HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Gatwick

$388+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LGW
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to Gatwick with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Key Largo to London Gatwick are usually found in August or September, booked 41 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap 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 December 15, 2025.

This Gurufare deal was found by Cheapflights users on 12/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:35 pmMIA - LGW
1 stop12h 15mTAP AIR PORTUGAL
Wed 2/2510:40 amLGW - MIA
1 stop16h 10mTAP AIR PORTUGAL
Deal found 12/14$614
This Gotogate deal was found by Cheapflights users on 12/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:35 pmMIA - LGW
1 stop29h 15mTAP AIR PORTUGAL
Wed 1/2810:40 amLGW - MIA
1 stop16h 10mTAP AIR PORTUGAL
Deal found 12/14$650
This American Airlines deal was found by Cheapflights users on 12/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:18 pmMIA - LGW
1 stop13h 42mAmerican Airlines
Wed 2/1812:30 pmLGW - MIA
1 stop13h 50mAmerican Airlines
Deal found 12/14$657
This American Airlines deal was found by Cheapflights users on 12/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:18 pmMIA - LGW
1 stop13h 42mAmerican Airlines
Mon 1/1211:20 amLGW - MIA
1 stop14h 03mAmerican Airlines
Deal found 12/13$707
This Mytrip deal was found by Cheapflights users on 12/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:40 amMIA - LGW
2 stops19h 15mMultiple Airlines
Wed 2/251:00 pmLGW - MIA
1 stop16h 05mMultiple Airlines
Deal found 12/14$708
This Trip.com deal was found by Cheapflights users on 12/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:35 pmMIA - LGW
1 stop12h 15mTAP AIR PORTUGAL
Tue 1/134:35 pmLGW - MIA
1 stop27h 15mTAP AIR PORTUGAL
Deal found 12/13$729
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/314:35 pmMIA - LGW
1 stop12h 15mTAP AIR PORTUGAL
Wed 2/189:35 amLGW - MIA
2 stops17h 15mTAP AIR PORTUGAL
Deal found 12/14$745
This Mytrip deal was found by Cheapflights users on 12/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:40 amMIA - LGW
2 stops19h 15mMultiple Airlines
Wed 1/281:00 pmLGW - MIA
1 stop15h 59mMultiple Airlines
Deal found 12/14$747
This Kiwi.com deal was found by Cheapflights users on 12/12. 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 12/249:24 pmMIA - LGW
2 stops38h 01mMultiple Airlines
Tue 1/208:30 amLGW - MIA
1 stop15h 25mMultiple Airlines
Deal found 12/12$813
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Thu 12/259:35 pmMIA - LGW
2 stops37h 50mMultiple Airlines
Tue 1/208:30 amLGW - MIA
1 stop15h 25mMultiple Airlines
Deal found 12/12$814

Find 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 December 15, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$593
(Cheapflightsfares)

One-way from

$388
(TAP AIR PORTUGAL)

Popular in

December

Cheapest in

August

Average price

$1,024
Provider with most accurate pricing for Miami-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-London (LON) flights.
Search Deals
From Key Largo to London Gatwick
Search Deals
One-way flight from Key Largo to London Gatwick
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 15, 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

Sun 3/15

6:15 pm-10:55 am

1 stop12h 40m

London Gatwick

Wed 4/1

3:40 pm-9:55 pm

1 stop35h 15m

$623

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 2/9

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Mon 2/23

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 2/24

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Wed 3/4

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Wed 2/4

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Fri 2/13

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 2/10

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Mon 2/23

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 2/9

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Mon 2/16

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 2/10

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Wed 2/25

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 2/23

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Wed 3/4

10:00 am-7:30 pm

1 stop14h 30m

$625

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 2/9

4:35 pm-9:50 am

1 stop12h 15m

London Gatwick

Wed 2/18

10:40 am-9:50 pm

1 stop16h 10m

$646

MiamiLondon

MIA - LGW

MIALGW

Miami

Wed 3/4

9:45 pm-4:25 pm

1 stop13h 40m

London Gatwick

Fri 3/13

10:00 am-8:30 pm

1 stop14h 30m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 22 results
1
2
3

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 December 12, 2025.

