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Cheap flights from Miami to London Heathrow Airport from C$ 612

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LHR
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Miami to London Heathrow are usually found in September or August, booked 55 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Miami to Heathrow

Enter your travel dates to find the best prices.

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 9 April 2026.

Mon 9/117:55 p.m.
MIA
-
LHR
1 stop32h 25m
Scandinavian Airlines
Thu 12/1110:20 a.m.
LHR
-
MIA
1 stop36h 45m
Scandinavian Airlines
Deal found 6/4C$ 982
Fri 30/108:55 p.m.
MIA
-
LHR
2 stops32h 40m
Scandinavian Airlines
Sat 14/115:30 p.m.
LHR
-
MIA
2 stops29h 35m
Scandinavian Airlines
Deal found 7/4C$ 1,043
Wed 6/53:50 a.m.
MIA
-
LHR
1 stop13h 10m
TAP AIR PORTUGAL
Thu 14/54:35 p.m.
LHR
-
MIA
1 stop27h 00m
TAP AIR PORTUGAL
Deal found 7/4C$ 1,044
Tue 5/54:30 p.m.
MIA
-
LHR
1 stop20h 15m
TAP AIR PORTUGAL
Tue 12/51:45 p.m.
LHR
-
MIA
1 stop29h 50m
TAP AIR PORTUGAL
Deal found 6/4C$ 1,058
Fri 24/49:45 p.m.
MIA
-
LHR
1 stop17h 20m
LEVEL
Tue 28/48:50 p.m.
LHR
-
MIA
1 stop28h 10m
LEVEL
Deal found 5/4C$ 1,070
Fri 20/117:55 p.m.
MIA
-
LHR
2 stops32h 40m
Scandinavian Airlines
Sun 29/119:05 p.m.
LHR
-
MIA
2 stops26h 00m
Scandinavian Airlines
Deal found 6/4C$ 1,077
Wed 21/107:00 a.m.
MIA
-
LHR
2 stops21h 35m
Scandinavian Airlines
Sat 31/103:35 p.m.
LHR
-
MIA
2 stops31h 30m
Scandinavian Airlines
Deal found 8/4C$ 1,082
Sun 26/49:45 p.m.
MIA
-
LHR
1 stop30h 25m
LEVEL
Thu 10/98:50 p.m.
LHR
-
MIA
1 stop28h 10m
LEVEL
Deal found 4/4C$ 1,087
Fri 24/49:45 p.m.
MIA
-
LHR
1 stop17h 20m
LEVEL
Sun 26/48:50 p.m.
LHR
-
MIA
1 stop28h 10m
LEVEL
Deal found 7/4C$ 1,090
Mon 13/49:45 p.m.
MIA
-
LHR
1 stop30h 25m
LEVEL
Tue 21/48:50 p.m.
LHR
-
MIA
1 stop28h 10m
LEVEL
Deal found 5/4C$ 1,094
Tue 3/114:50 p.m.
MIA
-
LHR
1 stop14h 50m
TAP AIR PORTUGAL
Mon 9/116:30 p.m.
LHR
-
MIA
1 stop25h 20m
TAP AIR PORTUGAL
Deal found 6/4C$ 1,100

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 9 April 2026.

Round-trip from

C$ 1,044

One-way from

C$ 612

Popular in

December

Cheapest in

September

Average price

C$ 1,108
Scandinavian Airlines
  • Scandinavian Airlines
  • 17/9-8/11
  • 4 total stops
  • 51h 05m total
  • Miami to London
Search Deals
LEVEL
  • LEVEL
  • 9/8
  • 1 total stop
  • 17h 20m total
  • Miami to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 9 April 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 round-trip

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 6/5

10:35 a.m.-3:10 p.m.

1 stop23h 35m

London Heathrow

Thu 14/5

6:30 a.m.-8:40 p.m.

1 stop19h 10m

C$ 1,109

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 5/5

7:05 p.m.-9:00 a.m.

Nonstop8h 55m

London Heathrow

Tue 12/5

11:30 a.m.-8:25 p.m.

1 stop13h 55m

C$ 1,248

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 10/5

6:05 p.m.-8:05 a.m.

Nonstop9h 00m

London Heathrow

Thu 21/5

6:15 a.m.-5:50 p.m.

1 stop16h 35m

C$ 1,253

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 20/4

9:15 p.m.-11:05 a.m.

Nonstop8h 50m

London Heathrow

Tue 5/5

3:00 p.m.-8:10 p.m.

Nonstop10h 10m

C$ 1,282

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 20/8

7:00 a.m.-9:35 a.m.

2 stops21h 35m

London Heathrow

Wed 26/8

7:50 p.m.-11:13 p.m.

2 stops32h 23m

C$ 1,293

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 8/5

9:45 p.m.-8:05 p.m.

1 stop17h 20m

London Heathrow

Sun 17/5

8:50 p.m.-8:00 p.m.

1 stop28h 10m

C$ 1,317

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 3/5

6:05 p.m.-8:05 a.m.

Nonstop9h 00m

London Heathrow

Mon 11/5

10:55 a.m.-3:50 p.m.

Nonstop9h 55m

C$ 1,352

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 18/5

6:05 p.m.-8:05 a.m.

Nonstop9h 00m

London Heathrow

Tue 26/5

6:30 a.m.-2:45 p.m.

1 stop13h 15m

C$ 1,361

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 20/5

7:30 p.m.-12:05 p.m.

1 stop11h 35m

London Heathrow

Fri 29/5

8:55 a.m.-8:45 p.m.

1 stop16h 50m

C$ 1,376
Quickest round-trip

MiamiLondon

MIA - LHR

MIALHR

Miami

Sat 15/8

10:40 p.m.-12:35 p.m.

Nonstop8h 55m

London Heathrow

Fri 18/9

9:55 a.m.-2:30 p.m.

Nonstop9h 35m

C$ 1,404

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
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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.
Estimated round-trip 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

How far ahead should I book a flight from Miami to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Miami to Heathrow. Price data was last updated on 3 April 2026.

To ensure you get the cheapest price possible for a flight from Miami to London Heathrow Airport, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 652). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of C$ 831). 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 9 April 2026.

When flying from Miami to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Miami to London Heathrow Airport?

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?

    Located just 9.8 km from the city centre, Miami is the airport most travellers will use when flying to London Heathrow from Miami. Booking flights from Miami (MIA) to London Heathrow should be relatively easy as there are 30 daily outbound flights to London Heathrow from 0 different airlines.

  • How long is the flight from Miami to London Heathrow Airport?

    There are many flights that can get you from Miami to London Heathrow Airport in 8h 55m. Fly via Delta, British Airways, or Scandinavian Airlines to get the fastest option. The distance between Miami and London Heathrow Airport is about 7104 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Miami to London Heathrow Airport?

    No one likes to see their flight delayed. When booking a flight from Miami to London Heathrow Airport consider choosing Air France (89%), Delta (89%) or Virgin Atlantic (89%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Miami to Heathrow that include hotel bookings?

    Yes. In addition to deals on Miami to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Miami to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Heathrow.

  • 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 C$ 652). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of C$ 831). 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Gatwick
Twickenham
Bromley
Sutton
Slough
Marlow
Cobham
Leamington Spa
Watford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

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Certainly. Search results for flights to Heathrow from Miami shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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