Cheap flights from Miami to London Heathrow Airport from £389
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LHR
19 Jun — 26 Jun1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Miami to London Heathrow are usually found in September or February, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from Miami to Heathrow
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Cheapest flights from Miami to Heathrow
Explore the most affordable flight options available from Miami to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 May 2026.
Tue 4/808:15
MIA
-
LHR
1 stop17h 15m
Air Canada
Thu 20/808:30
LHR
-
MIA
2 stops18h 41m
Air Canada
Deal found 18/5£705
Thu 24/922:40
MIA
-
LHR
Nonstop8h 55m
Iberia
Wed 7/1007:50
LHR
-
MIA
1 stop13h 50m
Iberia
Deal found 18/5£706
Mon 6/722:00
MIA
-
LHR
1 stop30h 10m
Multiple Airlines
Tue 14/706:30
LHR
-
MIA
1 stop13h 10m
Multiple Airlines
Deal found 15/5£706
Mon 27/708:15
MIA
-
LHR
2 stops17h 15m
Multiple Airlines
Mon 17/820:05
LHR
-
MIA
1 stop26h 20m
Multiple Airlines
Deal found 17/5£707
Sat 29/819:59
MIA
-
LHR
1 stop19h 41m
United Airlines
Tue 8/908:45
LHR
-
MIA
1 stop13h 40m
United Airlines
Deal found 16/5£708
Sun 29/1117:10
MIA
-
LHR
Nonstop8h 50m
Delta
Sun 6/1206:30
LHR
-
MIA
1 stop13h 30m
Delta
Deal found 18/5£709
Tue 11/819:40
MIA
-
LHR
1 stop12h 20m
SWISS
Sun 16/808:45
LHR
-
MIA
1 stop13h 40m
SWISS
Deal found 17/5£710
Wed 2/917:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Wed 9/909:55
LHR
-
MIA
Nonstop9h 35m
British Airways
Deal found 18/5£711
Fri 4/914:03
MIA
-
LHR
1 stop11h 22m
KLM
Tue 22/906:30
LHR
-
MIA
1 stop13h 15m
KLM
Deal found 19/5£712
Fri 21/808:15
MIA
-
LHR
1 stop17h 15m
Multiple Airlines
Mon 24/817:15
LHR
-
MIA
1 stop29h 10m
Multiple Airlines
Deal found 18/5£712
Thu 6/813:10
MIA
-
LHR
1 stop12h 45m
United Airlines
Fri 21/808:40
LHR
-
MIA
1 stop13h 45m
United Airlines
Deal found 17/5£713
Wed 8/712:30
MIA
-
LHR
2 stops18h 20m
United Airlines
Tue 18/813:50
LHR
-
MIA
1 stop32h 35m
United Airlines
Deal found 16/5£714
Best flights from Miami to Heathrow
Discover carefully curated flight deals from Miami to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 May 2026.
Sun 20/922:35
MIA
-
LHR
Nonstop9h 00m
Virgin Atlantic
Sat 3/1006:30
LHR
-
MIA
1 stop13h 15m
Virgin Atlantic
Deal found 15/5£710
Thu 17/919:40
MIA
-
LHR
1 stop12h 20m
United Airlines
Tue 6/1008:45
LHR
-
MIA
1 stop13h 40m
United Airlines
Deal found 16/5£717
Sat 12/917:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Fri 2/1015:40
LHR
-
MIA
Nonstop9h 40m
British Airways
Deal found 19/5£729
Tue 4/819:40
MIA
-
LHR
1 stop15h 45m
SWISS
Sat 22/814:25
LHR
-
MIA
2 stops32h 00m
SWISS
Deal found 17/5£743
Tue 21/722:35
MIA
-
LHR
Nonstop9h 00m
KLM
Tue 28/709:40
LHR
-
MIA
1 stop14h 18m
KLM
Deal found 18/5£783
Wed 1/718:05
MIA
-
LHR
Nonstop9h 00m
Multiple Airlines
Wed 15/708:55
LHR
-
MIA
1 stop13h 55m
Multiple Airlines
Deal found 19/5£840
Wed 1/711:50
MIA
-
LHR
1 stop13h 55m
Delta
Wed 15/708:55
LHR
-
MIA
1 stop13h 55m
Delta
Deal found 19/5£844
Mon 6/719:30
MIA
-
LHR
Nonstop8h 55m
Finnair
Wed 15/709:55
LHR
-
MIA
Nonstop9h 35m
Finnair
Deal found 19/5£879
Sun 20/919:40
MIA
-
LHR
2 stops17h 50m
SWISS
Sat 3/1014:25
LHR
-
MIA
2 stops32h 00m
SWISS
Deal found 15/5£769
Wed 8/722:40
MIA
-
LHR
Nonstop8h 55m
British Airways
Mon 13/709:55
LHR
-
MIA
Nonstop9h 35m
British Airways
Deal found 16/5£860
Tue 7/719:40
MIA
-
LHR
2 stops20h 50m
SWISS
Tue 14/720:05
LHR
-
MIA
1 stop26h 20m
SWISS
Deal found 15/5£862
Tue 10/1117:10
MIA
-
LHR
Nonstop8h 40m
British Airways
Thu 12/1109:45
LHR
-
MIA
Nonstop9h 55m
British Airways
Deal found 17/5£869
Direct flights from Miami to Heathrow
Explore direct flight options from Miami to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 May 2026.
