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Cheap flights from Florida Keys to London from £268

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — LON
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Florida Keys to London

Enter your travel dates to find the best prices.

Cheapest flights from Florida Keys to London
Explore the most affordable flight options available from Florida Keys to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 December 2025.

Tue 30/1208:30MIA - LHR
1 stop31h 50mAustrian Airlines
Mon 12/119:25LHR - MIA
2 stops24h 15mAustrian Airlines
Deal found 7/12£465
Tue 30/1221:05MIA - LHR
2 stops18h 30mAir Canada
Wed 28/109:00LHR - MIA
2 stops20h 16mAir Canada
Deal found 8/12£467
Tue 30/1208:45MIA - LHR
1 stop16h 55mUnited Airlines
Sun 25/109:00LHR - MIA
1 stop13h 30mUnited Airlines
Deal found 8/12£477
Tue 30/1213:20MIA - LHR
1 stop12h 50mAir Canada
Sat 24/106:50LHR - MIA
2 stops20h 39mAir Canada
Deal found 8/12£479
Tue 30/1208:00MIA - LHR
1 stop18h 10mMultiple Airlines
Mon 12/120:05LHR - MIA
1 stop23h 35mMultiple Airlines
Deal found 6/12£487
Wed 31/1214:25MIA - LHR
1 stop13h 00mLufthansa
Mon 12/119:30LHR - MIA
1 stop24h 10mLufthansa
Deal found 7/12£490
Tue 30/1212:00MIA - LHR
1 stop12h 55mUnited Airlines
Tue 3/209:00LHR - MIA
1 stop13h 30mUnited Airlines
Deal found 7/12£491
Wed 31/1217:10MIA - LHR
Nonstop8h 50mDelta
Tue 3/206:30LHR - MIA
1 stop13h 20mDelta
Deal found 7/12£492
Wed 31/1213:15MIA - LHR
1 stop12h 05mUnited Airlines
Mon 2/213:45LHR - MIA
1 stop29h 55mUnited Airlines
Deal found 7/12£494
Wed 31/1217:10MIA - LHR
Nonstop8h 50mDelta
Thu 15/111:30LHR - MIA
1 stop13h 50mDelta
Deal found 6/12£496
Tue 30/1222:25MIA - LHR
Nonstop8h 40mIberia
Tue 27/111:25LHR - MIA
1 stop14h 20mIberia
Deal found 8/12£497
Mon 8/1216:40MIA - STN
2 stops26h 15mMultiple Airlines
Thu 11/1208:05STN - MIA
2 stops35h 35mMultiple Airlines
Deal found 7/12£517

Find flight deals from Florida Keys to London

Keep the following information in mind while searching for Florida Keys to London flight deals. Data was last updated 9 December 2025.

Round-trip from

£461

One-way from

£268
Scandinavian Airlines
  • Scandinavian Airlines
  • 22/1-29/1
  • 4 total stops
  • 33h 44m total
  • Florida Keys to London
Search Deals
21/2
  • 21/2
  • 3 total stops
  • 30h 27m total
  • Florida Keys to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Florida Keys to London 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 858,174 searches. Data last updated 9 December 2025.
Use the filters below to find and compare flights from Florida Keys to London that are best for you.

Fly from

Florida Keys

Fly to

London

Route

Depart

Return

Price

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 26/2

13:38-06:40

1 stop12h 02m

London Heathrow

Thu 5/3

06:35-16:55

1 stop15h 20m

£464

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 21/1

13:45-09:20

2 stops14h 35m

London Heathrow

Wed 28/1

06:35-16:55

1 stop15h 20m

£464

MiamiLondon

MIA - LHR

MIALHR

Miami

Sun 22/2

06:00-09:00

1 stop22h 00m

London Heathrow

Thu 5/3

06:30-14:50

1 stop13h 20m

£464

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 12/1

17:10-07:00

Nonstop8h 50m

London Heathrow

Sun 18/1

09:00-17:40

1 stop13h 40m

£465

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 27/2

17:10-07:00

Nonstop8h 50m

London Heathrow

Wed 11/3

09:00-18:40

1 stop13h 40m

£465

MiamiLondon

MIA - LTN

MIALTN

Miami

Wed 25/2

19:40-20:55

1 stop20h 15m

London Luton

Mon 2/3

21:40-16:15

1 stop23h 35m

£466

MiamiLondon

MIA - LGW

MIALGW

Miami

Fri 6/3

17:15-10:55

1 stop12h 40m

London Gatwick

Thu 19/3

11:55-21:55

1 stop14h 00m

£466

MiamiLondon

MIA - LHR

MIALHR

Miami

Sat 17/1

07:40-17:40

2 stops29h 00m

London Heathrow

Fri 30/1

06:40-23:20

2 stops21h 40m

£467

MiamiLondon

MIA - LHR

MIALHR

Miami

Tue 20/1

11:00-06:40

2 stops14h 40m

London Heathrow

Tue 27/1

06:35-16:55

1 stop15h 20m

£467

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 7/1

09:00-06:40

2 stops16h 40m

London Heathrow

Wed 14/1

09:00-17:30

1 stop13h 30m

£467

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 60 results
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6

Best time to book a flight from Florida Keys to London

Have a flexible travel schedule? Discover the best time to fly to London from Florida Keys 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 Florida Keys to London
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 9 December 2025.
Get a feel of what it's like to fly with KLM, Virgin Atlantic, andNorse Atlantic UK from Florida Keys to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,431 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
675 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Norse Atlantic UK
7.2
Good
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
TAP AIR PORTUGAL
7.1
Good
2,085 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,571 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Florida Keys to London?

    Airlines like United Airlines, Delta, and Icelandair fly from Florida Keys to London in about 12h 02m. The time it takes to get you to your destination can typically vary by up to 9h 58m. The distance between Florida Keys and London is about 4414 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Florida Keys to London one-way?

    The cheapest airline one-way is Norse Atlantic UK, with whom users have recently found tickets for as low as £110. However, be on the lookout for offers from TAP AIR PORTUGAL and British Airways, as they are both options that can get you from Florida Keys to London for a low price.

  • What are the most popular routes from Florida Keys to London?

    Most travelers choose Miami - London Heathrow, Miami - London Gatwick or Miami - London City when deciding on the best route from Florida Keys to London.

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

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

  • How can I find direct flights from Florida Keys to London?

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

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

    Yes. Cheapflights offers flight deals from Florida Keys to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Deal
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Fly with Cheapflights

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How does Cheapflights help users find flights from Florida Keys to London?

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Why should you use Cheapflights to find cheap flight tickets from Florida Keys to London?

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 London from Florida Keys.

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

Yes, we can. To see specific flights from Florida Keys to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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