How long is the flight from London to Key West?

For as low as £480, Virgin Atlantic can have you in Key West from London in 15h 21m. 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 £454, 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 25% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 inches per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

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 City - Key West or London Gatwick - Key West.

What are the most popular airlines that fly from London to Key West?

When booking a flight from London to Key West, you may want to consider flying on Virgin Atlantic, British Airways or American Airlines as they are the most popular for this route.

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.

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.

£307+ Flights from London to Key West

Cheap flight deals from London to Key West

Enter your travel dates to find the best prices.

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 9 December 2025.

Wed 8/409:20LHR - EYW

1 stop15h 21mVirgin Atlantic

Mon 13/418:00EYW - LHR

1 stop14h 30mVirgin Atlantic

Deal found 8/12£480

Tue 7/406:30LHR - EYW

2 stops15h 58mDelta

Mon 13/418:00EYW - LHR

1 stop14h 30mDelta

Deal found 8/12£495

Wed 21/111:15LHR - EYW

1 stop12h 55mBritish Airways

Wed 28/113:33EYW - LHR

1 stop16h 57mBritish Airways

Deal found 7/12£496

Wed 21/113:35LHR - EYW

2 stops31h 47mUnited Airlines

Wed 28/114:25EYW - LHR

1 stop13h 45mUnited Airlines

Deal found 7/12£497

Thu 5/214:00LGW - EYW

2 stops28h 30mMultiple Airlines

Sun 8/212:51EYW - LGW

3 stops26h 44mMultiple Airlines

Deal found 8/12£598

Tue 7/409:20LHR - EYW

1 stop15h 21mVirgin Atlantic

Mon 13/418:00EYW - LHR

1 stop14h 30mVirgin Atlantic

Deal found 8/12£480

Wed 8/406:30LHR - EYW

2 stops15h 58mDelta

Mon 13/418:00EYW - LHR

1 stop14h 30mDelta

Deal found 7/12£495

Fri 6/206:15LHR - EYW

2 stops17h 55mBritish Airways

Mon 9/219:45EYW - LHR

2 stops15h 20mBritish Airways

Deal found 7/12£516

Tue 6/117:50LCY - EYW

2 stops30h 50mKLM

Tue 20/118:06EYW - LCY

2 stops17h 29mKLM

Deal found 7/12£1,097

Tue 6/114:40LHR - EYW

2 stops34h 00mVirgin Atlantic

Tue 20/118:06EYW - LHR

2 stops31h 39mVirgin Atlantic

Deal found 7/12£508

Thu 5/206:20LHR - EYW

2 stops18h 20mDelta

Sun 8/212:20EYW - LHR

1 stop14h 30mDelta

Deal found 8/12£526

Wed 4/207:50LCY - EYW

2 stops21h 06mBritish Airways

Sun 8/213:33EYW - LCY

2 stops20h 02mBritish Airways

Deal found 5/12£552

Tue 3/318:55LCY - EYW

2 stops29h 47mVirgin Atlantic

Thu 12/311:55EYW - LCY

2 stops15h 20mVirgin Atlantic

Deal found 6/12£533

Thu 5/207:45LCY - EYW

2 stops16h 55mDelta

Sun 8/212:20EYW - LCY

2 stops13h 55mDelta

Deal found 8/12£582

Wed 8/414:00LGW - EYW

1 stop24h 06mMultiple Airlines

Mon 13/411:04EYW - LGW

2 stops22h 36mMultiple Airlines

Deal found 8/12£765

Wed 8/419:15LCY - EYW

2 stops28h 06mBritish Airways

Mon 13/419:34EYW - LCY

