Cheap British Airways (BA) Flight Reservations & Booking Flights

  • 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 on select hotels after you book a flight*
  • payments icon

    Find the right fit

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

Trending British Airways Flights

Prices were available within the past 7 days and start at for one-way flights and SAR3,806 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Friday, 5 September, 2025 - Friday, 12 September, 2025
LAX
Los Angeles
LHR
London
SAR3,806 Roundtrip, found 1 day ago
SAR3,806
Roundtrip
found 1 day ago
Select British Airways flight, departing Friday, 5 September, 2025 from Los Angeles to London, returning Friday, 12 September, 2025, priced at SAR3,806 found 1 day ago

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?
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 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.