Can I get a flight from London Heathrow Airport to Miami on British Airways for under £659?

Cheapflights users have found 8 British Airways flights for under £659 on the LHR-MIA route. Prices on flights to Miami from London Heathrow Airport can vary based on many factors including dates. To look at price based on your preferred dates, click here.

How far ahead should I book a flight from London Heathrow Airport to Miami with British Airways?

Booking with British Airways 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Miami. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Miami with British Airways?

Currently, the most affordable month to book a British Airways flight from London Heathrow Airport to Miami in September, with an average price of £511. Conversely, traveling with British Airways from London Heathrow Airport to Miami in July will be the most expensive, with an average cost of £639. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly British Airways flight availability from London Heathrow Airport to Miami

The most British Airways flights from LHR to MIA are scheduled on a Monday (3 on average). You will have fewer British Airways flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Miami ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Miami when rainfall is around 41.0 mm.

If weather is an important factor for your trip to Miami, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

£360+ British Airways Flights from Heathrow to Miami

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Cheapest British Airways flights from Heathrow to Miami
Explore the most affordable British Airways flight options available from Heathrow to Miami. Find the lowest fares with prices last updated on 23 August 2026.

Sat 26/915:40 -

Nonstop9h 35m

Wed 30/922:45 -

Nonstop8h 50m

Deal found 19/8£485

Wed 16/911:30 -

1 stop13h 35m

Sun 4/1019:10 -

Nonstop8h 50m

Deal found 19/8£507

Wed 16/911:30 -

1 stop13h 35m

Mon 5/1019:15 -

Nonstop8h 45m

Deal found 19/8£508

Can I get a flight from London Heathrow Airport to Miami on British Airways for under £659?
Cheapflights users have found 8 British Airways flights for under £659 on the LHR-MIA route. Prices on flights to Miami from London Heathrow Airport can vary based on many factors including dates. To look at price based on your preferred dates, click here.

British Airways flights from Heathrow to Miami in 2026

One-way from	£360
Return from	£482
Popular in	August
Cheapest in	February
Average price (all airlines)	£641

British Airways
11/10
1 total stop
12h 50m total
London to Miami

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British Airways
5/10-12/10
1 total stop
20h 33m total
London to Miami

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Highest demand for flights from London Heathrow to Miami; 4% potential price increase.

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Best time to find cheap flights from London Heathrow to Miami; 1% potential price drop.

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Average price for all London Heathrow to Miami flights (one-way and round-trip).

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The best time to book a flight to Miami with British Airways is 86 days before departure. On average, fares are higher if you book 65 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Miami?

For Economy class flights, the cheapest month to fly this route is September. The most expensive months are July and December.

Best time to book a flight from Heathrow to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Heathrow with our price prediction graph.

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British Airways flights from London Heathrow Airport to Miami (LHR - MIA)

Find British Airways flight deals from Heathrow to Miami

Cheapest British Airways flights from Heathrow to MiamiExplore the most affordable British Airways flight options available from Heathrow to Miami. Find the lowest fares with prices last updated on 23 August 2026.

Explore the most affordable British Airways flight options available from Heathrow to Miami. Find the lowest fares with prices last updated on 23 August 2026.

Best British Airways flights from Heathrow to MiamiDiscover carefully curated British Airways flight deals from Heathrow to Miami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Discover carefully curated British Airways flight deals from Heathrow to Miami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Direct British Airways flights from Heathrow to MiamiExplore direct British Airways flight options from Heathrow to Miami based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 August 2026.

Explore direct British Airways flight options from Heathrow to Miami based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 August 2026.

Last-minute British Airways flights from Heathrow to MiamiDiscover last-minute British Airways flight deals from Heathrow to Miami. Data last updated 23 August 2026 and is based on user searches.

Discover last-minute British Airways flight deals from Heathrow to Miami. Data last updated 23 August 2026 and is based on user searches.

One-way British Airways flights to MiamiSearch for one-way British Airways flight options to Miami. Find affordable one-way fares based on user searches. Data last updated 23 August 2026.

Search for one-way British Airways flight options to Miami. Find affordable one-way fares based on user searches. Data last updated 23 August 2026.

Can I get a flight from London Heathrow Airport to Miami on British Airways for under £659?

British Airways flights from Heathrow to Miami in 2026

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Average price (all airlines)

When is the best time to book a flight to Miami with British Airways?

The best time to book a flight to Miami with British Airways is 86 days before departure. On average, fares are higher if you book 65 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Miami?

For Economy class flights, the cheapest month to fly this route is September. The most expensive months are July and December.

Weekly British Airways flight availability from London Heathrow Airport to Miami

The most British Airways flights from LHR to MIA are scheduled on a Monday (3 on average). You will have fewer British Airways flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Miami by month

In terms of precipitation, rainfall in Miami ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Miami when rainfall is around 41.0 mm.

Temperature in Miami by month

Best time to book a flight from Heathrow to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Miami on another airline

Consider alternative airlines that service the Miami area. Flight routes are based on user searches made on Cheapflights and were last updated on 23 August 2026.

Other British Airways flights from Heathrow

Browse through other British Airways flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 23 August 2026.

Complete your trip

Complete your trip to Miami by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing Heathrow and Miami

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Other popular destinations in North America

If Miami is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 23 August 2026.

Popular flights with British Airways

Browse through some of the most popular routes that British Airways offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 23 August 2026.

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Cheapest British Airways flights from Heathrow to Miami
Explore the most affordable British Airways flight options available from Heathrow to Miami. Find the lowest fares with prices last updated on 23 August 2026.

Best British Airways flights from Heathrow to Miami
Discover carefully curated British Airways flight deals from Heathrow to Miami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Direct British Airways flights from Heathrow to Miami
Explore direct British Airways flight options from Heathrow to Miami based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 August 2026.

Last-minute British Airways flights from Heathrow to Miami
Discover last-minute British Airways flight deals from Heathrow to Miami. Data last updated 23 August 2026 and is based on user searches.

One-way British Airways flights to Miami
Search for one-way British Airways flight options to Miami. Find affordable one-way fares based on user searches. Data last updated 23 August 2026.