Cheap British Airways (BA) Flight Reservations & Booking Flights

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save on select hotels after you book a flight*
    trophy illustration

    Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Frequently asked questions

How do I find cheap British Airways flights that have flexible change policies?
If you have to change your flight plans due to unforeseen events, the last thing you want is a change fee. Luckily, plenty of carriers will allow you to reschedule with no additional charge. You only need to pay any difference between the original fare and the new price. When looking for British Airways flights with Expedia, be sure to check the No change fee filter.
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.
How can Expedia help with my British Airways booking?
Book your cheap British Airways flights with Expedia — and remember to add on a hotel stay or car rental to snag even more discounts. From vacation packages to the latest travel information, we're here to help. Using the free Expedia App, it's easy to check in, confirm your flight status and get real-time updates, such as flight delays, gate changes and baggage carousel numbers. Download the app on your smartphone and handle all your bookings in one convenient place.
Can I earn and redeem miles with my British Airways flight?
If you're signed up with the British Airways rewards program, British Airways Executive Club, you may be able to earn points when locking in your airline tickets with Expedia. Scroll through the selection of frequent flyer programs and then enter your membership number at the final stages of booking to find out if you can collect mileage. You can also accumulate points through credit card purchases, flying with the airline and renting a car with British Airways Executive Club. When you book with Expedia, you can earn OneKeyCash™* on top of your airline miles. Just join One Key™, our free travel rewards program, to get started. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
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 23 kgs 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 23 kgs 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.

Explore a world of travel with Expedia