Book British Airways flights (BA)

Trending British Airways Flights

Prices were available within the past 7 days and start at for one-way flights and $431 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, Aug 8 - Tue, Aug 19
LAX
Los Angeles
LHR
London
$431 Roundtrip, found 6 hours ago
$431
Roundtrip
found 6 hours ago
Select British Airways flight, departing Fri, Aug 8 from Los Angeles to London, returning Tue, Aug 19, priced at $431 found 6 hours ago
British Airways
Mon, Sep 22 - Sun, Oct 5
LAX
Los Angeles
HND
Tokyo
$3,584 Roundtrip, found 8 hours ago
$3,584
Roundtrip
found 8 hours ago
Select British Airways flight, departing Mon, Sep 22 from Los Angeles to Tokyo, returning Sun, Oct 5, priced at $3,584 found 8 hours ago

About British Airways

With a modern fleet, hours of in-flight entertainment, and exceptional onboard service, British Airways flights from $431 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 from $431, 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
from $431

Frequently asked questions

Which destinations does British Airways fly to?
Get some inspiration for your next travel adventure by exploring the British Airways flight deals on Expedia. This popular carrier travels to around 172 destinations throughout Caribbean, Europe, Africa and more. From London to Philadelphia and beyond, you’ll have your choice of awesome cities to book a flight to.
Why fly with British Airways?
Based out of Heathrow Airport (LHR), British Airways is a flag carrier and the top pick for many frequent flyers. This major carrier has a fleet of 284 aircraft and boasts top-tier customer service and a 4-star airline rating. British Airways is the world’s largest operator of the Boeing 747-400. When the time comes to book a flight, you’ll discover fantastic British Airways flight deals with Expedia. Take your pick of seating options, including premium economy and business class.
What can I expect from a British Airways flight?
Take to the skies with British Airways and you can look forward to drinks and food on most services. Of course, what’s listed on the menu will depend on your place of departure, destination and the length of your journey. Take a peek at our British Airways flight deals and start planning your next amazing adventure today.
How can I get a cheap last-minute British Airways flight on Expedia?
Be impulsive and throw yourself into a spontaneous travel adventure. You can pick up excellent deals on last-minute British Airways flights by being flexible with your dates. Look up our great last minute flights deals for some travel inspiration or enter your desired dates and compare low prices on British Airways flights.
Can I fly from the US on British Airways?
British Airways operates flights from major US cities like Philadelphia and Dallas to Mestre, Shannon and many other popular destinations. Wherever you’re heading from or to, Expedia can help you find great deals on premium economy, business class and economy plane tickets with this airline. British Airways is a member of the OneWorld, so you can earn flyer points with other carriers and explore even more of the world.
How can Expedia help with my British Airways booking?
It starts from the second you look for cheap British Airways flights with Expedia. Download the Expedia App and find and secure your flight with a few swipes and taps. The app allows you to manage and access your vacation bookings in one spot. Look up your flight status, check in and get helpful trip reminders exactly when you need them, including flight delays, baggage carousel numbers and gate changes. Eager for more savings? Bundle your flights and hotels. You’ll also pick up double Expedia Rewards points when you book through the app.
Can I earn and redeem miles with my British Airways flight?
British Airways makes it a snap to earn points through its British Airways Executive Club program. Credit card purchases, flying with the airline and renting a car are several ways to earn airline miles, in addition to buying flights. When locking in your airline tickets with Expedia, find your loyalty program in the dropdown menu. You can then key in your membership number to confirm if your booking is eligible. Save your dollars, score points and set off on more adventures with Expedia!
What rules does British Airways have in terms of hand luggage allowance?
A British Airways international fare lets you have 2 cabin bags and a small personal item as your hand luggage allowance. In economy class, the general rule is that each carry-on bag shouldn’t be heavier than 50 lb or exceed 19 inches x 9 inches x 17 inches total. These dimensions (length + width + height) and weights can differ across cabin classes, so refer to the rules on your British Airways plane ticket before you fly.
What is British Airways's checked-in luggage allowance?
With international British Airways flights, you can bring at least 1 checked-in bag. Size and weight restrictions can vary based on a number of factors. However as a general guide, your checked baggage should have dimensions (length + width + height) no larger than 29 inches x 15 inches x 16 inches total. The total weight should not exceed 50 lb per bag. Allowances can depend on the class of cabin as well as the size of the aircraft, so be sure to check your British Airways itinerary or contact British Airways customer service for the best advice.
Does British Airways fly internationally?
From Italy to Ireland and Czechia to Germany, British Airways can help you discover the globe. This popular carrier is based in London and is a member of OneWorld, a partnership of airlines designed to seamlessly connect travelers to more international destinations. Look up our British Airways flight deals and see the incredible world out there.
How can I check in for British Airways flights?
The fastest way to check in for your flight is through the British Airways website or British Airways app. You can also select a seat and manage your itinerary through both of these platforms. For most domestic fares, online check in is open from 1 day until 1 hour prior to departure. For international flights, this time frame is normally between 1 day and 2 hours. Check in for your flight online and avoid any long queues at the airport!
*Available to One Key members.