Booking 41 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, August is the cheapest month in which you can book a flight from Key Largo to London Gatwick Airport (average of $318). Flying from Key Largo to London Gatwick Airport in December is currently the most expensive (average of $639). 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 December 15, 2025.

It’s typically best to fly out from Key Largo to London Gatwick Airport in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

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 December 16, 2024.

Travelers seeking maximum savings on their Key Largo to London Gatwick Airport flight should consider departing on Wednesday mornings 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.

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 December 15, 2025.
Get a feel of what it's like to fly with American Airlines, Norse Atlantic UK, and British Airways 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.
American Airlines
7.2
Good
11,048 reviews

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
American Airlines
7.2
Good
11,048 reviews
American Airlines
7.2
Good
11,048 reviews

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
Norse Atlantic UK
7.2
Good
American Airlines
7.2
Good
11,048 reviews

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
British Airways
6.7
Okay
7,580 reviews
American Airlines
7.2
Good
11,048 reviews

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

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.

  • How long is the flight from Key Largo to London Gatwick Airport?

    Icelandair and Air Europa can get you from Key Largo to London Gatwick Airport in just under 12h 40m. Your travel time can differ by up to 1h. Airlines will cover a distance of 4430 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Key Largo to London Gatwick Airport one-way?

    For one-way options, check prices for Norse Atlantic UK. According to our data, you can fly for as low as $139. Users have also found prices from $163 and $253 on TAP AIR PORTUGAL and A.P.G., respectively.

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

    Looking at all options, your cheapest flight can be booked for $193. While the most popular route (Miami - London Gatwick) can be booked for $368 on average, our data indicates $1,438 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, August is the cheapest month in which you can book a flight from Key Largo to London Gatwick Airport (average of $318). Flying from Key Largo to London Gatwick Airport in December is currently the most expensive (average of $639). 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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Key Largo to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
Orlando to Heathrow flights
Miami to Heathrow flights
Tampa to Heathrow flights
Orlando to Gatwick flights
Miami to Gatwick flights
Miami to London City flights
Tampa to Gatwick flights
Miami to Stansted flights
Orlando to London City flights
Tampa to London City flights
Orlando to Stansted flights
Fort Lauderdale to Heathrow flights
Miami to Luton flights
Fort Lauderdale to Gatwick flights
Tampa to Stansted flights
Orlando to Luton flights
Jacksonville to Heathrow flights
West Palm Beach to Heathrow flights
Jacksonville to Gatwick flights
Pensacola to Heathrow flights
West Palm Beach to Gatwick flights
Fort Myers to Heathrow flights
Jacksonville to London City flights
Tampa to Luton flights
Sarasota to Heathrow flights
Fort Myers to Gatwick flights
Tallahassee to Heathrow flights
Pensacola to Gatwick flights
Panama City to Heathrow flights
Valparaiso to Heathrow flights
Fort Lauderdale to London City flights
Melbourne to Heathrow flights
Pensacola to London City flights
Daytona Beach to Heathrow flights
Tallahassee to Gatwick flights
Sarasota to Gatwick flights
Fort Myers to London City flights
West Palm Beach to London City flights
Gainesville to Heathrow flights
Fort Lauderdale to Luton flights
Fort Lauderdale to Stansted flights
Tallahassee to London City flights
Key West to Heathrow flights
Valparaiso to London City flights
Valdosta to Heathrow flights
Fort Myers to Stansted flights
Key West to Gatwick flights
Valparaiso to Gatwick flights
Miami to Southend flights
Daytona Beach to Gatwick flights

Top 3 airlines flying from Key Largo to Gatwick

Discover the top 3 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$347Average$555FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$358Average$584FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$547Average$753FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.