2 stops39h 56mBritish Airways

Deal found 6/12£778

Tue 7/410:00LCY - EYW

2 stops36h 28mVirgin Atlantic

Mon 13/418:00EYW - LCY

2 stops17h 40mVirgin Atlantic

Deal found 8/12£727

Tue 7/414:00LGW - EYW

2 stops26h 30mMultiple Airlines

Mon 13/413:06EYW - LGW

1 stop15h 54mMultiple Airlines

Deal found 8/12£936

Wed 21/118:05LCY - EYW

2 stops47h 00mMultiple Airlines

Wed 28/113:00EYW - LCY

2 stops27h 30mMultiple Airlines

Deal found 7/12£1,060

Sun 4/114:10LGW - EYW

1 stop27h 20mMultiple Airlines

Sun 11/110:06EYW - LGW

1 stop18h 54mMultiple Airlines

Deal found 7/12£1,078

Fri 6/211:45LGW - EYW

2 stops36h 07mBritish Airways

Mon 9/219:45EYW - LGW

2 stops42h 15mBritish Airways

Deal found 6/12£1,378

Sun 4/120:05LCY - EYW

2 stops50h 06mKLM

Sun 11/118:06EYW - LCY

2 stops32h 09mKLM

Deal found 7/12£1,955

Tue 6/117:50LCY - EYW

2 stops30h 50mMultiple Airlines

Sun 11/112:24EYW - LCY

2 stops16h 06mMultiple Airlines

Deal found 7/12£1,407

Tue 7/420:15LCY - EYW

2 stops50h 13mKLM

Mon 13/418:00EYW - LCY

2 stops18h 20mKLM

Deal found 8/12£4,164

Last-minute flights from London to Key West
Discover last-minute flight deals from London to Key West. Data last updated 9 December 2025 and is based on user searches.

Sun 4/110:45LHR - EYW

1 stop15h 13mVirgin Atlantic

Sun 11/118:06EYW - LHR

1 stop31h 19mVirgin Atlantic

Deal found 7/12£904

Sun 4/114:10LGW - EYW

1 stop27h 20mMultiple Airlines

Sun 11/110:06EYW - LGW

1 stop18h 54mMultiple Airlines

Deal found 7/12£1,078

Tue 6/114:40LHR - EYW

2 stops34h 00mVirgin Atlantic

Tue 20/118:06EYW - LHR

2 stops31h 39mVirgin Atlantic

Deal found 7/12£508

Tue 6/114:40LHR - EYW

2 stops34h 00mVirgin Atlantic

Sun 11/118:06EYW - LHR

1 stop31h 19mVirgin Atlantic

Deal found 7/12£524

Tue 6/113:25LHR - EYW

2 stops31h 57mUnited Airlines

Sun 11/118:05EYW - LHR

2 stops56h 50mUnited Airlines

Deal found 7/12£551

Tue 6/118:00LHR - EYW

2 stops24h 30mMultiple Airlines

Sun 11/112:51EYW - LHR

3 stops28h 49mMultiple Airlines

Deal found 7/12£839

Tue 6/113:00LGW - EYW

2 stops29h 30mMultiple Airlines

Sun 11/110:06EYW - LGW

1 stop18h 54mMultiple Airlines

Deal found 7/12£911

Tue 6/117:50LCY - EYW

2 stops30h 50mKLM

Tue 20/118:06EYW - LCY

2 stops17h 29mKLM

Deal found 7/12£1,097

Tue 6/117:50LCY - EYW

2 stops30h 50mMultiple Airlines

Sun 11/112:24EYW - LCY

2 stops16h 06mMultiple Airlines

Deal found 7/12£1,407

Wed 21/111:15LHR - EYW

1 stop12h 55mBritish Airways

Wed 28/113:33EYW - LHR

1 stop16h 57mBritish Airways

Deal found 7/12£496

Wed 21/113:35LHR - EYW

2 stops31h 47mUnited Airlines

Wed 28/114:25EYW - LHR

2 stops15h 25mUnited Airlines

Deal found 7/12£497

Wed 21/118:05LCY - EYW

2 stops47h 00mMultiple Airlines

Wed 28/113:00EYW - LCY

2 stops27h 30mMultiple Airlines

Deal found 7/12£1,060

One-way flights from London to Key West
Search for one-way flight options from London to Key West. Find affordable one-way fares based on user searches. Data last updated 9 December 2025.

