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

Dublin (DUB) has the shortest average layover time for this route: 1h 25m.

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

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 11h 20m.

How often are flights from Miami to London delayed?

Historically, on average around 17% of flights between Miami and London have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

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

As of December 2025, there are 28 flights per day flying from Miami to London Heathrow Airport. The most common time of day flights depart is 10:00PM, with 67% of flights taking off in the evening.

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

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

What airlines fly to London Heathrow Airport?

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to London Heathrow Airport from Miami according to our data. British Airways is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 12 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

As of December 2025, there are 196 flights per week flying from Miami to London Heathrow Airport. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.

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

Flights via Dublin (DUB) offer the lowest average round-trip price of $718.

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

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

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

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

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

Lisbon (LIS) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

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

United Airlines is the most popular carrier operating from Miami to London Heathrow

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

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

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

There are 11 operators available for flights from Miami Airport to London Heathrow Airport as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$359 Cheap Flights from Miami to London Heathrow Airport in 2025/26

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Cheap round-trip flights

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8:40 pm - 6:30 pm

MIA

LHR

16h 50m1 stop

5:00 pm - 6:35 pm

LHR

MIA

30h 35m1 stop

$609Scandinavian Airlines

Mon, Jan 19 - Fri, Jan 23

8:40 pm - 4:00 pm

MIA

LHR

14h 20m1 stop

5:00 pm - 6:35 pm

LHR

MIA

30h 35m1 stop

$610Scandinavian Airlines

Mon, Jan 19 - Fri, Jan 23

6:10 pm - 6:50 am

MIA

LHR

8h 40mnonstop

6:05 am - 4:30 pm

LHR

MIA

14h 25m1 stop

$611Iberia

Wed, Mar 11 - Fri, Mar 20

10:00 pm - 11:30 am

MIA

LHR

8h 30mnonstop

4:15 pm - 5:50 pm

LHR

MIA

29h 35m1 stop

$612Finnair

Fri, Jan 30 - Fri, Mar 13

5:40 pm - 11:05 am

MIA

LHR

12h 25m1 stop

9:00 am - 5:30 pm

LHR

MIA

13h 30m1 stop

$613United Airlines

Fri, Jan 9 - Tue, Jan 20

3:37 pm - 8:05 am

MIA

LHR

11h 28m1 stop

6:30 am - 2:50 pm

LHR

MIA

13h 20m1 stop

$614KLM

Tue, Jan 13 - Tue, Jan 20

10:00 pm - 11:45 am

MIA

LHR

8h 45mnonstop

6:30 am - 2:50 pm

LHR

MIA

13h 20m1 stop

$615Delta

Mon, Jan 12 - Sun, Jan 18

8:00 am - 8:35 pm

MIA

LHR

31h 35m2 stops

9:00 am - 5:30 pm

LHR

MIA

13h 30m1 stop

$616Multiple Airlines

Thu, Jan 8 - Thu, Feb 12

12:25 pm - 7:10 am

MIA

LHR

13h 45m1 stop

9:00 am - 5:30 pm

LHR

MIA

13h 30m1 stop

$617Multiple Airlines

Thu, Jan 8 - Wed, Jan 14

6:25 pm - 10:50 am

MIA

LHR

11h 25m1 stop

9:00 am - 5:30 pm

LHR

MIA

13h 30m1 stop

$618United Airlines

Fri, Jan 9 - Fri, Jan 16

Air Canada flights from Miami to London Heathrow Airport

Our best Air Canada deals on Miami to London Heathrow Airport flight tickets

Air Canada

Jan 21

MIA12:25 pmMiami

13h 45m

1 stop

LHR7:10 amLondon Heathrow

Jan 25

LHR6:00 amLondon Heathrow

21h 29m

2 stops

MIA10:29 pmMiami

$634

Find similar

Air Canada

Jan 10

MIA6:40 pmMiami

36h 10m

1 stop

LHR11:50 amLondon Heathrow

Jan 23

LHR1:25 pmLondon Heathrow

27h 14m

1 stop

MIA11:39 amMiami

$645

Find similar

Air Canada

Jan 11

MIA8:00 amMiami

20h 20m

2 stops

LHR9:20 amLondon Heathrow

Jan 21

LHR1:25 pmLondon Heathrow

14h 04m

1 stop

MIA10:29 pmMiami

$648

Find similar

United Airlines flights from Miami to London Heathrow Airport

Our best United Airlines deals on Miami to London Heathrow Airport flight tickets

