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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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — EYW
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 19 January 2026.

Round-trip from

£404

One-way from

£347

Popular in

December

Cheapest in

September

Average price

£465
12/4-20/4
  • 12/4-20/4
  • 3 total stops
  • 42h 30m total
  • London to Florida Keys
Search Deals
14/2
  • 14/2
  • 2 total stops
  • 27h 30m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 19 January 2026.

Sun 12/421:50
LTN
-
MIA
2 stops27h 10m
Multiple Airlines
Mon 20/421:45
MIA
-
LTN
1 stop15h 20m
Multiple Airlines
Deal found 17/1£404
Fri 17/414:00
LTN
-
MIA
2 stops29h 30m
Multiple Airlines
Sun 26/416:30
MIA
-
LTN
2 stops25h 50m
Multiple Airlines
Deal found 18/1£409
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£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£417
Wed 4/306:50
LTN
-
MIA
1 stop18h 10m
Multiple Airlines
Wed 11/319:35
MIA
-
LTN
2 stops32h 05m
Multiple Airlines
Deal found 17/1£421
Tue 3/306:50
LTN
-
MIA
2 stops41h 42m
Multiple Airlines
Tue 10/318:20
MIA
-
LTN
1 stop22h 00m
Multiple Airlines
Deal found 17/1£424
Mon 2/206:25
LTN
-
MIA
2 stops44h 10m
Multiple Airlines
Sun 8/219:55
MIA
-
LTN
1 stop10h 50m
Multiple Airlines
Deal found 18/1£425
Mon 9/206:25
LTN
-
MIA
2 stops18h 05m
Multiple Airlines
Thu 19/221:45
MIA
-
LTN
2 stops20h 15m
Multiple Airlines
Deal found 16/1£428
Mon 2/317:00
LTN
-
MIA
2 stops26h 40m
Multiple Airlines
Mon 9/317:40
MIA
-
LTN
2 stops24h 40m
Multiple Airlines
Deal found 16/1£431
Wed 11/306:50
LTN
-
MIA
1 stop16h 10m
Multiple Airlines
Fri 20/320:55
MIA
-
LTN
1 stop14h 30m
Multiple Airlines
Deal found 17/1£433
Thu 2/412:50
LTN
-
MIA
1 stop36h 10m
Multiple Airlines
Sun 12/421:45
MIA
-
LTN
1 stop32h 15m
Multiple Airlines
Deal found 17/1£433

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 19 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

Fri 17/4

14:00-14:30

2 stops29h 30m

Miami

Sun 26/4

16:30-23:20

2 stops25h 50m

£412

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

£421

LondonMiami

LTN - MIA

LTNMIA

London Luton

Tue 3/3

06:50-19:32

2 stops41h 42m

Miami

Tue 10/3

18:20-20:20

1 stop22h 00m

£424

LondonMiami

LTN - MIA

LTNMIA

London Luton

Fri 24/4

05:40-20:00

1 stop19h 20m

Miami

Thu 30/4

22:10-23:00

2 stops19h 50m

£453

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 5/2

14:10-14:40

2 stops29h 30m

Miami

Sun 8/2

16:40-22:00

2 stops24h 20m

£474

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

£477

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 30/4

08:00-20:25

1 stop17h 25m

Miami

Mon 4/5

17:05-13:45

1 stop15h 40m

£486

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 20/5

09:40-20:00

1 stop15h 20m

Miami

Fri 29/5

23:05-00:30

2 stops20h 25m

£490

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 1/4

12:45-09:34

2 stops25h 49m

Miami

Wed 15/4

21:45-18:05

1 stop15h 20m

£504

LondonMiami

LTN - MIA

LTNMIA

London Luton

Wed 15/4

05:40-19:45

2 stops19h 05m

Miami

Wed 22/4

21:45-18:05

1 stop15h 20m

£510

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 20 results
1
2

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

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

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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Not ready to book yet? You can track prices for flights from Luton to Florida Keys on Cheapflights with our Price Alert feature and get notified when better prices are available.

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