$431 Cheap British Airways flights Pittsburgh (PIT) to London (LHR)

Grab cheap return British Airways flights from $671 from PIT to LHR by filtering your results from “Price (lowest to highest)” on Expedia. Or search for deals from $431 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for one-way or return flights to London in January or February. You could find an affordable fare with British Airways during these off-peak travel months.

Look for British Airways flights from PIT to LHR about one month before you want to leave. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class and itinerary, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Passengers who book on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from Pittsburgh Intl. Airport (PIT) to Heathrow Airport (LHR) on one of British Airways’s 4 weekly direct flights. Use our “Nonstop” and “Airline” filters to find the British Airways flight that’ll land at LHR at your preferred time.

From takeoff till landing, a nonstop British Airways flight from Pittsburgh Intl. Airport (PIT) to Heathrow Airport (LHR) takes approximately 7h 25m.

The earliest British Airways flight from PIT to LHR departs at 9:45PM UTC-5, landing at 10:10AM UTC+0. If you’d like to set off later in the day, the last British Airways flight leaves PIT at 9:45PM UTC-5 and lands at LHR at 10:10AM UTC+0. Flying before midday is often a good idea as morning and mid-morning flights are less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Jump on a British Airways flight from Pittsburgh Intl. Airport (PIT) to London, and you’ll probably arrive at Heathrow Airport (LHR). This is the airline’s primary hub in this city.

On a standard economy flight with British Airways from PIT to LHR, passengers can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 29 inches x 15 inches x 16 inches in total. For carry-on, you’re permitted 2 cabin bags weighing up to 50 lb and measuring no more than 19 inches x 9 inches x 17 inches. Weight and size allowances may vary based on your fare type and cabin class. To make sure you’re not hit with additional fees at the airport, check your British Airways booking or look up the airline’s website before you begin packing.

With a 4-star airline rating and an excellent in-flight experience, British Airways is the leading choice for many passengers heading from PIT to LHR. What’s more, if you’re a British Airways Executive Club and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the Pittsburgh Intl. Airport (PIT) to Heathrow Airport (LHR) route, British Airways typically operates Boeing 787-8 and Boeing 787-9 planes. Remember that last-minute changes are possible for operational demands, so your flight may be on another aircraft.

Changes are usually free within 24 hours of making a booking, but your airline may charge a fee after that time. For more information about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to change your plans without additional charges, check the “Changes included” or “No cancel fee” filter when organizing your next getaway.