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$594+ Cheap flights from Key West (EYW) to London (LON)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — LON
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Key West to London

Best flights from Key West to London
Discover carefully curated flight deals from Key West to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Fri 1/301:06 pmEYW - LGW
1 stop15h 54mMultiple Airlines
Fri 2/62:00 pmLGW - EYW
2 stops50h 56mMultiple Airlines
Deal found 12/15$594
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/301:33 pmEYW - LHR
1 stop13h 42mBritish Airways
Fri 2/66:05 amLHR - EYW
2 stops18h 05mBritish Airways
Deal found 12/15$627
This Virgin Atlantic deal was found by Cheapflights users on 12/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3012:20 pmEYW - LHR
2 stops14h 45mVirgin Atlantic
Fri 2/66:30 amLHR - EYW
2 stops18h 10mVirgin Atlantic
Deal found 12/15$634
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Sun 1/254:04 pmEYW - LHR
1 stop12h 11mAmerican Airlines
Sun 2/19:45 amLHR - EYW
1 stop19h 11mAmerican Airlines
Deal found 12/16$657
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/302:25 pmEYW - LHR
1 stop13h 00mUnited Airlines
Tue 2/312:05 pmLHR - EYW
1 stop33h 17mUnited Airlines
Deal found 12/15$662
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/17:45 pmEYW - LHR
1 stop31h 50mBritish Airways
Tue 2/106:00 amLHR - EYW
2 stops18h 10mBritish Airways
Deal found 12/16$632
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/254:37 pmEYW - LHR
1 stop33h 13mBritish Airways
Sun 2/15:05 pmLHR - EYW
2 stops35h 51mBritish Airways
Deal found 12/16$641
This British Airways deal was found by Cheapflights users on 12/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/251:33 pmEYW - LGW
2 stops24h 27mBritish Airways
Sun 2/111:45 amLGW - EYW
2 stops17h 11mBritish Airways
Deal found 12/16$847
This British Airways deal was found by Cheapflights users on 12/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/231:33 pmEYW - LGW
2 stops24h 27mBritish Airways
Tue 1/277:40 pmLGW - EYW
2 stops33h 16mBritish Airways
Deal found 12/17$1,026
This Priceline deal was found by Cheapflights users on 12/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/301:33 pmEYW - LGW
2 stops16h 17mBritish Airways
Fri 2/611:45 amLGW - EYW
2 stops17h 11mBritish Airways
Deal found 12/15$1,213
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/11:33 pmEYW - LGW
2 stops16h 17mBritish Airways
Tue 2/1011:45 amLGW - EYW
2 stops17h 11mBritish Airways
Deal found 12/16$1,554

Find flight deals from Key West to London

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$594
(Kiwi.com)
Provider with most accurate pricing for Key West-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-London (LON) flights.
Search Deals
From Key West to London (LON)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key West to London 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 18, 2025.
Use the filters below to find and compare flights from Key West to London that are best for you.

Fly from

Key West

Fly to

London

Route

Depart

Return

Price

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 1/30

1:06 pm-10:00 am

1 stop15h 54m

London Gatwick

Fri 2/6

2:00 pm-11:56 am

2 stops50h 56m

$594

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 1/30

1:33 pm-8:15 am

1 stop13h 42m

London Heathrow

Fri 2/6

6:05 am-7:10 pm

2 stops18h 05m

$627

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 2/1

7:45 pm-8:35 am

1 stop31h 50m

London Heathrow

Tue 2/10

6:00 am-7:10 pm

2 stops18h 10m

$632

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 1/30

12:20 pm-8:05 am

2 stops14h 45m

London Heathrow

Fri 2/6

6:30 am-7:40 pm

2 stops18h 10m

$634

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/25

4:37 pm-6:50 am

1 stop33h 13m

London Heathrow

Sun 2/1

5:05 pm-11:56 pm

2 stops35h 51m

$641

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/25

4:04 pm-9:15 am

1 stop12h 11m

London Heathrow

Sun 2/1

9:45 am-11:56 pm

1 stop19h 11m

$657

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 1/30

2:25 pm-8:25 am

1 stop13h 00m

London Heathrow

Tue 2/3

12:05 pm-4:22 pm

1 stop33h 17m

$662

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 1/25

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Sun 2/1

11:45 am-11:56 pm

2 stops17h 11m

$847

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 1/23

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Tue 1/27

7:40 pm-11:56 pm

2 stops33h 16m

$1,026

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 1/30

1:33 pm-10:50 am

2 stops16h 17m

London Gatwick

Fri 2/6

11:45 am-11:56 pm

2 stops17h 11m

$1,213

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 11 results
1
2

Compare providers for flights from Key West to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Key West to London in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Key West-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Key West-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Key West-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Key West-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Key West-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Key West to London

Have a flexible travel schedule? Discover the best time to fly to London from Key West 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 West to London
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 18, 2025.
Get a feel of what it's like to fly with American Airlines from Key West to London 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
11,055 reviews

Crew

8.0

Boarding

7.5

Food

6.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
11,055 reviews
American Airlines
7.2
Good
11,055 reviews

Crew

8.0

Boarding

7.5

Food

6.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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 West to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Key West to London?

    Key West (EYW), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Key West to London. 0 airlines have flights from Key West to London on a regular basis. Booking flights from Key West to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Key West to London?

    Departing from Key West to London will take you 13h 42m. Key West and London are separated by a distance of 4539 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Key West to London that include hotel bookings?

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

  • How can I find direct flights from Key West to London?

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

  • Can I find deals for business class flights from Key West to London?

    Yes. Cheapflights offers flight deals from Key West to London 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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