Cheap flights from Miami to London Heathrow Airport from £275
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LHR
2 Nov — 9 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Miami to London Heathrow are usually found in February or April, booked 55 days in advance, depart on a Tuesday or Thursday and return on a Wednesday
Cheap flight deals from Miami to Heathrow
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
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 3 October 2026.
Fri 11/1219:55 -
2 stops32h 40m
Tue 15/1206:40 -
2 stops21h 32m
Deal found 30/9£564
Thu 5/1119:55 -
1 stop16h 45m
Wed 11/1106:40 -
2 stops23h 17m
Deal found 2/10£565
Wed 2/1217:15 -
1 stop12h 35m
Tue 8/1212:15 -
1 stop13h 35m
Deal found 29/9£566
Wed 21/1011:09 -
2 stops17h 11m
Wed 28/1019:50 -
2 stops27h 15m
Deal found 30/9£567
Sat 14/1111:29 -
2 stops16h 51m
Sat 21/1117:30 -
2 stops29h 35m
Deal found 30/9£568
Sat 14/1121:40 -
1 stop30h 30m
Sat 21/1109:55 -
1 stop15h 00m
Deal found 30/9£569
Tue 10/1107:05 -
2 stops21h 15m
Tue 17/1118:05 -
2 stops53h 00m
Deal found 1/10£569
Tue 20/1007:16 -
2 stops21h 19m
Sun 1/1106:40 -
2 stops23h 13m
Deal found 30/9£570
Wed 4/1117:15 -
1 stop21h 15m
Tue 10/1109:00 -
1 stop13h 30m
Deal found 30/9£571
Fri 13/1119:55 -
1 stop32h 25m
Tue 17/1118:40 -
2 stops33h 20m
Deal found 29/9£572
Sat 24/1011:09 -
2 stops24h 51m
Fri 6/1106:40 -
2 stops40h 25m
Deal found 30/9£572
Fri 27/1119:55 -
1 stop32h 25m
Wed 27/117:00 -
2 stops36h 52m
Deal found 30/9£573
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 3 October 2026.
Sun 8/1119:55 -
1 stop16h 45m
Tue 24/1119:30 -
2 stops34h 27m
Deal found 3/10£583
Thu 21/116:35 -
1 stop25h 05m
Fri 29/108:15 -
1 stop18h 50m
Deal found 3/10£611
Tue 3/1116:50 -
Nonstop8h 40m
Fri 20/1111:30 -
1 stop14h 20m
Deal found 29/9£700
Mon 23/1122:20 -
Nonstop8h 45m
Tue 8/1214:30 -
Nonstop10h 00m
Deal found 30/9£715
Sat 20/319:45 -
1 stop21h 35m
Sat 27/307:40 -
2 stops35h 45m
Deal found 29/9£726
Fri 19/323:55 -
Nonstop9h 10m
Sun 28/311:00 -
Nonstop9h 55m
Deal found 29/9£749
Fri 5/316:45 -
1 stop23h 50m
Sat 13/319:55 -
1 stop30h 40m
Deal found 29/9£649
Fri 6/1123:20 -
Nonstop8h 45m
Wed 11/1111:30 -
1 stop13h 55m
Deal found 30/9£738
Wed 11/1116:45 -
1 stop17h 45m
Sun 15/1106:00 -
1 stop20h 35m
Deal found 3/10£677
Sun 13/1207:05 -
2 stops21h 15m
Thu 17/1206:40 -
2 stops16h 25m
Deal found 3/10£754
Sat 20/323:55 -
Nonstop9h 10m
Mon 29/311:00 -
Nonstop9h 55m
Deal found 1/10£749
Thu 18/323:50 -
Nonstop8h 45m
Sat 27/316:00 -
1 stop21h 24m
Deal found 3/10£757
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 3 October 2026.
Thu 3/1222:00 -
Nonstop8h 30m
Tue 8/1214:30 -
Nonstop10h 00m
Deal found 29/9£595
Sun 22/1117:10 -
Nonstop8h 35m
Sun 29/1109:45 -
Nonstop9h 55m
Deal found 2/10£600
Fri 30/1023:00 -
Nonstop8h 30m
Sun 8/1109:45 -
Nonstop9h 55m
Deal found 3/10£615
Fri 30/1018:10 -
Nonstop8h 35m
Mon 9/1109:45 -
Nonstop9h 55m
Deal found 3/10£620
Thu 29/1018:10 -
Nonstop8h 35m
Sun 8/1109:45 -
Nonstop9h 55m
Deal found 3/10£621
Mon 18/122:50 -
Nonstop8h 45m
Mon 25/110:05 -
Nonstop10h 00m
Deal found 2/10£621
Sun 31/116:50 -
Nonstop8h 40m
Sun 7/214:30 -
Nonstop10h 00m
Deal found 3/10£622
Tue 12/122:50 -
Nonstop8h 45m
Tue 19/110:05 -
Nonstop10h 00m
Deal found 29/9£624
Wed 13/122:20 -
Nonstop8h 45m
Mon 1/214:30 -
Nonstop10h 00m
Deal found 30/9£624
Mon 9/1116:50 -
Nonstop8h 40m
Wed 18/1115:35 -
Nonstop10h 25m
Deal found 3/10£627
Mon 1/322:50 -
Nonstop8h 45m
Thu 4/311:15 -
Nonstop10h 00m
Deal found 2/10£636
Last-minute flights from Miami to Heathrow
Discover last-minute flight deals from Miami to Heathrow. Data last updated 3 October 2026 and is based on user searches.
