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Cheap flights from London Luton Airport to Florida Keys from £366

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — EYW
11 Feb — 18 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 12 January 2026.

Round-trip from

£401

One-way from

£366

Popular in

December

Cheapest in

September

Average price

£465
15/4-20/4
  • 15/4-20/4
  • 3 total stops
  • 37h 40m total
  • London to Florida Keys
Search Deals
18/6
  • 18/6
  • 3 total stops
  • 31h 50m 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 (£9 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 12 January 2026.

Wed 22/405:40LTN - MIA
1 stop19h 20mMultiple Airlines
Mon 27/421:45MIA - LTN
1 stop15h 20mMultiple Airlines
Deal found 10/1£421
Tue 24/217:00LTN - MIA
1 stop32h 00mMultiple Airlines
Tue 3/322:40MIA - LTN
2 stops16h 45mMultiple Airlines
Deal found 10/1£421
Tue 3/207:10LTN - MIA
1 stop16h 45mMultiple Airlines
Tue 10/221:10MIA - LTN
1 stop19h 40mMultiple Airlines
Deal found 11/1£427
Wed 25/206:50LTN - MIA
1 stop16h 10mMultiple Airlines
Wed 4/319:55MIA - LTN
1 stop16h 10mMultiple Airlines
Deal found 11/1£432
Mon 9/206:25LTN - MIA
2 stops18h 05mMultiple Airlines
Mon 16/221:45MIA - LTN
2 stops19h 35mMultiple Airlines
Deal found 10/1£434
Tue 20/107:10LTN - MIA
1 stop16h 45mMultiple Airlines
Tue 20/121:10MIA - LTN
1 stop15h 40mMultiple Airlines
Deal found 11/1£442
Mon 2/306:25LTN - MIA
2 stops21h 04mMultiple Airlines
Wed 18/317:40MIA - LTN
2 stops24h 40mMultiple Airlines
Deal found 11/1£445
Thu 19/206:05LTN - MIA
1 stop19h 40mMultiple Airlines
Mon 23/217:20MIA - LTN
1 stop13h 55mMultiple Airlines
Deal found 10/1£450
Thu 19/306:05LTN - MIA
1 stop19h 40mMultiple Airlines
Mon 23/318:20MIA - LTN
1 stop13h 55mMultiple Airlines
Deal found 10/1£453
Thu 26/206:05LTN - MIA
1 stop19h 40mMultiple Airlines
Mon 9/318:20MIA - LTN
1 stop13h 55mMultiple Airlines
Deal found 11/1£454

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 12 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

Tue 3/2

07:10-18:55

1 stop16h 45m

Miami

Tue 10/2

21:10-21:50

1 stop19h 40m

£427

LondonMiami

LTN - MIA

LTNMIA

London Luton

Mon 2/3

06:25-22:29

2 stops21h 04m

Miami

Wed 18/3

17:40-22:20

2 stops24h 40m

£445

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 12/2

06:05-20:45

1 stop19h 40m

Miami

Tue 17/2

22:30-20:20

1 stop16h 50m

£457

LondonMiami

LTN - MIA

LTNMIA

London Luton

Tue 24/2

06:20-19:30

1 stop18h 10m

Miami

Tue 3/3

21:45-20:20

1 stop17h 35m

£469

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 26/2

07:15-19:30

2 stops17h 15m

Miami

Thu 5/3

21:45-20:30

2 stops17h 45m

£495

LondonMiami

LTN - MIA

LTNMIA

London Luton

Mon 13/4

21:50-19:20

2 stops26h 30m

Miami

Mon 20/4

21:45-18:05

1 stop15h 20m

£523

LondonMiami

LTN - MIA

LTNMIA

London Luton

Thu 23/4

08:00-18:45

1 stop15h 45m

Miami

Mon 27/4

21:30-19:05

1 stop16h 35m

£526

LondonMiami

LTN - MIA

LTNMIA

London Luton

Mon 23/2

21:40-16:15

1 stop23h 35m

Miami

Thu 5/3

19:40-15:05

1 stop14h 25m

£540

LondonMiami

LTN - MIA

LTNMIA

London Luton

Sat 4/4

12:45-19:45

2 stops36h 00m

Miami

Tue 14/4

08:00-20:30

3 stops31h 30m

£553

LondonMiami

LTN - MIA

LTNMIA

London Luton

Sun 26/4

12:25-22:20

1 stop14h 55m

Miami

Wed 29/4

18:15-15:45

2 stops16h 30m

£593

Flights are sorted by cheapest return flights first.

Deals found on 10/1

Showing 1-10 of 23 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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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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