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Cheap flights from London Luton Airport to Florida Keys from £347

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 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — EYW
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Florida Keys
Explore the most affordable flight options available from Luton to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Mon 27/405:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Wed 29/421:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 20/1£385
Wed 11/306:50
LTN
-
MIA
1 stop18h 10m
Multiple Airlines
Fri 3/421:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 19/1£390
Wed 9/905:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Mon 21/921:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 18/1£401
Sun 12/421:50
LTN
-
MIA
2 stops27h 10m
Multiple Airlines
Fri 17/421:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 18/1£404
Fri 17/405:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Sun 26/421:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 18/1£407
Mon 13/405:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Fri 17/418:15
MIA
-
LTN
2 stops17h 05m
Multiple Airlines
Deal found 18/1£407
Fri 17/405:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Sun 19/418:15
MIA
-
LTN
2 stops23h 05m
Multiple Airlines
Deal found 19/1£411
Wed 6/509:40
LTN
-
MIA
1 stop15h 20m
Multiple Airlines
Sun 10/521:45
MIA
-
LTN
1 stop15h 30m
Multiple Airlines
Deal found 18/1£412
Fri 11/905:40
LTN
-
MIA
1 stop19h 20m
Multiple Airlines
Mon 14/921:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 18/1£414
Wed 11/306:50
LTN
-
MIA
1 stop18h 10m
Multiple Airlines
Mon 16/319:35
MIA
-
LTN
2 stops32h 10m
Multiple Airlines
Deal found 18/1£415

Find flight deals from Luton to Florida Keys

Keep the following information in mind while searching for Luton to Florida Keys flight deals. Data was last updated 21 January 2026.

Round-trip from

£385

One-way from

£347

Popular in

December

Cheapest in

September

Average price

£462
18/4-29/4
  • 18/4-29/4
  • 2 total stops
  • 51h 35m total
  • London to Florida Keys
Search Deals
13/2
  • 13/2
  • 2 total stops
  • 54h 50m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to Florida Keys 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 21 January 2026.
Use the filters below to find and compare flights from London Luton Airport to Florida Keys that are best for you.

Fly from

Luton

Fly to

Florida Keys

Route

Depart

Return

Price

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 4/3

06:50-20:00

1 stop18h 10m

Miami

Wed 11/3

19:35-07:40

2 stops32h 05m

£419

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 15/4

05:40-20:00

1 stop19h 20m

Miami

Wed 22/4

21:45-18:05

1 stop15h 20m

£429

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 6/5

05:40-20:00

1 stop19h 20m

Miami

Tue 12/5

21:35-22:25

1 stop19h 50m

£442

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 29/4

09:40-20:00

1 stop15h 20m

Miami

Sat 16/5

13:34-07:50

2 stops37h 16m

£453

LondonMiami

LTN - MIA

LTNMIA

London Luton

Fri 17/4

05:40-20:00

1 stop19h 20m

Miami

Sun 26/4

21:45-18:05

1 stop15h 20m

£457

LondonMiami

LTN - MIA

LTNMIA

London Luton

Sat 9/5

05:40-18:45

2 stops18h 05m

Miami

Tue 19/5

21:30-21:45

2 stops19h 15m

£474

LondonMiami

LTN - MIA

LTNMIA

London Luton

Tue 10/2

20:50-19:30

2 stops27h 40m

Miami

Tue 17/2

21:45-22:35

2 stops19h 50m

£476

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 11/3

06:50-21:00

1 stop18h 10m

Miami

Mon 23/3

20:50-18:40

2 stops17h 50m

£478

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 19/2

14:10-14:40

2 stops29h 30m

Miami

Sun 1/3

07:25-11:45

2 stops23h 20m

£493

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 7/5

08:00-20:25

1 stop17h 25m

Miami

Mon 11/5

21:45-19:05

2 stops16h 20m

£496

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 22 results
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Best time to book a flight from Luton to Florida Keys

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

Related info for your journey

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

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

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

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

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

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

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

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Alternative routes for Luton to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Luton to Florida Keys?

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Certainly. Search results for flights to Florida Keys from Luton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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