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Cheap flights from London to Miami from $699

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — MIA
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Miami are usually found in September or May, booked 52 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from London to Miami

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 20 November 2025.

Round-trip from

$899

One-way from

$699

Popular in

December

Cheapest in

September

Average price

$938
Delta
  • Delta
  • 19/5-27/5
  • 2 total stops
  • 30h 25m total
  • London to Miami
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British Airways
  • British Airways
  • 15/1
  • 2 total stops
  • 19h 40m total
  • London to Miami
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Highest demand for flights based on searches. 4% potential increase in price ($73 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from London to Miami

Enter your travel dates to find the best prices.

Cheapest flights from London to Miami
Explore the most affordable flight options available from London to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2025.

Tue 9/1212:15LHR - MIA
1 stop13h 40mIcelandair
Sun 8/318:15MIA - LHR
1 stop21h 15mIcelandair
Deal found 19/11$899
Mon 8/1220:35LHR - MIA
1 stop29h 20mIcelandair
Sun 8/318:15MIA - LHR
1 stop21h 15mIcelandair
Deal found 19/11$901
Thu 20/1119:55LHR - MIA
1 stop30h 25mTAP AIR PORTUGAL
Sun 30/1123:50MIA - LHR
1 stop17h 50mTAP AIR PORTUGAL
Deal found 19/11$922
Fri 26/1215:50LHR - MIA
1 stop13h 58mDelta
Wed 7/111:31MIA - LHR
1 stop14h 19mDelta
Deal found 18/11$941
Sat 27/1208:55LHR - MIA
1 stop18h 53mDelta
Sun 11/121:25MIA - LHR
Nonstop8h 45mDelta
Deal found 19/11$942
Fri 26/1215:50LHR - MIA
1 stop13h 58mDelta
Thu 8/113:21MIA - LHR
1 stop12h 04mDelta
Deal found 18/11$944
Tue 23/1209:40LHR - MIA
1 stop14h 24mDelta
Sun 11/121:25MIA - LHR
Nonstop8h 45mDelta
Deal found 19/11$947
Thu 11/1212:15LHR - MIA
1 stop13h 40mIcelandair
Sun 8/318:15MIA - LHR
1 stop12h 35mIcelandair
Deal found 19/11$950
Wed 10/1220:35LHR - MIA
1 stop29h 20mIcelandair
Sun 8/318:15MIA - LHR
1 stop12h 35mIcelandair
Deal found 19/11$952
Sun 23/1109:50LHR - MIA
1 stop12h 20mAer Lingus
Wed 3/1219:05MIA - LHR
1 stop14h 20mAer Lingus
Deal found 19/11$959
Thu 11/1206:30LHR - MIA
1 stop13h 20mDelta
Mon 9/318:10MIA - LHR
Nonstop8h 50mDelta
Deal found 19/11$963
Thu 4/1206:30LHR - MIA
1 stop13h 20mDelta
Mon 8/1218:30MIA - LHR
1 stop12h 10mDelta
Deal found 19/11$964

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 647,157 searches. Data last updated 20 November 2025.
Use the filters below to find and compare flights from London to Miami that are best for you.

Fly from

London

Fly to

Miami

Route

Depart

Return

Price

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 19/2

06:30-14:50

1 stop13h 20m

Miami

Thu 26/2

11:34-06:20

1 stop13h 46m

$921

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sat 10/1

09:00-20:20

1 stop16h 20m

Miami

Sun 25/1

21:25-11:10

Nonstop8h 45m

$929

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 11/1

09:25-14:50

Nonstop10h 25m

Miami

Sun 25/1

21:25-11:10

Nonstop8h 45m

$942

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 17/2

09:00-17:30

1 stop13h 30m

Miami

Tue 24/2

13:38-06:40

1 stop12h 02m

$944

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Wed 7/1

13:45-14:40

1 stop29h 55m

Miami

Tue 20/1

13:45-08:25

2 stops13h 40m

$944

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 1/3

09:25-14:50

Nonstop10h 25m

Miami

Mon 9/3

10:20-11:40

1 stop21h 20m

$947

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 20/3

16:15-17:50

1 stop29h 35m

Miami

Sun 29/3

15:04-07:45

1 stop11h 41m

$958

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 19/1

07:30-20:29

2 stops17h 59m

Miami

Thu 19/2

09:00-06:40

2 stops16h 40m

$959

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 19/1

11:25-20:45

1 stop14h 20m

Miami

Thu 19/2

22:00-11:30

Nonstop8h 30m

$963

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 27/3

12:25-22:20

1 stop13h 55m

Miami

Tue 31/3

16:30-10:20

1 stop12h 50m

$963

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 19 results
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Best time to book a flight from London to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from London with our price prediction graph.
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 London to Miami

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

Use this chart to determine the optimal time to book a return flight from London to Miami. Price data was last updated on 14 November 2025.

The best time to book flights from London to Miami is 52 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 to Miami?

Currently, May is the cheapest month in which you can book a flight from London to Miami (average of $475). Flying from London to Miami in July is currently the most expensive (average of $730). 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 LON to MIA?

Find hourly flight availability from London 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 20 November 2025.

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

Weekly flight availability from London to Miami

Explore weekly flight availability from London to Miami. 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 20 November 2025.

The most flights from LON to MIA are scheduled on a Monday (24 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (24 on average).

How often are flights from London to Miami delayed?

About 15% of weekly flights between London and Miami have experienced delays in the past year, with the average delay time being 147 minutes.

What is the most punctual flight time for London to Miami flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Miami flights?

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 8% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from London 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?

    Miami (MIA) is the airport you will fly into if you book a flight from London to Miami. You should not have trouble finding flights to Miami from London; the airport handles an average of 24 inbound flights from London per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Miami airport from London. It is only a 9.8 km journey from Miami (MIA) to Miami’s city centre.

  • How long is the flight from London to Miami?

    For as low as $921, Delta can have you in Miami from London in 13h 20m. The distance between London and Miami is about 7104 km. This flight may include one or multiple stops.

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

    Consider KLM (89%), Air France (87%) or Delta (87%) when booking your flight. These represent the most reliable airlines when flying from London to Miami.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to Miami?

    Currently, May is the cheapest month in which you can book a flight from London to Miami (average of $475). Flying from London to Miami in July is currently the most expensive (average of $730). 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

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

Need flexible booking options for your flight to Miami from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Miami from London today and book when prices fit your budget.

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