How long is the flight from Key West to London?

For as low as £502, American Airlines can have you in London from Key West in 14h 20m. Airlines will cover a distance of 4539 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Key West to London one-way?

For one-way options, check prices for British Airways. According to our data, you can fly for as low as £1,874. Users have also found prices from £2,071 and £2,380 on TAP AIR PORTUGAL and Delta, respectively.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from EYW to LON?

When flying from Key West to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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 holiday 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.

£487+ Flights from Key West to London

Cheap flight deals from Key West to London

Round-trip from	£502

American Airlines
7/12-14/12
2 total stops
29h 20m total
Key West to London

Search Deals

Find flight deals from Key West to London

Enter your travel dates to find the best prices.

Cheapest flights from Key West to London
Explore the most affordable flight options available from Key West to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Thu 16/1012:22EYW - LHR

1 stop13h 53mDelta

Thu 23/1012:25LHR - EYW

2 stops28h 02mDelta

Deal found 15/10£487

Thu 16/1018:17EYW - LHR

1 stop14h 13mAir France

Thu 23/1015:15LHR - EYW

1 stop31h 06mAir France

Deal found 15/10£488

Sun 7/1216:10EYW - LHR

1 stop14h 20mAmerican Airlines

Sun 14/1211:45LHR - EYW

1 stop15h 00mAmerican Airlines

Deal found 16/10£502

Sun 7/1207:40EYW - LHR

1 stop17h 45mDelta

Sun 14/1206:30LHR - EYW

2 stops18h 36mDelta

Deal found 16/10£517

Sun 7/1212:20EYW - LGW

2 stops40h 40mMultiple Airlines

Sun 14/1214:10LGW - EYW

1 stop23h 05mMultiple Airlines

Deal found 16/10£587

Tue 28/1014:48EYW - LHR

1 stop14h 22mUnited Airlines

Fri 31/1016:20LHR - EYW

2 stops25h 44mUnited Airlines

Deal found 15/10£1,130

Tue 28/1013:57EYW - LHR

2 stops15h 38mDelta

Fri 31/1006:30LHR - EYW

2 stops17h 36mDelta

Deal found 15/10£1,222

Tue 28/1016:00EYW - LGW

2 stops45h 50mMultiple Airlines

Fri 31/1021:25LGW - EYW

3 stops46h 54mMultiple Airlines

Deal found 15/10£1,508

Tue 21/1018:17EYW - LHR

1 stop14h 13mDelta

Fri 24/1006:30LHR - EYW

2 stops15h 51mDelta

Deal found 15/10£1,631

Tue 21/1015:12EYW - LHR

1 stop13h 08mUnited Airlines

Fri 24/1016:40LHR - EYW

2 stops26h 49mUnited Airlines

Deal found 15/10£2,316

Tue 21/1017:47EYW - LHR

1 stop10h 38mBritish Airways

Fri 24/1013:40LHR - EYW

1 stop32h 36mBritish Airways

Deal found 15/10£2,569

Best flights from Key West to London
Discover carefully curated flight deals from Key West to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2025.

Sun 7/1216:10EYW - LHR

1 stop14h 20mAmerican Airlines

Sun 14/1211:45LHR - EYW

1 stop15h 00mAmerican Airlines

Deal found 16/10£502

Sun 7/1207:40EYW - LHR

1 stop17h 45mDelta

Sun 14/1206:30LHR - EYW

2 stops18h 36mDelta

Deal found 16/10£517

Fri 27/311:45EYW - LHR

2 stops15h 00mVirgin Atlantic

Tue 31/309:20LHR - EYW

1 stop15h 24mVirgin Atlantic

Deal found 15/10£578

Sun 7/1212:20EYW - LGW

2 stops40h 40mMultiple Airlines

Sun 14/1214:10LGW - EYW

1 stop23h 05mMultiple Airlines

Deal found 16/10£587

Fri 27/307:00EYW - LHR

1 stop22h 00mKLM

Tue 31/310:55LHR - EYW

1 stop13h 49mKLM

Deal found 16/10£613

Fri 27/316:53EYW - LHR

1 stop13h 22mUnited Airlines

Tue 31/311:05LHR - EYW

1 stop16h 06mUnited Airlines

Deal found 15/10£634

Fri 27/314:35EYW - LHR

1 stop13h 15mDelta

Tue 31/309:40LHR - EYW

2 stops15h 04mDelta

Deal found 14/10£647

Fri 27/313:59EYW - LGW

2 stops13h 31mAmerican Airlines

Tue 31/314:30LGW - EYW

2 stops25h 29mAmerican Airlines

Deal found 15/10£695

Tue 28/1013:57EYW - LHR

2 stops15h 38mDelta

Fri 31/1006:30LHR - EYW

2 stops17h 36mDelta

Deal found 15/10£1,222

Tue 28/1016:00EYW - LGW

2 stops45h 50mMultiple Airlines

Fri 31/1021:25LGW - EYW

3 stops46h 54mMultiple Airlines

Deal found 15/10£1,508

Last-minute flights from Key West to London
Discover last-minute flight deals from Key West to London. Data last updated 17 October 2025 and is based on user searches.