Sun 8/1122:15
MIA
-
LHR
Nonstop8h 40m
Virgin Atlantic
Sun 15/1115:00
LHR
-
MIA
Nonstop10h 25m
Virgin Atlantic
Deal found 15/5£709
Wed 2/917:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Wed 9/909:55
LHR
-
MIA
Nonstop9h 35m
British Airways
Deal found 18/5£711
Tue 25/822:40
MIA
-
LHR
Nonstop8h 55m
British Airways
Tue 8/912:15
LHR
-
MIA
Nonstop9h 45m
British Airways
Deal found 15/5£712
Wed 9/917:00
MIA
-
LHR
Nonstop8h 55m
Iberia
Sun 20/912:15
LHR
-
MIA
Nonstop9h 45m
Iberia
Deal found 18/5£712
Mon 31/817:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Wed 16/912:15
LHR
-
MIA
Nonstop9h 45m
British Airways
Deal found 19/5£713
Fri 14/817:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Thu 20/809:55
LHR
-
MIA
Nonstop9h 35m
British Airways
Deal found 17/5£714
Mon 3/819:30
MIA
-
LHR
Nonstop8h 55m
Finnair
Tue 18/812:15
LHR
-
MIA
Nonstop9h 30m
Finnair
Deal found 15/5£715
Wed 9/917:00
MIA
-
LHR
Nonstop8h 55m
Finnair
Sun 20/912:15
LHR
-
MIA
Nonstop9h 45m
Finnair
Deal found 19/5£717
Sun 6/917:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Sun 13/909:55
LHR
-
MIA
Nonstop9h 35m
British Airways
Deal found 19/5£718
Wed 16/917:00
MIA
-
LHR
Nonstop8h 55m
British Airways
Sun 27/912:15
LHR
-
MIA
Nonstop9h 45m
British Airways
Deal found 18/5£720
Mon 10/817:00
MIA
-
LHR
Nonstop8h 55m
Finnair
Mon 24/812:15
LHR
-
MIA
Nonstop9h 30m
Finnair
Deal found 15/5£721
Last-minute flights from Miami to Heathrow
Discover last-minute flight deals from Miami to Heathrow. Data last updated 20 May 2026 and is based on user searches.
Tue 26/503:50
MIA
-
LHR
1 stop14h 05m
TAP AIR PORTUGAL
Wed 3/613:45
LHR
-
MIA
1 stop29h 50m
TAP AIR PORTUGAL
Deal found 19/5£714
Sun 31/500:30
MIA
-
LHR
1 stop13h 20m
TAP AIR PORTUGAL
Wed 17/619:50
LHR
-
MIA
1 stop20h 25m
TAP AIR PORTUGAL
Deal found 15/5£741
Mon 1/613:10
MIA
-
LHR
1 stop14h 25m
Air Canada
Wed 3/614:05
LHR
-
MIA
1 stop13h 12m
Air Canada
Deal found 18/5£711
Sun 7/621:55
MIA
-
LHR
1 stop30h 15m
Multiple Airlines
Wed 10/615:00
LHR
-
MIA
1 stop34h 50m
Multiple Airlines
Deal found 15/5£761
Mon 29/618:05
MIA
-
LHR
Nonstop9h 00m
Virgin Atlantic
Wed 30/911:45
LHR
-
MIA
1 stop32h 00m
Virgin Atlantic
Deal found 17/5£729
Mon 29/619:40
MIA
-
LHR
1 stop12h 20m
SWISS
Wed 30/908:40
LHR
-
MIA
1 stop13h 45m
SWISS
Deal found 19/5£747
One-way flights from Miami to Heathrow
Search for one-way flight options from Miami to Heathrow. Find affordable one-way fares based on user searches. Data last updated 20 May 2026.
