Question 1

Which airline has the best punctuality record on London to Miami flights?

Accepted Answer

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

Question 2

Which layover airport offers the lowest fares from London Heathrow Airport to Miami?

Accepted Answer

Flights via Lisbon (LIS) offer the lowest average round-trip price of $470.

Question 3

Can stopping save me money on London Heathrow Airport to Miami flights?

Accepted Answer

You could potentially save up to 31% on your flight if you consider stops on a London Heathrow Airport to Miami flight.

Question 4

Which layover airport has the shortest travel time from London Heathrow Airport to Miami?

Accepted Answer

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 13h 23m.

Question 5

How many flights depart from London Heathrow Airport to Miami on average per week?

Accepted Answer

As of December 2025, 168 flights take off from London Heathrow Airport and land in Miami each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Question 6

What is the cheapest London Heathrow to Miami flight route?

Accepted Answer

Fly from London Heathrow to Miami for the best London Heathrow - Miami flight prices

Question 7

How often are flights from London to Miami delayed?

Accepted Answer

Historically, on average around 14% of flights between London and Miami have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

Question 8

What is the cheapest month to fly to Miami?

Accepted Answer

The month of September is, on average, the cheapest month to fly to Miami from London Heathrow Airport, with most prices found around $598. If you are unable to visit Miami during the month of September, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around $625.

Question 9

What is the most punctual flight time for London to Miami flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Question 10

Which layover airport has the shortest connection time from London Heathrow Airport to Miami?

Accepted Answer

Lisbon (LIS) has the shortest average layover time for this route: 1h 23m.

Question 11

What is the typical price of a round-trip flight between London Heathrow Airport and Miami?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $696 to $1,073.
The lowest price recently found on this route was $598.

Question 12

What cabin class options are available on London Heathrow to Miami flights?

Accepted Answer

There are 4 cabin classes available to choose from on London Heathrow to Miami flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 13

How far in advance should I book a flight to Miami?

Accepted Answer

You are more likely to see cheaper flights to Miami from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $715 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from London Heathrow Airport for as low as $658 on momondo.

Question 14

How many flights depart from London Heathrow Airport to Miami on average per day?

Accepted Answer

As of December 2025, 24 flights take off from London Heathrow Airport and land in Miami each day. The most common flight departure time for this route is 9:00AM, with 53% of daily flights taking off at noon.

Question 15

What is the cheapest day to depart on your flight to Miami?

Accepted Answer

The cheapest day to depart from London Heathrow Airport to Miami is on a Monday when prices can be found for as low as $677. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Friday is $762.

Question 16

How have London Heathrow Airport to Miami flight prices changed over time?

Accepted Answer

As of December 2025, prices for London Heathrow Airport to Miami flights are approximately 17% more expensive when compared to flights at the same time last year.

Question 17

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 18

What airlines fly to Miami?

Accepted Answer

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to Miami from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Miami. Keep in mind that there are 8 different airlines that fly to Miami on a routine basis, so you have a few additional options to choose from.

Question 19

Which airport is the most popular layover for flights between London Heathrow Airport and Miami?

Accepted Answer

Lisbon (LIS) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Question 20

What is the cheapest time of day to depart on your flight to Miami?

Accepted Answer

In the morning is the cheapest time of day to fly from London Heathrow Airport to Miami when you can find flight prices for as low as $715. Flying to Miami in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $909. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 21

What is the cheapest airline that flies from London Heathrow to Miami?

Accepted Answer

SWISS, United Airlines, and Delta are the most popular carriers operating from London Heathrow to Miami

Question 22

When did momondo last update prices for flights from London Heathrow Airport to Miami Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Miami Airport are updated daily.

Question 23

How many operators does momondo search for flights from London Heathrow Airport to Miami Airport?

Accepted Answer

As of December 2025, there are 8 operators available to choose from for flights from London Heathrow Airport to Miami Airport.

Question 24

How old do you have to be to fly from London Heathrow Airport to Miami Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Miami Airport.

Question 25

What documentation or ID do you need to fly to Miami Airport?

Accepted Answer

The travel and health documents required for your trip to Miami Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Miami Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$643
Fastest flight time	9h 30m
Direct flights	Every day
Airports in Miami	1 airport

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $355	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
TAP AIR PORTUGAL	PriceFrom $470	Free Cancellation	Rating 7.1 2,081 reviews	Search TAP AIR PORTUGAL flights
United Airlines	PriceFrom $482	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
British Airways	PriceFrom $524	Free Cancellation	Rating 6.7 7,562 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom $532	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Iberia	PriceFrom $553	Free Cancellation	Rating 7.0 3,040 reviews	Search Iberia flights
American Airlines	PriceFrom $555	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Finnair	PriceFrom $556	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights

Cheap flights from London Heathrow Airport to Miami from $481

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Miami departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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