Thu 16/1012:22EYW - LHR

2 stops16h 53mDelta

Thu 23/1012:25LHR - EYW

2 stops28h 02mDelta

Deal found 15/10£487

Thu 16/1018:17EYW - LHR

1 stop14h 13mAir France

Thu 23/1015:15LHR - EYW

1 stop31h 06mAir France

Deal found 15/10£488

Tue 21/1018:17EYW - LHR

1 stop14h 13mDelta

Fri 24/1006:30LHR - EYW

2 stops15h 51mDelta

Deal found 15/10£1,631

Tue 21/1015:12EYW - LHR

1 stop13h 08mUnited Airlines

Fri 24/1016:40LHR - EYW

2 stops26h 49mUnited Airlines

Deal found 15/10£2,316

Tue 21/1017:47EYW - LHR

1 stop10h 38mBritish Airways

Fri 24/1013:40LHR - EYW

1 stop32h 36mBritish Airways

Deal found 15/10£2,569

Tue 28/1014:48EYW - LHR

1 stop14h 22mUnited Airlines

Fri 31/1016:20LHR - EYW

2 stops25h 44mUnited Airlines

Deal found 15/10£1,130

Tue 28/1013:57EYW - LHR

2 stops15h 38mDelta

Fri 31/1006:30LHR - EYW

2 stops17h 36mDelta

Deal found 15/10£1,222

Tue 28/1016:00EYW - LGW

2 stops45h 50mMultiple Airlines

Fri 31/1021:25LGW - EYW

3 stops46h 54mMultiple Airlines

Deal found 15/10£1,508

One-way flights from Key West to London
Search for one-way flight options from Key West to London. Find affordable one-way fares based on user searches. Data last updated 17 October 2025.

Thu 2/413:59EYW - LHR

2 stops12h 51mBritish Airways

Deal found 16/10£1,874

Wed 1/413:59EYW - LHR

1 stop11h 56mBritish Airways

Deal found 16/10£2,019

Wed 1/412:07EYW - LHR

2 stops24h 38mTAP AIR PORTUGAL

Deal found 16/10£2,071

Wed 1/412:07EYW - LGW

2 stops20h 53mTAP AIR PORTUGAL

Deal found 16/10£2,071

Fri 3/412:07EYW - LHR

1 stop13h 23mTAP AIR PORTUGAL

Deal found 16/10£2,078

Fri 3/411:45EYW - LHR

2 stops20h 25mDelta

Deal found 16/10£2,380

Thu 2/415:59EYW - LGW

2 stops13h 41mAmerican Airlines

Deal found 16/10£2,380

Thu 2/416:05EYW - LHR

3 stops24h 30mUnited Airlines

Deal found 16/10£2,384

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 7/12

16:10-11:30

1 stop14h 20m

London Heathrow

Sun 14/12

11:45-21:45

1 stop15h 00m

£502

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 7/12

07:40-06:25

1 stop17h 45m

London Heathrow

Sun 14/12

06:30-20:06

2 stops18h 36m

£517

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

11:45-06:45

2 stops15h 00m

London Heathrow

Tue 31/3

09:20-19:44

1 stop15h 24m

£578

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 7/12

12:20-10:00

2 stops40h 40m

London Gatwick

Sun 14/12

14:10-08:15

1 stop23h 05m

£587

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

07:00-09:00

1 stop22h 00m

London Heathrow

Tue 31/3

10:55-19:44

1 stop13h 49m

£613

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

16:53-10:15

1 stop13h 22m

London Heathrow

Tue 31/3

11:05-22:11

1 stop16h 06m

£634

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

14:35-07:50

1 stop13h 15m

London Heathrow

Tue 31/3

09:40-19:44

2 stops15h 04m

£647

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 27/3

13:59-07:30

2 stops13h 31m

London Gatwick

Tue 31/3

14:30-10:59

2 stops25h 29m

£695

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 28/10

13:57-09:35

2 stops15h 38m

London Heathrow

Fri 31/10

06:30-20:06

2 stops17h 36m

£1,222

Key WestLondon

EYW - LGW

EYWLGW

Key West

Tue 28/10

16:00-17:50

2 stops45h 50m

London Gatwick

Fri 31/10

21:25-16:19

3 stops46h 54m

£1,508

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 18 results

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 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 Key West to London

No data available for this route at this time. Please check back soon.

Related info for your journey

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?
For as low as £502, American Airlines can have you in London from Key West in 14h 20m. Airlines will cover a distance of 4539 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Key West to London one-way?
For one-way options, check prices for British Airways. According to our data, you can fly for as low as £1,874. Users have also found prices from £2,071 and £2,380 on TAP AIR PORTUGAL and Delta, respectively.
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 holiday 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.

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Deals for Key West to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to London from Key West by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to London from Key West shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Key West to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Key West to London from £487

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Key West to London

Round-trip from

Find flight deals from Key West to London

Cheapest flights from Key West to LondonExplore the most affordable flight options available from Key West to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Explore the most affordable flight options available from Key West to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

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?

How long is the flight from Key West to London?

What are the cheapest airlines to fly from Key West to London one-way?

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

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

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

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Key West to London

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

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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 Key West to London?

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

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

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

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Cheapest flights from Key West to London
Explore the most affordable flight options available from Key West to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.