This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — EYW
7 dic — 14 dic1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Key West are usually found in September or February, booked 80 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Find flight deals from London to Key West
Enter your travel dates to find the best prices.
Cheapest flights from London to Key West
Explore the most affordable flight options available from London to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 novembre 2025.
mer 12/1109:20LHR - EYW
1 stop31h 33mJetBlue
lun 17/1112:45EYW - LHR
1 stop13h 10mJetBlue
Deal found 4/11£642
mer 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
lun 17/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 4/11£697
mer 12/1110:45LHR - EYW
1 stop14h 08mVirgin Atlantic
gio 20/1112:26EYW - LHR
1 stop15h 34mVirgin Atlantic
Deal found 5/11£724
mer 12/1106:30LHR - EYW
2 stops15h 53mVirgin Atlantic
lun 17/1107:40EYW - LHR
1 stop20h 20mVirgin Atlantic
Deal found 4/11£725
mer 12/1106:20LHR - EYW
2 stops18h 33mMultiple Airlines
gio 20/1112:26EYW - LHR
1 stop14h 24mMultiple Airlines
Deal found 5/11£740
mer 12/1109:45LHR - EYW
1 stop14h 38mBritish Airways
lun 17/1116:10EYW - LHR
1 stop14h 55mBritish Airways
Deal found 4/11£755
mer 12/1116:20LHR - EYW
2 stops27h 59mUnited Airlines
gio 20/1115:00EYW - LHR
2 stops16h 50mUnited Airlines
Deal found 5/11£761
mer 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
gio 20/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 5/11£765
mer 12/1110:15LHR - EYW
2 stops16h 33mAmerican Airlines
lun 17/1112:00EYW - LHR
1 stop13h 50mAmerican Airlines
Deal found 4/11£767
mer 12/1107:45LCY - EYW
2 stops17h 08mDelta
lun 17/1112:26EYW - LCY
2 stops13h 49mDelta
Deal found 4/11£776
gio 13/1109:20LCY - EYW
2 stops37h 03mDelta
lun 17/1112:26EYW - LCY
2 stops15h 24mDelta
Deal found 4/11£788
mer 12/1109:50LCY - EYW
3 stops34h 29mMultiple Airlines
lun 17/1116:00EYW - LCY
2 stops39h 55mMultiple Airlines
Deal found 4/11£823
Best flights from London to Key West
Discover carefully curated flight deals from London to Key West that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 novembre 2025.
gio 12/311:20LGW - EYW
2 stops33h 09mAmerican Airlines
lun 16/320:01EYW - LGW
2 stops31h 29mAmerican Airlines
Deal found 5/11£495
dom 1/206:30LHR - EYW
2 stops18h 12mVirgin Atlantic
mar 31/318:00EYW - LHR
1 stop14h 30mVirgin Atlantic
Deal found 6/11£502
ven 6/319:40LHR - EYW
2 stops28h 15mBritish Airways
mar 10/320:01EYW - LHR
1 stop12h 04mBritish Airways
Deal found 5/11£506
dom 1/217:35LHR - EYW
2 stops28h 38mDelta
mar 31/307:00EYW - LHR
2 stops19h 15mDelta
Deal found 6/11£513
mer 8/409:40LHR - EYW
2 stops15h 04mVirgin Atlantic
lun 13/418:00EYW - LHR
1 stop12h 10mVirgin Atlantic
Deal found 6/11£508
ven 6/306:15LHR - EYW
2 stops18h 09mAmerican Airlines
mar 10/313:59EYW - LHR
2 stops15h 16mAmerican Airlines
Deal found 6/11£520
ven 6/308:55LHR - EYW
1 stop15h 47mVirgin Atlantic
mar 10/311:45EYW - LHR
1 stop16h 05mVirgin Atlantic
Deal found 5/11£515
mer 8/416:25LGW - EYW
2 stops47h 56mTAP AIR PORTUGAL
lun 13/412:07EYW - LGW
2 stops27h 18mTAP AIR PORTUGAL
Deal found 5/11£1,652
mer 8/419:20LCY - EYW
2 stops31h 51mMultiple Airlines
lun 13/407:00EYW - LCY
2 stops24h 30mMultiple Airlines
Deal found 6/11£2,829
mer 8/411:35LGW - EYW
2 stops28h 18mMultiple Airlines
lun 13/412:07EYW - LGW
2 stops27h 18mMultiple Airlines
Deal found 6/11£3,597
Last-minute flights from London to Key West
Discover last-minute flight deals from London to Key West. Data last updated 7 novembre 2025 and is based on user searches.
