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Cheap flights from London Heathrow Airport to Miami from C$ 674

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MIA
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London Heathrow to Miami are usually found in September or November, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Heathrow to Miami

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Miami
Explore the most affordable flight options available from Heathrow to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Tue 9/1212:15 p.m.LHR - MIA
1 stop13h 40mIcelandair
Fri 16/15:15 p.m.MIA - LHR
1 stop12h 35mIcelandair
Deal found 4/12C$ 871
Mon 8/128:35 p.m.LHR - MIA
1 stop29h 20mIcelandair
Sun 18/15:15 p.m.MIA - LHR
1 stop12h 35mIcelandair
Deal found 4/12C$ 874
Thu 11/126:30 a.m.LHR - MIA
1 stop13h 20mDelta
Mon 15/125:10 p.m.MIA - LHR
Nonstop8h 50mDelta
Deal found 3/12C$ 890
Wed 10/126:20 a.m.LHR - MIA
1 stop16h 20mDelta
Mon 15/125:10 p.m.MIA - LHR
Nonstop8h 50mDelta
Deal found 3/12C$ 893
Tue 9/126:30 a.m.LHR - MIA
1 stop13h 20mKLM
Sat 17/13:47 p.m.MIA - LHR
1 stop11h 18mKLM
Deal found 4/12C$ 896
Wed 31/121:00 p.m.LHR - MIA
2 stops16h 31mDelta
Tue 6/112:00 p.m.MIA - LHR
2 stops13h 50mDelta
Deal found 3/12C$ 907
Wed 31/122:00 p.m.LHR - MIA
Nonstop10h 25mMultiple Airlines
Tue 6/13:37 p.m.MIA - LHR
1 stop11h 28mMultiple Airlines
Deal found 3/12C$ 908
Wed 31/121:00 p.m.LHR - MIA
2 stops16h 31mDelta
Fri 9/11:21 p.m.MIA - LHR
2 stops14h 24mDelta
Deal found 3/12C$ 911
Thu 11/129:25 a.m.LHR - MIA
Nonstop10h 25mDelta
Tue 20/110:10 p.m.MIA - LHR
Nonstop8h 45mDelta
Deal found 4/12C$ 913

Find flight deals from Heathrow to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Miami (MIA). 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 4 December 2025.

Round-trip from

C$ 836

One-way from

C$ 674

Popular in

August

Cheapest in

September

Average price

C$ 1,218

Good round-trip deal

C$ 967 or less
United Airlines
  • United Airlines
  • 24/4-2/5
  • 4 total stops
  • 46h 00m total
  • London to Miami
Search Deals
SWISS
  • SWISS
  • 12/4
  • 2 total stops
  • 24h 00m total
  • London to Miami
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Miami.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Miami 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 4 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Miami that are best for you.

Fly from

Heathrow

Fly to

Miami

Route

Depart

Return

Price

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 9/2

9:00 a.m.-5:30 p.m.

1 stop13h 30m

Miami

Tue 17/2

6:30 p.m.-11:05 a.m.

1 stop11h 35m

C$ 861

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 26/1

9:00 a.m.-5:30 p.m.

1 stop13h 30m

Miami

Tue 3/2

6:25 p.m.-10:50 a.m.

1 stop11h 25m

C$ 861

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 12/1

9:00 a.m.-5:30 p.m.

1 stop13h 30m

Miami

Tue 20/1

6:25 p.m.-10:50 a.m.

1 stop11h 25m

C$ 861

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 27/2

6:30 a.m.-2:50 p.m.

1 stop13h 20m

Miami

Fri 6/3

9:25 p.m.-11:10 a.m.

Nonstop8h 45m

C$ 864

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 5/3

9:25 a.m.-2:50 p.m.

Nonstop10h 25m

Miami

Wed 11/3

10:25 p.m.-11:10 a.m.

Nonstop8h 45m

C$ 874

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 30/1

11:25 a.m.-8:45 p.m.

1 stop14h 20m

Miami

Fri 13/2

6:58 p.m.-12:00 p.m.

