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Cheap flights from Miami to London Heathrow Airport from C$ 572

MIA — LHR
20 Sep — 27 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Miami to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Miami to Heathrow

Thu 15/1011:47 a.m. -
2 stops16h 48m
Thu 29/107:50 p.m. -
2 stops27h 15m
Deal found 21/8C$ 1,096
Tue 15/911:29 a.m. -
2 stops17h 06m
Tue 13/107:05 a.m. -
2 stops20h 58m
Deal found 20/8C$ 1,097
Sat 19/127:55 p.m. -
2 stops17h 55m
Mon 4/17:50 p.m. -
2 stops27h 15m
Deal found 20/8C$ 1,100
Thu 10/97:06 a.m. -
2 stops29h 34m
Wed 16/97:50 p.m. -
2 stops32h 25m
Deal found 20/8C$ 1,102
Sun 20/127:55 p.m. -
1 stop20h 45m
Tue 5/16:40 a.m. -
1 stop16h 25m
Deal found 20/8C$ 1,104
Tue 15/911:49 a.m. -
2 stops24h 51m
Sun 20/96:40 p.m. -
2 stops32h 53m
Deal found 21/8C$ 1,106
Wed 4/114:20 p.m. -
2 stops20h 20m
Sun 8/117:50 p.m. -
2 stops27h 15m
Deal found 20/8C$ 1,110
Wed 16/911:29 a.m. -
2 stops23h 31m
Thu 29/107:50 p.m. -
2 stops27h 15m
Deal found 19/8C$ 1,111
Sat 19/127:55 p.m. -
2 stops20h 40m
Wed 6/17:05 a.m. -
2 stops16h 00m
Deal found 18/8C$ 1,115
Mon 5/107:06 a.m. -
2 stops21h 29m
Mon 12/106:40 a.m. -
2 stops23h 13m
Deal found 21/8C$ 1,117
Wed 14/1010:00 p.m. -
1 stop17h 05m
Wed 28/108:50 p.m. -
1 stop33h 10m
Deal found 17/8C$ 1,118
Fri 13/115:15 p.m. -
1 stop12h 35m
Tue 17/1112:15 p.m. -
1 stop13h 35m
Deal found 20/8C$ 1,121

Find flight deals from Miami to Heathrow

Round-trip from

C$ 1,096

One-way from

C$ 572

Popular in

June

Cheapest in

February

Average price

C$ 1,398
Scandinavian Airlines
  • Scandinavian Airlines
  • 15/10-29/10
  • 4 total stops
  • 44h 03m total
  • Miami to London
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British Airways
  • British Airways
  • 20/11
  • Nonstop
  • 8h 35m total
  • Miami to London
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Highest demand for flights based on searches. 19% potential increase in price (C$ 429 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 56 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 Miami - LHR London Heathrow

MIALHR

Miami

Tue 3/11

8:05 p.m.-3:40 p.m.

1 stop14h 35m

London Heathrow

Thu 12/11

10:30 a.m.-8:55 p.m.

1 stop15h 25m

C$ 1,191
Quickest round-trip

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Mon 12/10

7:15 p.m.-9:00 a.m.

Nonstop8h 45m

London Heathrow

Wed 21/10

11:30 a.m.-8:05 p.m.

1 stop13h 35m

C$ 1,278

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Mon 12/10

11:25 a.m.-8:40 p.m.

1 stop28h 15m

London Heathrow

Wed 21/10

6:50 a.m.-6:52 p.m.

2 stops17h 02m

C$ 1,281

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Wed 16/9

11:26 a.m.-10:00 a.m.

2 stops17h 34m

London Heathrow

Mon 21/9

12:10 p.m.-5:25 p.m.

1 stop34h 15m

C$ 1,284

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Mon 21/12

7:55 p.m.-4:25 p.m.

2 stops15h 30m

London Heathrow

Sun 27/12

7:30 p.m.-10:45 p.m.

2 stops32h 15m

C$ 1,297

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Wed 14/10

8:54 a.m.-6:30 a.m.

2 stops16h 36m

London Heathrow

Wed 21/10

6:50 a.m.-6:52 p.m.

2 stops17h 02m

C$ 1,297

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Fri 9/10

11:27 a.m.-4:00 p.m.

2 stops23h 33m

London Heathrow

Wed 14/10

10:20 a.m.-11:03 p.m.

2 stops17h 43m

C$ 1,328

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Thu 17/9

5:37 p.m.-10:25 a.m.

1 stop11h 48m

London Heathrow

Tue 22/9

8:45 a.m.-5:25 p.m.

1 stop13h 40m

C$ 1,348

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Fri 9/10

7:00 a.m.-6:30 a.m.

2 stops18h 30m

London Heathrow

Wed 14/10

8:40 a.m.-5:25 p.m.

1 stop13h 45m

C$ 1,352

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Thu 17/9

11:26 a.m.-10:00 a.m.

2 stops17h 34m

London Heathrow

Thu 24/9

8:45 a.m.-5:25 p.m.

1 stop13h 40m

C$ 1,352

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/8

Showing 1-10 of 22 resultsSorted by cheapest first
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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

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?

To ensure you get the cheapest price possible for a flight from Miami to London Heathrow Airport, you should look to book at least 54 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$ 933). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of C$ 1,723). 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?

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?

Airfare is typical for this route at the moment.

Miami to London Heathrow Airport flights typically cost between C$ 1,029 and C$ 1,528 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,096 on Scandinavian Airlines (15 Oct-29 Oct).

Related info for your journey

  • 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 19 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 45m. Fly via ITA Airways, British Airways, or United 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 SAUDIA (85%), Aer Lingus (85%) or KLM (80%) 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$ 933). Flying from Miami to London Heathrow Airport in June is currently the most expensive (average of C$ 1,723). 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
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

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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?

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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Of course! You can now track prices for flights from Miami to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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