mer 12/1109:20LHR - EYW
1 stop31h 33mJetBlue
lun 17/1112:45EYW - LHR
1 stop13h 10mJetBlue
Deal found 4/11£642
mer 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
lun 17/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 4/11£697
mer 12/1110:45LHR - EYW
1 stop14h 08mVirgin Atlantic
gio 20/1112:26EYW - LHR
1 stop15h 34mVirgin Atlantic
Deal found 5/11£724
mer 12/1106:30LHR - EYW
2 stops15h 53mVirgin Atlantic
lun 17/1112:26EYW - LHR
2 stops16h 49mVirgin Atlantic
Deal found 4/11£725
mer 12/1106:20LHR - EYW
2 stops18h 33mMultiple Airlines
gio 20/1112:26EYW - LHR
1 stop14h 24mMultiple Airlines
Deal found 5/11£740
mer 12/1109:45LHR - EYW
1 stop14h 38mBritish Airways
lun 17/1116:10EYW - LHR
1 stop14h 55mBritish Airways
Deal found 4/11£755
mer 12/1116:20LHR - EYW
2 stops27h 59mUnited Airlines
gio 20/1115:00EYW - LHR
2 stops16h 50mUnited Airlines
Deal found 5/11£761
mer 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
gio 20/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 5/11£765
mer 12/1110:15LHR - EYW
2 stops16h 33mAmerican Airlines
lun 17/1112:00EYW - LHR
1 stop13h 50mAmerican Airlines
Deal found 4/11£767
mer 12/1107:45LCY - EYW
2 stops17h 08mDelta
lun 17/1112:26EYW - LCY
2 stops13h 49mDelta
Deal found 4/11£776
mer 12/1109:50LCY - EYW
3 stops34h 29mMultiple Airlines
lun 17/1116:00EYW - LCY
2 stops39h 55mMultiple Airlines
Deal found 4/11£823
gio 13/1109:20LCY - EYW
2 stops37h 03mDelta
lun 17/1112:26EYW - LCY
2 stops15h 24mDelta
Deal found 4/11£788
Cheap flight deals from London to Key West
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Key West (EYW). 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 7 novembre 2025.
Customise your flight search to find flights from London to Key West 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 7 novembre 2025.
Use the filters below to find and compare flights from London to Key West that are best for you.
Fly from
London
Fly to
Key West
Route
Depart
Return
Price
LondonKey West
LGW - EYW
LGWEYW
London Gatwick
gio 12/3
11:20-16:29
2 stops33h 09m
Key West
lun 16/3
20:01-07:30
2 stops31h 29m
£495
LondonKey West
LHR - EYW
LHREYW
London Heathrow
dom 1/2
06:30-19:42
2 stops18h 12m
Key West
mar 31/3
18:00-13:30
1 stop14h 30m
£502
LondonKey West
LHR - EYW
LHREYW
London Heathrow
ven 6/3
19:40-18:55
2 stops28h 15m
Key West
mar 10/3
20:01-12:05
1 stop12h 04m
£506
LondonKey West
LHR - EYW
LHREYW
London Heathrow
mer 8/4
09:40-19:44
2 stops15h 04m
Key West
lun 13/4
18:00-11:10
1 stop12h 10m
£508
LondonKey West
LHR - EYW
LHREYW
London Heathrow
dom 1/2
17:35-17:13
2 stops28h 38m
Key West
mar 31/3
07:00-07:15
2 stops19h 15m
£513
LondonKey West
LHR - EYW
LHREYW
London Heathrow
ven 6/3
08:55-19:42
1 stop15h 47m
Key West
mar 10/3
11:45-07:50
1 stop16h 05m
£515
LondonKey West
LHR - EYW
LHREYW
London Heathrow
ven 6/3
06:15-19:24
2 stops18h 09m
Key West
mar 10/3
13:59-09:15
2 stops15h 16m
£520
LondonKey West
LGW - EYW
LGWEYW
London Gatwick
mer 8/4
16:25-11:21
2 stops47h 56m
Key West
lun 13/4
12:07-20:25
2 stops27h 18m
£1,652
LondonKey West
LCY - EYW
LCYEYW
London City
mer 8/4
19:20-22:11
2 stops31h 51m
Key West
lun 13/4
07:00-12:30
2 stops24h 30m
£2,829
LondonKey West
LGW - EYW
LGWEYW
London Gatwick
mer 8/4
11:35-10:53
2 stops28h 18m
Key West
lun 13/4
12:07-20:25
2 stops27h 18m
£3,597
Flights are sorted by cheapest return flights first.
