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Cheap flights from Miami to London from £120

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 24/10. 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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Cheap return flights

TAP AIR PORTUGAL Logo
23:35 - 22:40MIA-LHR
18h 05m1 stop
TAP AIR PORTUGAL Logo
06:00 - 14:50LHR-MIA
13h 50m1 stop
£332TAP AIR PORTUGAL
Find Deal
Wed, 3 Dec - Tue, 9 Dec
TAP AIR PORTUGAL Logo
23:50 - 21:35MIA-LHR
16h 45m1 stop
TAP AIR PORTUGAL Logo
19:55 - 21:20LHR-MIA
30h 25m1 stop
£333TAP AIR PORTUGAL
Find Deal
Sun, 15 Feb - Thu, 26 Feb
TAP AIR PORTUGAL Logo
23:50 - 17:30MIA-LHR
12h 40m1 stop
TAP AIR PORTUGAL Logo
06:00 - 22:05LHR-MIA
21h 05m1 stop
£342TAP AIR PORTUGAL
Find Deal
Sun, 16 Nov - Sun, 23 Nov
Finnair Logo
17:10 - 06:50MIA-LHR
8h 40mdirect
Finnair Logo
18:10 - 16:50LHR-MIA
27h 40m1 stop
£359Finnair
Find Deal
Mon, 26 Jan - Tue, 10 Feb
Finnair Logo
22:00 - 11:30MIA-LHR
8h 30mdirect
Finnair Logo
18:10 - 16:50LHR-MIA
27h 40m1 stop
£360Finnair
Find Deal
Mon, 26 Jan - Tue, 10 Feb
Virgin Atlantic Logo
19:25 - 09:25MIA-LHR
9h 00mdirect
Virgin Atlantic Logo
15:55 - 20:35LHR-MIA
9h 40mdirect
£363Virgin Atlantic
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Iberia Logo
22:00 - 11:30MIA-LHR
8h 30mdirect
Iberia Logo
11:25 - 20:45LHR-MIA
14h 20m1 stop
£365Iberia
Find Deal
Wed, 5 Nov - Tue, 11 Nov
British Airways Logo
17:10 - 06:50MIA-LHR
8h 40mdirect
British Airways Logo
11:25 - 20:45LHR-MIA
14h 20m1 stop
£366British Airways
Find Deal
Tue, 4 Nov - Tue, 11 Nov
British Airways Logo
22:00 - 11:30MIA-LHR
8h 30mdirect
British Airways Logo
11:25 - 20:45LHR-MIA
14h 20m1 stop
£367British Airways
Find Deal
Tue, 4 Nov - Tue, 11 Nov
Iberia Logo
19:35 - 09:25MIA-LHR
8h 50mdirect
Iberia Logo
12:15 - 17:05LHR-MIA
9h 50mdirect
£378Iberia
Find Deal
Wed, 24 Sep - Wed, 8 Oct

TAP AIR PORTUGAL flights from Miami to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on Miami to London Heathrow Airport flight tickets
TAP AIR PORTUGAL
3 Dec
MIA23:35Miami
18h 05m
1 stop
LHR22:40London Heathrow
9 Dec
LHR06:00London Heathrow
13h 50m
1 stop
MIA14:50Miami
£332
Find similar
TAP AIR PORTUGAL
15 Feb
MIA23:50Miami
16h 45m
1 stop
LHR21:35London Heathrow
26 Feb
LHR19:55London Heathrow
30h 25m
1 stop
MIA21:20Miami
£333
Find similar
TAP AIR PORTUGAL
16 Nov
MIA23:50Miami
12h 40m
1 stop
LHR17:30London Heathrow
23 Nov
LHR06:00London Heathrow
21h 05m
1 stop
MIA22:05Miami
£342
Find similar

