance is 1 bag of up to 50 lbs. Keep in mind that checked baggage may not be included in certain promotional economy fares. You’ll find this information clearly displayed on Expedia. Typically for premium economy, you can check in 2 bags of up to 50 lbs. each. In Business, the allowance is 2 bags up to 70 lbs. each, while in First, you get 3 bags of up to 70 lbs.


Earning frequent-flier miles with British Airways when booking on Expedia

With the Executive Club frequent flier program, you'll earn British Airways miles, known as Avios, for all Oneworld airline flights you take. And yes, you'll rack up the same mileage for flights booked on Expedia, too. Then there's Expedia's rewards program: One Key. It's free to join, and you can earn OneKeyCash on most bookings, including flights, hotels, and car rentals. Members even get access to great discounts.


Flexible booking and cancellations for British Airways flights

Some British Airways reservations may allow for changes and cancellations, but this depends on the type of fare you buy. If you need flexible British Airways tickets, you can check the “no cancel fee” and “changes allowed” search filters when comparing prices on Expedia. For more information, visit the Help Center or contact our customer service team to discuss your options.


Airline Information

Airline Name
British Airways
Airline Code
BA
Roundtrip price

Frequently asked questions

Which destinations does British Airways fly to?
Operating in around 172 locations spread across Caribbean, Europe, Africa and more, British Airways will take you to the places you want to discover. Pack your luggage and book a flight to leading destinations like London or Philadelphia for famous sights and magical moments.
Why fly with British Airways?
With around 284 aircraft flying to a variety of enticing destinations, British Airways makes it easy to satisfy your wanderlust. Based out of Heathrow Airport (LHR), this popular carrier features a 4-star airline rating and top-tier customer service. When it's time to book a flight, Expedia has British Airways flight deals that'll take you where you need to be at a price that won't put a hole in your budget.
What can I expect from a British Airways flight?
Most British Airways flights offer snacks and meals to keep your stomach happy. With Expedia, you'll find low-cost British Airways flights to get you back in the sky sooner, and with money to spare!
How can I get a cheap last-minute British Airways flight on Expedia?
It's time to be impulsive and take off on a spur-of-the-moment travel adventure. You can land fantastic deals on last-minute British Airways flights if you have some flexibility with your travel dates. Check out our great last minute flights deals for some travel inspiration or enter your ideal trip dates and compare prices on British Airways flights.
Can I fly from the US on British Airways?
You bet. For example, you can jet to well-known destinations like Mestre and Shannon from Philadelphia and Dallas. Find epic deals on British Airways premium economy, business class and economy plane tickets with Expedia and get packing. As a OneWorld member, you can experience more of the world with British Airways and its partner airlines.
How can Expedia help with my British Airways booking?
You can view your flight status and much more with the Expedia App. Our free app lets you manage your booking and receive immediate trip updates, from flight delays to baggage carousel numbers. It's also the place to land excellent deals on rental cars and hotels, as well as cheap British Airways flights with Expedia. Book whatever you need while you're out and about and earn twice the Expedia Rewards points while you're at it.
Can I earn and redeem miles with my British Airways flight?
It's possible to earn miles through the British Airways rewards program, British Airways Executive Club. As well as purchasing airline tickets, you can build up points by credit card purchases, flying with the airline and renting a car. If you're a member of British Airways Executive Club, search for the program while you're checking out with Expedia to see if your flight is eligible.
What rules does British Airways have in terms of hand luggage allowance?
A British Airways international flight lets you have 1 cabin bag and one small personal item as your hand luggage allowance. If you're in economy class, the general rule is that each carry-on bag should not be heavier than 50 lb or be larger than 22 inches x 9 inches x 17 inches total. Weight and size dimensions may vary across cabin classes, so review the rules on your British Airways plane ticket prior to packing.
What is British Airways's checked-in luggage allowance?
With international British Airways tickets, you can usually bring 1 checked-in bag. Weight and size limits and number of bags can differ due to a number of factors. As a general rule, your checked baggage should have maximum dimensions of 35 inches x 16 inches x 29 inches. The total weight can not exceed 50 lb per bag. These specifications depend on the cabin class you've chosen, fare type and even the size of the aircraft, so be sure to review your British Airways itinerary or phone British Airways customer service for the most accurate packing advice.
Does British Airways fly internationally?
Based in London, British Airways travels to worldwide destinations including Italy, Ireland, Czechia and Germany. And the wonderful news is you'll nab big British Airways flight deals here on Expedia. Whether you're headed for a favorite vacation haunt or would love to discover new horizons, British Airways can get you there. It shares routes with partner airlines through OneWorld, so you can connect to more places across the globe without having to book separate journeys.
How can I check in for British Airways flights?
Make your next flight simple and stress-free by checking in and choosing your seat online. You can do this by visiting the British Airways website or with the convenient British Airways app. For most domestic flights, check in is accessible from 1 day to 1 hour before wheels up. Some international flights may ask for airport check-in for passport verification, so be sure to double-check your reservation. Otherwise, the general time frame for international journeys is usually between 1 day and 2 hours before departure.
*Available to One Key members.