United Airlines

Jan 9

MIA5:40 pmMiami

12h 25m

1 stop

LHR11:05 amLondon Heathrow

Jan 20

LHR9:00 amLondon Heathrow

13h 30m

1 stop

MIA5:30 pmMiami

$613

Find similar

United Airlines

Jan 9

MIA6:25 pmMiami

11h 25m

1 stop

LHR10:50 amLondon Heathrow

Jan 16

LHR9:00 amLondon Heathrow

13h 30m

1 stop

MIA5:30 pmMiami

$618

Find similar

United Airlines

Jan 7

MIA11:00 amMiami

14h 40m

2 stops

LHR6:40 amLondon Heathrow

Jan 14

LHR9:00 amLondon Heathrow

13h 30m

1 stop

MIA5:30 pmMiami

$622

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Miami to London Heathrow Airport that are best for you.

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Route

Depart

Return

Price

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 1/19

8:40 pm-6:30 pm

1 stop16h 50m

London Heathrow

Fri 1/23

5:00 pm-6:35 pm

1 stop30h 35m

$609

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 1/19

8:40 pm-4:00 pm

1 stop14h 20m

London Heathrow

Fri 1/23

5:00 pm-6:35 pm

1 stop30h 35m

$610

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 3/11

6:10 pm-6:50 am

Nonstop8h 40m

London Heathrow

Fri 3/20

6:05 am-4:30 pm

1 stop14h 25m

$611

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 1/30

10:00 pm-11:30 am

Nonstop8h 30m

London Heathrow

Fri 3/13

4:15 pm-5:50 pm

1 stop29h 35m

$612

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 1/9

5:40 pm-11:05 am

1 stop12h 25m

London Heathrow

Tue 1/20

9:00 am-5:30 pm

1 stop13h 30m

$613

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 1/13

3:37 pm-8:05 am

1 stop11h 28m

London Heathrow

Tue 1/20

6:30 am-2:50 pm

1 stop13h 20m

$614

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 1/12

10:00 pm-11:45 am

Nonstop8h 45m

London Heathrow

Sun 1/18

6:30 am-2:50 pm

1 stop13h 20m

$615

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 1/8

8:00 am-8:35 pm

2 stops31h 35m

London Heathrow

Thu 2/12

9:00 am-5:30 pm

1 stop13h 30m

$616

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 1/8

12:25 pm-7:10 am

1 stop13h 45m

London Heathrow

Wed 1/14

9:00 am-5:30 pm

1 stop13h 30m

$617

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 1/9

6:25 pm-10:50 am

1 stop11h 25m

London Heathrow

Fri 1/16

9:00 am-5:30 pm

1 stop13h 30m

$618

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Miami to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Miami, with most prices found around $533. If you’re not able to fly to London Heathrow Airport in February, then September is your next best option. Flight prices from Miami to London Heathrow Airport during September average around $615.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $733. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $884.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Miami to London Heathrow Airport at noon for as low as $742. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $825.

What is the cheapest Miami to London Heathrow flight route?

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

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $731 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Miami for as low as $617 on momondo.

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

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

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

You could potentially save up to 52% on your flight if you consider stops on a Miami to London Heathrow Airport flight.

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

As of December 2025, prices for Miami to London Heathrow Airport flights are approximately 74% more expensive when compared to flights at the same time last year.

When to book flights from Miami to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Miami to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Miami to London Heathrow Airport (MIA to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to London Heathrow Airport

Best Price Found	$440
Fastest flight time	8h 30m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from Miami in the past 72 hours is $440. The best round-trip flight deal from Miami to London Heathrow Airport found on momondo in the last 72 hours is $679.

The fastest flight from Miami to London Heathrow Airport takes 8h 30m

Direct flights go from Miami to London Heathrow Airport every day.

Search flight deals

How far is Miami to London Heathrow by plane?
Miami and London Heathrow are 4411.3 mi apart from one another. By plane, this route typically takes 8h 30m.
When did momondo last update prices for flights from Miami Airport to London Heathrow Airport?
Prices for flights from Miami Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Miami Airport to London Heathrow Airport?
There are 11 operators available for flights from Miami Airport to London Heathrow Airport as of December 2025.
How old do you have to be to fly from Miami Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Miami to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Miami to London Heathrow Airport is Boeing 777-300ER, representing 26.69% of all bookings. The subsequent popular models are Airbus A380-800 at 20.26%, Airbus A330-900neo at 16.58%, and Boeing 777-200/200ER at 11.49%.
What is the most popular airline from Miami to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Miami to London Heathrow Airport is British Airways (38% of total bookings). The next most popular airlines are Virgin Atlantic (19%), American Airlines (14%), and Delta (14%).

