Cheap flights from London Gatwick Airport to Key Largo from £432

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 21/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — MIA
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Gatwick to Key Largo are usually found in September or August, booked 68 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Gatwick to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Key Largo
Explore the most affordable flight options available from Gatwick to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Fri 18/917:00
LGW
-
MIA
2 stops22h 25m
Multiple Airlines
Fri 9/1011:35
MIA
-
LGW
2 stops16h 50m
Multiple Airlines
Deal found 19/6£505
Tue 1/920:40
LGW
-
MIA
1 stop23h 25m
Iberia
Mon 7/916:55
MIA
-
LGW
1 stop12h 55m
Iberia
Deal found 19/6£505
Thu 9/711:30
LGW
-
MIA
2 stops17h 51m
Iberia
Thu 23/712:42
MIA
-
LGW
2 stops17h 08m
Iberia
Deal found 19/6£507
Sat 5/910:00
LGW
-
MIA
1 stop13h 45m
Air Europa
Tue 6/1021:30
MIA
-
LGW
1 stop13h 55m
Air Europa
Deal found 18/6£508
Wed 9/910:00
LGW
-
MIA
1 stop13h 45m
Air Europa
Fri 18/921:30
MIA
-
LGW
1 stop13h 55m
Air Europa
Deal found 17/6£508
Thu 24/910:25
LGW
-
MIA
1 stop12h 25m
Virgin Atlantic
Mon 28/911:49
MIA
-
LGW
2 stops16h 51m
Virgin Atlantic
Deal found 19/6£509
Tue 25/810:35
LGW
-
MIA
1 stop12h 15m
Virgin Atlantic
Wed 9/915:23
MIA
-
LGW
2 stops19h 37m
Virgin Atlantic
Deal found 19/6£511
Thu 9/712:20
LGW
-
MIA
1 stop13h 31m
British Airways
Sat 25/716:29
MIA
-
LGW
1 stop13h 11m
British Airways
Deal found 18/6£511
Thu 17/911:30
LGW
-
MIA
2 stops17h 45m
Iberia
Thu 8/1016:55
MIA
-
LGW
1 stop22h 05m
Iberia
Deal found 18/6£512
Thu 9/711:30
LGW
-
MIA
2 stops17h 51m
Iberia
Sat 18/716:55
MIA
-
LGW
1 stop22h 05m
Iberia
Deal found 17/6£513
Thu 25/612:20
LGW
-
MIA
1 stop13h 34m
British Airways
Thu 9/716:55
MIA
-
LGW
1 stop12h 55m
British Airways
Deal found 17/6£514
Sat 5/910:25
LGW
-
MIA
2 stops18h 12m
Virgin Atlantic
Tue 15/915:23
MIA
-
LGW
2 stops19h 37m
Virgin Atlantic
Deal found 16/6£514

Find flight deals from Gatwick to Key Largo

Keep the following information in mind while searching for Gatwick to Key Largo flight deals. Data was last updated 19 June 2026.

Round-trip from

£505

One-way from

£432

Popular in

December

Cheapest in

September

Average price

£538
Air France
  • Air France
  • 18/9-9/10
  • 4 total stops
  • 39h 15m total
  • London to Key Largo
21/11
  • 21/11
  • 3 total stops
  • 29h 05m total
  • London to Key Largo
Highest demand for flights based on searches. 3% potential increase in price (£13 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Key Largo 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 June 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 17/11

10:00-22:45

2 stops17h 45m

Miami

Wed 2/12

17:59-15:45

2 stops16h 46m

£520
Fastest return journey

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 27/10

10:00-18:40

1 stop12h 40m

Miami

Sat 7/11

11:15-09:00

2 stops16h 45m

£536

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 14/9

12:05-14:35

2 stops31h 30m

Miami

Mon 5/10

16:35-20:25

2 stops22h 50m

£548

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 3/11

16:35-14:50

1 stop27h 15m

Miami

Thu 12/11

16:50-09:25

2 stops35h 35m

£571

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 7/9

21:15-14:35

2 stops22h 20m

Miami

Sun 13/9

16:30-11:20

2 stops37h 50m

£604

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 18/8

12:10-23:25

2 stops40h 15m

Miami

Wed 2/9

03:50-09:45

1 stop24h 55m

£629

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Fri 14/8

12:20-21:00

1 stop13h 40m

Miami

Thu 3/9

22:54-08:40

1 stop28h 46m

£651

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Thu 20/8

21:20-21:55

2 stops29h 35m

Miami

Sun 30/8

00:30-11:20

2 stops29h 50m

£660

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 17/8

21:15-14:35

2 stops46h 20m

Miami

Sun 23/8

00:30-11:20

2 stops29h 50m

£661

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Wed 29/7

12:20-20:46

1 stop13h 26m

Miami

Tue 18/8

22:54-08:35

1 stop28h 41m

£703

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Gatwick to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Gatwick 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 Gatwick Airport to Key Largo

How much does it cost for a return flight from London Gatwick Airport to Key Largo?

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 19 June 2026.
See what other customers who have flown with Norse Atlantic UK,American Airlines, andAir Europa from London Gatwick Airport to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!
Norse Atlantic UK
7.2
Good
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!
Norse Atlantic UK
7.2
Good

Boarding

7.2

Crew

7.8

Food

6.0

Overall

7.2

Comfort

7.2

Entertainment

6.4

Reviews

1 / 2
10.0
Excellent

Beth,Aug 2023

LGW - IAD

I ended up in the front row of economy so got extra leg room for free!

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Key Largo. 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 London Gatwick Airport to Key Largo?

    Departing from London Gatwick Airport to Key Largo will take you 17h 45m. The distance from London Gatwick Airport to Key Largo is about 4430 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Gatwick to Key Largo that include hotel bookings?

    Yes. In addition to deals on Gatwick to Key Largo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Key Largo?

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

  • Can I find deals for business class flights from Gatwick to Key Largo?

    Yes. Cheapflights offers flight deals from Gatwick to Key Largo 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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Alternative routes for Gatwick to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Gatwick to Key Largo

Discover the top 10 airlines that operate flights from Gatwick to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£275Average£415FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
IcelandairCheapest£310Average£367FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
A.P.G.Cheapest£328Average£400FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Air EuropaCheapest£360Average£479FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
TAP AIR PORTUGALCheapest£373Average£534FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
FinnairCheapest£381Average£511FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£393Average£524FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£402Average£519FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£421Average£565FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£469Average£601FlexibilityNo cancel feeOn-time77%
Search Iberia flights

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