Tue 20/1007:16 -
2 stops21h 19m
Sun 1/1106:40 -
2 stops23h 13m
Deal found 30/9£570
Wed 21/1011:09 -
2 stops17h 11m
Wed 28/1019:50 -
2 stops27h 15m
Deal found 30/9£567
Sat 24/1011:09 -
2 stops24h 51m
Fri 6/1106:40 -
2 stops40h 25m
Deal found 30/9£572
Wed 4/1117:15 -
1 stop21h 15m
Tue 10/1109:00 -
1 stop13h 30m
Deal found 30/9£571
Thu 5/1119:55 -
1 stop16h 45m
Wed 11/1106:40 -
2 stops23h 17m
Deal found 2/10£565
Thu 5/1121:10 -
1 stop12h 10m
Tue 10/1120:50 -
2 stops27h 45m
Deal found 30/9£574
Tue 10/1107:05 -
2 stops21h 15m
Tue 17/1118:05 -
2 stops53h 00m
Deal found 1/10£569
Fri 13/1119:55 -
1 stop32h 25m
Tue 17/1118:40 -
2 stops33h 20m
Deal found 29/9£572
Sat 14/1111:29 -
2 stops16h 51m
Sat 21/1117:30 -
2 stops29h 35m
Deal found 30/9£568
Sat 14/1121:40 -
1 stop30h 30m
Sat 21/1109:55 -
1 stop15h 00m
Deal found 30/9£569
Tue 17/1119:45 -
1 stop32h 55m
Tue 24/1112:15 -
1 stop13h 35m
Deal found 3/10£575
Fri 27/1119:55 -
1 stop32h 25m
Wed 27/117:00 -
2 stops36h 52m
Deal found 30/9£573
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 3 October 2026.
Mon 22/219:50 -
2 stops17h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£275
Tue 3/1121:10 -
2 stops37h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 3/10£276
Fri 22/122:00 -
Nonstop8h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£276
Tue 10/1107:19 -
2 stops27h 41m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£277
Thu 25/218:58 -
1 stop11h 42m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£278
Sat 28/1121:10 -
1 stop12h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 3/10£279
Fri 9/1021:45 -
1 stop15h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£279
Fri 13/1121:35 -
1 stop13h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£280
Wed 16/1217:15 -
1 stop12h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£281
Sun 18/1021:45 -
1 stop14h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 3/10£282
Wed 28/1022:36 -
3 stops27h 19m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 30/9£282
Thu 1/421:00 -
Nonstop9h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£283
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 3 October 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 7,457,451 searches. Data last updated 3 October 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 Miami - LHR London Heathrow
MIALHR
Miami
Thu 7/1
22:50-12:35
Nonstop8h 45m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£283
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Fri 26/2
16:50-06:30
Nonstop8h 40m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£283
Fastest return journey
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Thu 7/1
17:10-06:45
Nonstop8h 35m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£284
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Fri 1/1
10:19-07:55
1 stop16h 36m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£286
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Thu 10/12
21:40-09:10
1 stop30h 30m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£300
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Thu 10/12
19:45-15:40
1 stop14h 55m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£301
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Fri 11/12
17:15-16:00
2 stops17h 45m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£338
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Tue 5/1
22:50-12:35
Nonstop8h 45m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£343
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Sun 1/11
16:58-07:55
2 stops33h 57m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£350
MiamiLondon
MIA Miami - LHR London Heathrow
MIALHR
Miami
Sat 31/10
08:37-09:05
2 stops20h 28m
London Heathrow
Wed 31/12
00:00-18:00
Nonstop0h 00m
£356
Flights are sorted by cheapest return flights first.
Deals found on 1/10
Showing 1-10 of 22 resultsSorted by cheapest first
1
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
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, February is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of £559). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of £941). 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 3 October 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?
Airfare is below average for this route at the moment.
Miami to London Heathrow Airport flights typically cost between £587 and £815 in December.The cheapest return price found within the last 5 days was £564 on Scandinavian Airlines (11 Dec–15 Dec).
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 3 October 2026.
The most flights from MIA to LHR are scheduled on a Friday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (11 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 167 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 Friday 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 8% of flights being delayed.
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 3 October 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.
They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
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 17 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 40m. 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 £438, 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 40% 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 £125. Users have also found prices from £245 and £245 on Delta and American Airlines, 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: Aer Lingus (88%), KLM (88%), SAUDIA (88%).
What are the cheapest flights from Miami to London Heathrow Airport?
While on average a flight from Miami to London Heathrow Airport is generally £1,020, our data shows the cheapest flight currently is £245. When looking at the most popular route, (Miami - London Heathrow), you can expect to pay £381 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, February is the cheapest month in which you can book a flight from Miami to London Heathrow Airport (average of £559). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of £941). 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 3 October 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 7,457,451 searches. Data last updated 3 October 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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.