Thu 5/214:00LGW - EYW

1 stop27h 26mMultiple Airlines

Deal found 8/12£307

Thu 5/211:45LGW - EYW

2 stops17h 11mBritish Airways

Deal found 8/12£347

Thu 5/209:15LHR - EYW

2 stops19h 41mBritish Airways

Deal found 8/12£349

Thu 5/207:50LCY - EYW

2 stops21h 06mBritish Airways

Deal found 8/12£356

Find flight deals from London to Key West

Round-trip from	£476
One-way from	£307
Popular in	December
Cheapest in	November
Average price	£791

British Airways
20/1-27/1
3 total stops
30h 28m total
London to Key West

Search Deals

5/2
1 total stop
27h 26m total
London to Key West

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 8/4

09:20-19:41

1 stop15h 21m

Key West

Mon 13/4

18:00-13:30

1 stop14h 30m

£480

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 7/4

09:20-19:41

1 stop15h 21m

Key West

Mon 13/4

18:00-13:30

1 stop14h 30m

£480

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 7/4

06:30-17:28

2 stops15h 58m

Key West

Mon 13/4

18:00-13:30

1 stop14h 30m

£495

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 8/4

06:30-17:28

2 stops15h 58m

Key West

Mon 13/4

18:00-13:30

1 stop14h 30m

£495

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 21/1

11:15-19:10

1 stop12h 55m

Key West

Wed 28/1

13:33-11:30

1 stop16h 57m

£496

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 21/1

13:35-16:22

2 stops31h 47m

Key West

Wed 28/1

14:25-09:10

1 stop13h 45m

£497

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 6/1

14:40-19:40

2 stops34h 00m

Key West

Tue 20/1

18:06-06:45

2 stops31h 39m

£508

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 6/2

06:15-19:10

2 stops17h 55m

Key West

Mon 9/2

19:45-16:05

2 stops15h 20m

£516

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Thu 5/2

06:20-19:40

2 stops18h 20m

Key West

Sun 8/2

12:20-07:50

1 stop14h 30m

£526

LondonKey West

LCY - EYW

LCYEYW

London City

Tue 3/3

18:55-19:42

2 stops29h 47m

Key West

Thu 12/3

11:55-07:15

2 stops15h 20m

£533

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 28 results

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

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 £442). Flying from London to Key West in July is currently the most expensive (average of £632). 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?

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.

What’s the top stopover airport for flights from London to Key West?

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?

Charlotte (CLT) is the most affordable one-stop option, with an average return flight price of £545.

What’s the fastest stopover option from London to Key West?

Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 13h 24m.

Which airport typically offers the quickest stopover for flights from London to Key West?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 28m.

Reviews of airlines servicing Key West

Check out reviews from past customers who have flown with KLM, Finnair, andVirgin Atlantic 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.

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,431 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Finnair

7.6

Good

1,334 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Virgin Atlantic

7.5

Good

675 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,569 reviews

KLM

7.7

Good

1,431 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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 £480, Virgin Atlantic can have you in Key West from London in 15h 21m. 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 £454, 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 25% 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 City - Key West or London Gatwick - 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 £442). Flying from London to Key West in July is currently the most expensive (average of £632). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from London to Key West

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£454	Average£545	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£495	Average£795	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
American Airlines	Cheapest£520	Average£560	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

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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Cheap flights from London to Key West from £307

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Key West

Best flights from London to Key WestDiscover 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 9 December 2025.

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 9 December 2025.

Find flight deals from London to Key West

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Key West that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from London to Key West

What is the cheapest month to book a flight from London to Key West?

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 9 December 2025.

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.

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.

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.

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.

Reviews of airlines servicing Key West

Check out reviews from past customers who have flown with KLM, Finnair, andVirgin Atlantic 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.

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?

How long is the flight from London to Key West?

What are the cheapest airlines flying from London to Key West round-trip?

What are the most popular routes from London to Key West?

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

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

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

What is the cheapest month to book a flight from London to Key West?

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 London to Key West

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

Top 3 airlines flying from London to Key West

Fly with Cheapflights

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?

Why should you use Cheapflights to find cheap flight tickets from London to Key West?

Can Cheapflights find flights from London to Key West with no change fees?

Can Cheapflights notify me if prices for flights from London to Key West become cheaper?

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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 9 December 2025.