£421 Cheap British Airways flights from London to Miami (LHR→MIA)

Scoring cheap one-way British Airways flights from LHR to MIA from £421 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable return fares £478 for your next exciting holiday.*

*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.

British Airways flights to Miami tend to be cheaper in the low-season months of September and October. Whether you're in search of a one-way or round-trip ticket, you could score a better deal then.

British Airways has direct flights from Heathrow Airport (LHR) to Miami Intl. Airport (MIA), with 13 weekly departures. Simply choose the "Nonstop" and "Airline" filters during your search on Expedia to find all direct British Airways flights to MIA.

It takes approximately 10h 2m to fly nonstop from Heathrow Airport (LHR) to Miami Intl. Airport (MIA) with British Airways.

If it's flexibility you're after, Wednesday offers the most choice for British Airways flights from Heathrow Airport (LHR) to Miami Intl. Airport (MIA). You can select from 2 different departures.

Take a British Airways flight from Heathrow Airport (LHR) to Miami, and you'll probably land at Miami Intl. Airport (MIA). This is the airline's main hub here.

On a standard economy flight with British Airways from LHR to MIA, you can bring 1 checked-in bag up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres in total. For hand luggage, you're allowed 1 cabin bag weighing up to 23 kg (50 lbs) and measuring no more than 56 centimetres x 23 centimetres x 43 centimetres. Weight and size limits can vary based on your fare type and cabin class. To make sure you don't get caught with additional charges at the airport, check your British Airways booking or look up the airline's website before you begin packing.

British Airways usually operates Airbus A380-800 planes for journeys from Heathrow Airport (LHR) to Miami Intl. Airport (MIA). Bear in mind that aircraft type can differ depending on operational requirements, so the plane you catch might be different on your day of travel.

Depending on your fare type, a fee is typically charged if you cancel or change your booking more than 24 hours after it's confirmed. To find flexible plane tickets, select our "Changes included" and "No cancel fee" boxes while looking for flights. To learn more about modifying or cancelling your reservation, visit "Trips," select your flight and click on "Manage Booking."