Iberia flights from Miami to London Heathrow Airport

Our best Iberia deals on Miami to London Heathrow Airport flight tickets
Iberia
5 Nov
MIA22:00Miami
8h 30m
LHR11:30London Heathrow
11 Nov
LHR11:25London Heathrow
14h 20m
1 stop
MIA20:45Miami
£365
Find similar
Iberia
24 Sept
MIA19:35Miami
8h 50m
LHR09:25London Heathrow
8 Oct
LHR12:15London Heathrow
9h 50m
MIA17:05Miami
£378
Find similar
Iberia
29 Sept
MIA19:35Miami
8h 50m
LHR09:25London Heathrow
7 Oct
LHR12:15London Heathrow
9h 50m
MIA17:05Miami
£379
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Miami to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Miami to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 3/12

23:35-22:40

1 stop18h 05m

London Heathrow

Tue 9/12

06:00-14:50

1 stop13h 50m

£332

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 15/2

23:50-21:35

1 stop16h 45m

London Heathrow

Thu 26/2

19:55-21:20

1 stop30h 25m

£333

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 16/11

23:50-17:30

1 stop12h 40m

London Heathrow

Sun 23/11

06:00-22:05

1 stop21h 05m

£342

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 26/1

17:10-06:50

Nonstop8h 40m

London Heathrow

Tue 10/2

18:10-16:50

1 stop27h 40m

£359

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 26/1

22:00-11:30

Nonstop8h 30m

London Heathrow

Tue 10/2

18:10-16:50

1 stop27h 40m

£360

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 8/10

19:25-09:25

Nonstop9h 00m

London Heathrow

Wed 15/10

15:55-20:35

Nonstop9h 40m

£363

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 5/11

22:00-11:30

Nonstop8h 30m

London Heathrow

Tue 11/11

11:25-20:45

1 stop14h 20m

£365

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 4/11

17:10-06:50

Nonstop8h 40m

London Heathrow

Tue 11/11

11:25-20:45

1 stop14h 20m

£366

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 4/11

22:00-11:30

Nonstop8h 30m

London Heathrow

Tue 11/11

11:25-20:45

1 stop14h 20m

£367

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 24/9

19:35-09:25

Nonstop8h 50m

London Heathrow

Wed 8/10

12:15-17:05

Nonstop9h 50m

£378

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

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

In general, February is the cheapest month to fly from Miami to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £394. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Miami averaging around £470.

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

On average, the least expensive day to fly to London Heathrow Airport from Miami is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £475. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £648.

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 midday. momondo users have found flights departing from Miami to London Heathrow Airport at midday for as low as £514. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £572 on average. Flights to London Heathrow Airport from Miami in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £531 when searching weeks before you fly. 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 £475 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 43% 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 September 2025, prices for Miami to London Heathrow Airport flights are approximately 7% cheaper 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 return 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

£313

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 £313. The best return flight deal from Miami to London Heathrow Airport found on momondo in the last 72 hours is £418.
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?

    The distance between Miami and London Heathrow is about 4411.3 mi. 8h 30m is a normal flight duration for this route.

  • 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?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek 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?

  • 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
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £294Free CancellationRating
7.8
1,385 reviews
Search KLM flights
Air FrancePriceFrom £297Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Virgin AtlanticPriceFrom £327Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £357Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom £377Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
IberiaPriceFrom £417Free CancellationRating
7.0
2,929 reviews
Search Iberia flights
FinnairPriceFrom £476Free CancellationRating
7.6
1,323 reviews
Search Finnair flights

  • KLM Flights From Miami to London Heathrow Airport

    KLM is one of the most popular airlines flying from Miami to London Heathrow Airport, operating 14 flights/week on average for this route. A good KLM flight deal for Miami to London Heathrow Airport starts from £399 round-trip, up to an average price of £601. Our users have rated KLM at 7.8/10.

  • Finnair Flights From Miami to London Heathrow Airport

    Across 1,323 Finnair reviews on momondo, the average score is 7.6/10. Finnair flies from Miami to London Heathrow Airport about 20 times each week, with ticket deals ranging from £644 to £1,146. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Northampton
Gatwick
Slough
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Dover

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Miami to London. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to London from Miami which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Miami to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Miami to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Heathrow Airport trip

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