Thu 9/718:00
MIA
-
LHR
1 stop31h 30m
Air Canada
Deal found 19/5£389
Fri 28/819:45
MIA
-
LHR
1 stop12h 30m
KLM
Deal found 18/5£390
Fri 28/806:00
MIA
-
LHR
3 stops24h 55m
Multiple Airlines
Deal found 18/5£391
Sat 11/716:30
MIA
-
LHR
2 stops40h 45m
Multiple Airlines
Deal found 17/5£392
Sat 24/1022:00
MIA
-
LHR
1 stop16h 15m
Multiple Airlines
Deal found 17/5£392
Tue 16/603:50
MIA
-
LHR
1 stop13h 10m
TAP AIR PORTUGAL
Deal found 19/5£394
Thu 2/722:35
MIA
-
LHR
Nonstop9h 00m
KLM
Deal found 15/5£395
Sat 11/713:10
MIA
-
LHR
2 stops15h 50m
Air Canada
Deal found 20/5£395
Wed 3/611:58
MIA
-
LHR
3 stops26h 27m
Multiple Airlines
Deal found 18/5£396
Thu 4/615:45
MIA
-
LHR
3 stops40h 45m
Multiple Airlines
Deal found 19/5£397
Thu 2/715:25
MIA
-
LHR
1 stop15h 45m
Delta
Deal found 18/5£398
Fri 13/1118:45
MIA
-
LHR
3 stops17h 35m
Multiple Airlines
Deal found 19/5£398
Find flight deals from Miami to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 May 2026.
Customise your flight search to find flights from Miami to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 20 May 2026.
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
Cheapest return flight
MiamiLondon
MIA - LHR
MIALHR
Miami
Sun 20/9
22:35-12:35
Nonstop9h 00m
London Heathrow
Sat 3/10
06:30-14:45
1 stop13h 15m
£710
MiamiLondon
MIA - LHR
MIALHR
Miami
Thu 17/9
19:40-13:00
1 stop12h 20m
London Heathrow
Tue 6/10
08:45-17:25
1 stop13h 40m
£717
MiamiLondon
MIA - LHR
MIALHR
Miami
Sat 12/9
17:00-06:55
Nonstop8h 55m
London Heathrow
Fri 2/10
15:40-20:20
Nonstop9h 40m
£729
MiamiLondon
MIA - LHR
MIALHR
Miami
Tue 4/8
19:40-16:25
1 stop15h 45m
London Heathrow
Sat 22/8
14:25-17:25
2 stops32h 00m
£743
MiamiLondon
MIA - LHR
MIALHR
Miami
Sun 20/9
19:40-18:30
2 stops17h 50m
London Heathrow
Sat 3/10
14:25-17:25
2 stops32h 00m
£769
MiamiLondon
MIA - LHR
MIALHR
Miami
Tue 21/7
22:35-12:35
Nonstop9h 00m
London Heathrow
Tue 28/7
09:40-18:58
1 stop14h 18m
£783
MiamiLondon
MIA - LHR
MIALHR
Miami
Wed 1/7
18:05-08:05
Nonstop9h 00m
London Heathrow
Wed 15/7
08:55-17:50
1 stop13h 55m
£840
MiamiLondon
MIA - LHR
MIALHR
Miami
Wed 1/7
11:50-06:45
1 stop13h 55m
London Heathrow
Wed 15/7
08:55-17:50
1 stop13h 55m
£844
MiamiLondon
MIA - LHR
MIALHR
Miami
Wed 8/7
22:40-12:35
Nonstop8h 55m
London Heathrow
Mon 13/7
09:55-14:30
Nonstop9h 35m
£860
MiamiLondon
MIA - LHR
MIALHR
Miami
Tue 7/7
19:40-21:30
2 stops20h 50m
London Heathrow
Tue 14/7
20:05-17:25
1 stop26h 20m
£862
Flights are sorted by cheapest return flights first.