Deals found on 5/11
Best time to book a flight from London to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from London 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 to Key West
How far ahead should I book a flight from London to Key West?
Use this chart to determine the optimal time to book a return flight from London to Key West. Price data was last updated on 31 October 2025.
The price you pay for your flight from London to Key West may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London to Key West?
Currently, March is the cheapest month in which you can book a flight from London to Key West (average of £446). Flying from London to Key West in July is currently the most expensive (average of £655). 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 LON to EYW?
Find hourly flight availability from London to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 novembre 2025.
It’s optimal to fly from London to Key West at midday. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the evening.
How much does it cost for a return flight from London to Key West?
What’s the top stopover airport for flights from London to Key West?
Share of one-stop return flights from London to Key West chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Atlanta (ATL) – chosen by Cheapflights users on 55% of one-stop itineraries from London to Key West on Cheapflights.
What’s the cheapest stopover airport for flights from London to Key West?
Average return fare for one-stop flights from London to Key West, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Charlotte (CLT) is the most affordable one-stop option, with an average return flight price of £555.
What’s the fastest stopover option from London to Key West?
Shortest average travel time for one-stop one-way flights from London to Key West, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Miami (MIA) have the shortest average one-way travel time for one-stop routes: 13h 30m.
Which airport typically offers the quickest stopover for flights from London to Key West?
Average stopover duration for one-stop one-way flights from London to Key West, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 59m.
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 West. Reviews last updated 7 novembre 2025.
Check out reviews from past customers who have flown with Finnair, Virgin Atlantic, andBritish Airways from London to Key West to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Related info for your journey
Find useful and relevant information for your journey from London to Key West. 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 into for flights to Key West from London?
Key West (EYW), located 2.6 mi from the city center, is the airport you fly into when you book flights from London to Key West. 3 airlines have flights to Key West from London on a regular basis. Booking flights from London to Key West should not be difficult; the airport handles an average of 0 inbound flights from London per day.
How long is the flight from London to Key West?
For as low as £502, American Airlines can have you in Key West from London in 18h 12m. The distance from London to Key West is about 4539 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London to Key West round-trip?
British Airways, at £462, was found to be the cheapest airline from London to Key West.Alternate airlines flying return to your destination include Virgin Atlantic and American Airlines. These flights start at 27% lower than the current average price 3 months from now.
What are the most popular routes from London to Key West?
The most popular route from London to Key West is London Heathrow - Key West. You may also consider London Gatwick - Key West or London City - Key West.
Can I find deals for flights from London to Key West that include hotel bookings?
Yes. In addition to deals on London to Key West flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Key West.
Can I find deals for business class flights from London to Key West?
Yes. Cheapflights offers flight deals from London to Key West 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 London to Key West?
Currently, March is the cheapest month in which you can book a flight from London to Key West (average of £446). Flying from London to Key West in July is currently the most expensive (average of £655). 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.
Discover the top 3 airlines that operate flights from London to Key West. 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 7 novembre 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Key West?
Cheapflights helps you search for flights from London to Key West via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from London to Key West?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Key West from London.
Can Cheapflights find flights from London to Key West with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Key West flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from London to Key West become cheaper?
Of course! You can now track prices for flights from London to Key West and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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