Best airlines flying from Miami to London Heathrow Airport

Compare and see reviews for airlines that fly from Miami to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $51	Free Cancellation	Rating 7.2 2,899 reviews	Search JetBlue flights
Norse Atlantic UK	PriceFrom $404	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Air Canada	PriceFrom $432	Free Cancellation	Rating 7.1 10,517 reviews	Search Air Canada flights
Scandinavian Airlines	PriceFrom $456	Free Cancellation	Rating 7.4 1,605 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $461	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
TAP AIR PORTUGAL	PriceFrom $468	Free Cancellation	Rating 7.1 2,089 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom $474	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $507	Free Cancellation	Rating 6.7 7,571 reviews	Search British Airways flights
Finnair	PriceFrom $515	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
American Airlines	PriceFrom $518	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights

Delta Flights From Miami to London Heathrow Airport
Delta operates around 14 flights from Miami to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $760, but momondo users have found Delta deals from Miami to London Heathrow Airport from as low as $461 round-trip. Delta has been scored 7.9/10 in 8,007 reviews.
Finnair Flights From Miami to London Heathrow Airport
The best Finnair deal for Miami to London Heathrow Airport flight tickets found on momondo in the last 72 hours was $515, round-trip. It should be noted that an average Finnair flight deal for this route in this time was higher, at $878 round-trip. Finnair operates 24 flights out of Miami into London Heathrow Airport in an average week, so prices vary by time and availability. 1,334 Finnair reviews by users on momondo have scored the airline at 7.6/10.

Gatwick

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Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Stratford-upon-Avon

Crawley

Brentwood

Salisbury

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Why use momondo?

Why should I use momondo to find a flight deal from Miami to London?

It is quick and easy to find Miami to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Miami to London with flexible booking policies on momondo?

Yes. All flights to London from Miami on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Miami to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Miami.

I’m not ready to book a flight from Miami to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Miami to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Miami to London from $389

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to London departing on 2/26. 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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Air Canada flights from Miami to London Heathrow Airport

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Our best United Airlines deals on Miami to London Heathrow Airport flight tickets

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Use the filters below to find and compare flights from Miami to London Heathrow Airport that are best for you.

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How to get the cheapest flight ticket from Miami to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $733. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $884.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Miami to London Heathrow flight route?

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

How far in advance should I book a flight to London Heathrow Airport?

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

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

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

You could potentially save up to 52% on your flight if you consider stops on a Miami to London Heathrow Airport flight.

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

As of December 2025, prices for Miami to London Heathrow Airport flights are approximately 74% more expensive when compared to flights at the same time last year.

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

United Airlines is the most popular carrier operating from Miami to London Heathrow

What airlines fly to London Heathrow Airport?

How often are flights from Miami to London delayed?

Historically, on average around 17% of flights between Miami and London have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

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

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

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

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

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

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

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

Lisbon (LIS) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Dublin (DUB) offer the lowest average round-trip price of $718.

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

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 11h 20m.

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

Dublin (DUB) has the shortest average layover time for this route: 1h 25m.

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

As of December 2025, there are 28 flights per day flying from Miami to London Heathrow Airport. The most common time of day flights depart is 10:00PM, with 67% of flights taking off in the evening.

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

As of December 2025, there are 196 flights per week flying from Miami to London Heathrow Airport. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.

When to book flights from Miami to London Heathrow Airport

Cheap Miami to London Heathrow Airport (MIA to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to London Heathrow Airport

Best Price Found

Fastest flight time

Direct flights

How far is Miami to London Heathrow by plane?

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

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

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

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from Miami to London Heathrow Airport?

What is the most popular airline from Miami to London Heathrow Airport?

Best airlines flying from Miami to London Heathrow Airport

Compare and see reviews for airlines that fly from Miami to London Heathrow Airport with momondo

Delta Flights From Miami to London Heathrow Airport

Finnair Flights From Miami to London Heathrow Airport

Traveling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Miami to London?

Can I find flights from Miami to London with flexible booking policies on momondo?