Deals found on 15/5
Showing 1-10 of 24 resultsSorted by cheapest first
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2
3
Best time to book a flight from Miami to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Miami with our price prediction graph.
MIA-LHR
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Miami to London Heathrow Airport
Prices
Airlines
Delays
More
How far ahead should I book a flight from Miami to London Heathrow Airport?
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Miami to London Heathrow Airport. 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 Miami to London Heathrow Airport?
Currently, September is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of £449). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of £846). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MIA to LHR?
Find hourly flight availability from Miami to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 May 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Miami to London Heathrow Airport as you normally would.
How much does it cost for a return flight from Miami to London Heathrow Airport?
Weekly flight availability from Miami to London Heathrow Airport
Explore weekly flight availability from Miami to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 May 2026.
The most flights from MIA to LHR are scheduled on a Monday (31 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).
How often are flights from Miami to London delayed?
About 14% of weekly flights between Miami and London have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for Miami to London flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Miami to London flights?
Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 7% of flights being delayed.
What’s the top stopover airport for flights from Miami to London Heathrow Airport?
Share of one-stop return flights from Miami to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Lisbon (LIS) – chosen by Cheapflights users on 80% of one-stop itineraries from Miami to London Heathrow Airport on Cheapflights.
What’s the cheapest stopover airport for flights from Miami to London Heathrow Airport?
Average return fare for one-stop flights from Miami to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Lisbon (LIS) is the most affordable one-stop option, with an average return flight price of £690.
What’s the fastest stopover option from Miami to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Miami to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Lisbon (LIS) have the shortest average one-way travel time for one-stop routes: 13h 05m.
Which airport typically offers the quickest stopover for flights from Miami to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Miami to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Lisbon (LIS) offer the fastest connection on this route, with an average stopover time of 1h 43m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 20 May 2026.
Read through reviews of airlines operating flights from Miami to London Heathrow Airport, such as KLM,Virgin Atlantic, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Flight was ok - difficult as I had seat next to bathroom.. Food awful
Related info for your journey
Find useful and relevant information for your journey from Miami to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Miami to London Heathrow?
If you book a flight to London Heathrow from Miami, you will be flying from Miami, which is the city’s only airport. Miami (MIA) is located 6.1 mi from the center of Miami. There are 20 flights from Miami to London Heathrow per day from 4 different airlines.
How long is the flight from Miami to London Heathrow Airport?
Departing from Miami to London Heathrow Airport will take you 8h 55m. Airlines will cover a distance of 4414 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Miami to London Heathrow Airport round-trip?
KLM, at £405, was found to be the cheapest airline from Miami to London Heathrow Airport.Alternate airlines flying return to your destination include Virgin Atlantic and British Airways. KLM is currently priced 32% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Miami to London Heathrow Airport one-way?
For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £122. Users have also found prices from £279 and £285 on Delta and British Airways, respectively.
What are the most reliable airlines from Miami to London Heathrow Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Miami to London Heathrow Airport on time: KLM (83%), Air France (83%), Delta (83%).
What are the cheapest flights from Miami to London Heathrow Airport?
While on average a flight from Miami to London Heathrow Airport is generally £667, our data shows the cheapest flight currently is £370. When looking at the most popular route, (Miami - London Heathrow), you can expect to pay £462 for that flight.
Can I find deals for business class flights from Miami to Heathrow?
Yes. Cheapflights offers flight deals from Miami to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Miami to London Heathrow Airport?
Currently, September is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of £449). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of £846). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 May 2026.
Discover the top 4 airlines that operate flights from Miami to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 May 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Miami to Heathrow?
Cheapflights makes it easy to find Miami to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Miami to Heathrow?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Miami.
Can Cheapflights find flights from Miami to Heathrow with no change fees?
Yes! Cheapflights helps users easily find flights from Miami to Heathrow with no change fees.
Can Cheapflights notify me if prices for flights from Miami to Heathrow become cheaper?
Yes! Start tracking prices for Miami to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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