Find flights
Deals
When to book
FAQs
Canada
CAD

Cheap flights from Miami to London Heathrow Airport from C$ 525

MIA — LHR
6 Nov — 13 Nov1
1 adult
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 Monday and return on a Monday

Cheap flight deals from Miami to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Miami to Heathrow

Thu 24/127:55 p.m. -
2 stops20h 25m
Fri 8/15:30 p.m. -
2 stops29h 35m
Deal found 5/10C$ 1,071
Sun 8/117:55 p.m. -
1 stop17h 35m
Sun 15/116:40 a.m. -
1 stop16h 25m
Deal found 6/10C$ 1,076
Thu 29/108:55 p.m. -
2 stops20h 25m
Sun 8/116:40 a.m. -
2 stops21h 16m
Deal found 6/10C$ 1,082
Wed 18/113:50 p.m. -
2 stops21h 40m
Wed 25/116:40 p.m. -
1 stop28h 25m
Deal found 4/10C$ 1,088
Sat 7/1111:09 a.m. -
2 stops17h 11m
Sat 14/113:35 p.m. -
2 stops31h 30m
Deal found 7/10C$ 1,089
Sun 8/117:55 p.m. -
1 stop17h 35m
Tue 24/117:30 p.m. -
2 stops34h 27m
Deal found 5/10C$ 1,091
Thu 3/127:55 p.m. -
1 stop15h 05m
Sun 13/126:40 a.m. -
2 stops21h 32m
Deal found 4/10C$ 1,095
Tue 10/1111:29 a.m. -
2 stops25h 11m
Sat 14/113:35 p.m. -
2 stops31h 30m
Deal found 7/10C$ 1,096
Fri 6/117:55 p.m. -
2 stops32h 40m
Fri 13/116:40 a.m. -
2 stops21h 23m
Deal found 7/10C$ 1,098
Wed 11/117:19 a.m. -
2 stops21h 01m
Wed 18/116:05 p.m. -
2 stops29h 00m
Deal found 5/10C$ 1,101

Find flight deals from Miami to Heathrow

Round-trip from

C$ 1,067

One-way from

C$ 525

Popular in

July

Cheapest in

February

Average price

C$ 1,317
Scandinavian Airlines
  • Scandinavian Airlines
  • 27/1-10/2
  • 3 total stops
  • 38h 32m total
  • Miami to London
Search Deals
28/11-31/12
  • 28/11-31/12
  • 1 total stop
  • 12h 15m total
  • Miami to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 405 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

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

Thu 7/1

10:50 p.m.-12:35 p.m.

Nonstop8h 45m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 534

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Fri 1/1

8:15 a.m.-7:55 a.m.

2 stops18h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 540

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Sun 4/4

9:00 p.m.-11:00 a.m.

Nonstop9h 00m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 651

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Tue 10/11

4:50 p.m.-6:30 a.m.

Nonstop8h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 654

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Tue 3/11

10:50 p.m.-12:35 p.m.

Nonstop8h 45m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 654

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Tue 10/11

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

3 stops18h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 659

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Sat 21/11

9:10 p.m.-2:25 p.m.

1 stop12h 15m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 665

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Wed 14/10

10:00 p.m.-9:10 a.m.

1 stop30h 10m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 685
Quickest round-trip

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Fri 6/11

4:50 p.m.-6:30 a.m.

Nonstop8h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 725

MiamiLondon

MIA Miami - LHR London Heathrow

MIALHR

Miami

Fri 1/1

1:05 a.m.-10:40 p.m.

1 stop16h 35m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 765

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

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.
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$ 1,057). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of C$ 1,776). 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 below average for this route at the moment.

Miami to London Heathrow Airport flights typically cost between C$ 1,106 and C$ 1,536 in January.
The cheapest round-trip price found within the last 5 days was C$ 1,067 on Scandinavian Airlines (27 Jan-10 Feb).

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 17 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 14h 45m. Fly via TAP AIR PORTUGAL, Scandinavian Airlines, 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 Aer Lingus (88%), KLM (88%) or SAUDIA (88%) 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$ 1,057). Flying from Miami to London Heathrow Airport in July is currently the most expensive (average of C$ 1,776). 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
Wembley
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Miami to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Miami today with Cheapflights!

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?

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.

Can Cheapflights notify me if prices for flights from Miami to Heathrow become cheaper?

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.

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.