£243 Cheap British Airways flights from Denver to London (DEN→LHR)

Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap British Airways return flights £657 from DEN to LHR. Affordable one-way options from £243 are available as well.*

*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.

January is one of the cheapest months to fly to London with British Airways. You could also find excellent prices on return and one-way fares in February.

British Airways operates direct flights from Denver Intl. Airport (DEN) to Heathrow Airport (LHR), with 7 weekly departures. Just apply the "Nonstop" and "Airline" filters during your search on Expedia to see all direct British Airways flights to LHR.

From takeoff to touchdown, a direct British Airways flight from Denver Intl. Airport (DEN) to Heathrow Airport (LHR) typically takes 9h 5m.

British Airways flights from Denver Intl. Airport (DEN) to London come in to Heathrow Airport (LHR). This is the main entry point here.

For checked luggage, passengers can take 1 checked-in bag weighing up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres. You can also bring 1 cabin bag in the cabin when flying standard economy from DEN to LHR with British Airways. This carry-on must weigh less than 23 kg (50 lbs) and be no larger than 56 centimetres x 23 centimetres x 43 centimetres. Exceeding these limits can mean extra charges, so check British Airways's baggage allowance guidelines before packing your suitcase.

British Airways usually operates Airbus A350-1000 planes for flights from Denver Intl. Airport (DEN) to Heathrow Airport (LHR). Keep in mind that aircraft type can differ depending on operational requirements, so the plane you'll be on might be different on the day.

Changes are often free within 24 hours of making your booking, but your airline may charge you after that time. For more information about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to make changes without additional charges, check the "No cancel fee" or "Changes included" filter when organising your next adventure.