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$149+ Cheap flights from Key Largo, FL to Gatwick (LGW)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LGW
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to London Gatwick are usually found in January or August, booked 14 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Key Largo to Gatwick

Keep the following information in mind while searching for Key Largo to Gatwick flight deals. Data was last updated July 31, 2025.

Round-trip from

$438
(Norse Atlantic Airways)

One-way from

$149
(Norse Atlantic Airways)

Popular in

December

Cheapest in

January

Average price

$624
From Key Largo to London Gatwick
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One-way flight from Key Largo to London Gatwick
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Highest demand for flights based on searches. 5% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Key Largo to Gatwick

Cheapest flights from Key Largo to Gatwick
Explore the most affordable flight options available from Key Largo to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:15 pmMIA - LGW
Nonstop8h 40mNorse Atlantic UK
Thu 8/2110:00 amLGW - MIA
Nonstop9h 20mNorse Atlantic UK
Deal found 7/29$437
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:53 pmMIA - LGW
1 stop29h 27mMultiple Airlines
Fri 8/2910:00 amLGW - MIA
Nonstop9h 20mMultiple Airlines
Deal found 7/29$453
This Cheapflightsfares deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/304:04 pmMIA - LGW
1 stop11h 06mBritish Airways
Tue 10/73:05 pmLGW - MIA
1 stop12h 28mBritish Airways
Deal found 7/30$468
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/63:10 pmMIA - LGW
1 stop13h 50mKLM
Fri 9/512:00 pmLGW - MIA
1 stop16h 35mKLM
Deal found 7/30$488
This Iberia deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/309:45 pmMIA - LGW
1 stop16h 00mIberia
Wed 12/1011:20 amLGW - MIA
1 stop15h 30mIberia
Deal found 7/29$490

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Gatwick 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 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Key Largo to London Gatwick Airport that are best for you.

Fly from

Key Largo

Fly to

Gatwick

Route

Depart

Return

Price

MiamiLondon

MIA - LGW

MIALGW

Miami

Wed 8/13

5:15 pm-6:55 am

Nonstop8h 40m

London Gatwick

Thu 8/21

10:00 am-2:20 pm

Nonstop9h 20m

$437

MiamiLondon

MIA - LGW

MIALGW

Miami

Sat 8/23

7:53 pm-6:20 am

1 stop29h 27m

London Gatwick

Fri 8/29

10:00 am-2:20 pm

Nonstop9h 20m

$453

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 9/30

4:04 pm-8:10 am

1 stop11h 06m

London Gatwick

Tue 10/7

3:05 pm-10:33 pm

1 stop12h 28m

$468

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 8/19

3:30 pm-10:00 am

1 stop13h 30m

London Gatwick

Thu 9/4

12:00 pm-11:35 pm

1 stop16h 35m

$488

MiamiLondon

MIA - LGW

MIALGW

Miami

Sun 11/30

9:45 pm-6:45 pm

1 stop16h 00m

London Gatwick

Wed 12/10

11:20 am-9:50 pm

1 stop15h 30m

$490

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 8/5

5:20 pm-7:00 am

Nonstop8h 40m

$149

MiamiLondon

MIA - LGW

MIALGW

Miami

Wed 8/6

3:55 am-9:45 am

1 stop24h 50m

$162

MiamiLondon

MIA - LGW

MIALGW

Miami

Sun 10/19

7:25 am-6:20 am

1 stop17h 55m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Key Largo to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Key Largo with our price prediction graph.
Estimated round-trip 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 Key Largo to London Gatwick Airport

How far ahead should I book a flight from Key Largo to London Gatwick Airport?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Gatwick. Price data was last updated on July 25, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to London Gatwick Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Key Largo to London Gatwick Airport?

Currently, January is the cheapest month in which you can book a flight from Key Largo to London Gatwick Airport (average of $538). Flying from Key Largo to London Gatwick Airport in June is currently the most expensive (average of $763). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to LGW?

Find hourly flight availability from Key Largo to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to London Gatwick Airport as you normally would.

What is the cheapest day to fly from Key Largo to London Gatwick Airport?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Gatwick. Price data was last updated on November 3, 2024.

Travelers seeking maximum savings on their Key Largo to London Gatwick Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to London Gatwick Airport

Explore weekly flight availability from Key Largo to Gatwick. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from KE9 to LGW are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with SWISS, Virgin Atlantic, and American Airlines from Key Largo to London Gatwick Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Virgin Atlantic
7.4
Good
655 reviews
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
American Airlines
7.2
Good
10,000 reviews
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Norse Atlantic UK
7.2
Good
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
SWISS
7.5
Good
1,686 reviews

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

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

  • What are the cheapest flights from Key Largo to London Gatwick Airport?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Miami - London Gatwick) can be booked for $318 on average our data indicates $648 when flying from Key Largo to London Gatwick Airport.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Key Largo to London Gatwick Airport?

    Currently, January is the cheapest month in which you can book a flight from Key Largo to London Gatwick Airport (average of $538). Flying from Key Largo to London Gatwick Airport in June is currently the most expensive (average of $763). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Orpington
Watford
Gatwick
Borehamwood
Dartford
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Eastbourne

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Top 4 airlines flying from Key Largo to Gatwick

Discover the top 4 airlines that operate flights from Key Largo to Gatwick. 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 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$351Average$554FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$460Average$634FlexibilityNo cancel feeOn-time70%
DeltaCheapest$488Average$815FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$576Average$840FlexibilityNo cancel feeOn-time71%

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