1 stop12h 02m

C$ 875

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 23/2

9:15 a.m.-8:45 p.m.

1 stop16h 30m

Miami

Fri 6/3

4:23 p.m.-8:40 a.m.

1 stop11h 17m

C$ 879

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 24/2

6:00 a.m.-3:35 p.m.

1 stop14h 35m

Miami

Fri 6/3

10:00 p.m.-11:30 a.m.

Nonstop8h 30m

C$ 879

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 27/4

11:25 a.m.-4:25 p.m.

Nonstop10h 00m

Miami

Fri 8/5

6:15 p.m.-8:20 a.m.

Nonstop9h 05m

C$ 882

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Wed 22/4

11:25 a.m.-4:25 p.m.

Nonstop10h 00m

Miami

Thu 30/4

6:15 p.m.-8:20 a.m.

Nonstop9h 05m

C$ 882

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 21 results
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Best time to book a flight from Heathrow to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Heathrow 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 London Heathrow Airport to Miami

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Miami. Price data was last updated on 28 November 2025.

The best time to book flights from London Heathrow Airport to Miami is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Miami?

Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Miami (average of C$ 657). Flying from London Heathrow Airport to Miami in August is currently the most expensive (average of C$ 787). 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 LHR to MIA?

Find hourly flight availability from Heathrow to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Miami is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

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

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated 4 December 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Miami, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,562 reviews
Check prices

Food

6.4

Comfort

6.7

Entertainment

6.4

Overall

6.7

Boarding

6.9

Crew

7.6

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,562 reviews
British Airways
6.7
Okay
7,562 reviews
Check prices

Food

6.4

Comfort

6.7

Entertainment

6.4

Overall

6.7

Boarding

6.9

Crew

7.6

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Miami. 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 into for flights to Miami from London Heathrow?

    For a flight from London Heathrow to Miami, you will be flying into Miami. Miami (MIA) is just 9.8 km from the centre of the city. Miami is the only Miami airport and it handles 24 inbound flights from London Heathrow per day. 1 airline has flights to Miami from London Heathrow on a regular basis.

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

    Airlines like Delta, United Airlines, and British Airways fly from London Heathrow Airport to Miami in about 10h 25m. The time it takes to get you to your destination can typically vary by up to 6h 05m. The distance between London Heathrow Airport and Miami is about 7104 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from London Heathrow Airport to Miami round-trip?

    According to our current data, British Airways (C$ 765), offers the cheapest pricing from London Heathrow Airport to Miami. Users have found that British Airways is 23% cheaper than the other options available to this destination.

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

    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 London Heathrow Airport to Miami on time: Air France (89%), Delta (89%), Virgin Atlantic (89%).

  • What are the cheapest flights from London Heathrow Airport to Miami?

    While on average a flight from London Heathrow Airport to Miami is generally C$ 1,006, our data shows the cheapest flight currently is C$ 918. When looking at the most popular route, (London Heathrow - Miami), you can expect to pay C$ 1,930 for that flight.

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

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

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

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

  • Can I find deals for business class flights from Heathrow to Miami?

    Yes. Cheapflights offers flight deals from Heathrow to Miami 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 London Heathrow Airport to Miami?

    Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Miami (average of C$ 657). Flying from London Heathrow Airport to Miami in August is currently the most expensive (average of C$ 787). 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 Miami?

Book flights to Miami if you plan to visit one of these locations
Hollywood
Sunny Isles Beach
Miami Springs
Pembroke Pines
Dania Beach
Surfside
Bonita Springs
Palm Beach
Doral
Boynton Beach
Sunrise
Deerfield Beach
Miramar
Oakland Park
Plantation
Marathon
Homestead
Hallandale Beach
Lauderdale-by-the-Sea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Miami

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Orlando flights

Top airline flying from Heathrow to Miami

Discover the top airline that operate flights from Heathrow to Miami. 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 629,999 searches. Data last updated 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 765AverageC$ 918FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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 Miami from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Miami?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Miami for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Miami with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Miami with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to Miami flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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