How long is the flight from Key West to London?

For as low as £568, British Airways can have you in London from Key West in 12h 04m. Airlines will cover a distance of 4539 mi. This flight may include one or multiple stops.

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

Currently, January is the cheapest month in which you can book a flight from Key West to London (average of £112). Flying from Key West to London in August is currently the most expensive (average of £164). 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 day to fly from Key West to London?

Travellers seeking maximum savings on their Key West to London flight should consider departing on Sunday at midday when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 day to fly round-trip from Key West to London?

Saturday is generally a great day to depart. Flying on this day could help you save up to 101%.

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.

£391+ Flights from Key West to London

Cheap flight deals from Key West to London

Round-trip from	£530

British Airways
13/3-22/3
2 total stops
31h 35m total
Key West to London

Search Deals

Find flight deals from Key West to London

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 16 September 2025.

Wed 24/918:10EYW - LHR

1 stop14h 20mKLM

Thu 9/1009:20LHR - EYW

1 stop13h 01mKLM

Deal found 13/9£391

Wed 24/911:50EYW - LHR

2 stops15h 15mVirgin Atlantic

Thu 9/1009:20LHR - EYW

1 stop13h 01mVirgin Atlantic

Deal found 13/9£394

Wed 24/914:00EYW - LHR

2 stops17h 05mDelta

Thu 9/1020:25LHR - EYW

2 stops28h 41mDelta

Deal found 13/9£531

Thu 18/1212:22EYW - LHR

2 stops17h 58mUnited Airlines

Sat 27/1216:20LHR - EYW

1 stop24h 21mUnited Airlines

Deal found 14/9£863

Thu 18/1213:46EYW - LHR

1 stop12h 04mBritish Airways

Sat 27/1209:45LHR - EYW

1 stop14h 37mBritish Airways

Deal found 14/9£905

Thu 18/1216:03EYW - LHR

1 stop15h 02mBritish Airways

Fri 2/111:15LHR - EYW

1 stop13h 07mBritish Airways

Deal found 15/9£1,057

Wed 24/913:59EYW - LHR

1 stop11h 56mBritish Airways

Thu 9/1013:40LHR - EYW

1 stop32h 36mBritish Airways

Deal found 13/9£5,710

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 16 September 2025.

Fri 13/313:59EYW - LHR

1 stop18h 06mBritish Airways

Sun 22/314:30LHR - EYW

1 stop13h 29mBritish Airways

Deal found 14/9£530

Fri 13/320:01EYW - LHR

1 stop12h 04mAmerican Airlines

Sun 22/311:40LHR - EYW

2 stops16h 19mAmerican Airlines

Deal found 14/9£568

Fri 13/313:06EYW - LGW

1 stop16h 54mMultiple Airlines

Sun 22/307:00LGW - EYW

2 stops33h 26mMultiple Airlines

Deal found 14/9£818

Thu 18/1212:22EYW - LHR

2 stops17h 58mUnited Airlines

Sat 27/1216:20LHR - EYW

1 stop24h 21mUnited Airlines

Deal found 14/9£863

Fri 13/312:07EYW - LGW

2 stops23h 38mTAP AIR PORTUGAL

Sun 22/310:40LGW - EYW

2 stops28h 42mTAP AIR PORTUGAL

Deal found 14/9£1,165

Thu 18/1213:46EYW - LHR

1 stop12h 04mBritish Airways

Sat 27/1209:45LHR - EYW

1 stop14h 37mBritish Airways

Deal found 14/9£905

Thu 18/1216:03EYW - LHR

1 stop15h 02mBritish Airways

Fri 2/111:15LHR - EYW

1 stop13h 07mBritish Airways

Deal found 15/9£1,057

Sat 27/913:59EYW - LHR

1 stop15h 36mMultiple Airlines

Wed 1/1008:55LHR - EYW

2 stops15h 04mMultiple Airlines

Deal found 15/9£8,172

Sat 27/915:11EYW - LHR

2 stops14h 29mUnited Airlines

Wed 1/1014:05LHR - EYW

2 stops29h 24mUnited Airlines

Deal found 15/9£8,199

Sat 27/913:59EYW - LHR

1 stop14h 26mBritish Airways

Wed 1/1009:55LHR - EYW

1 stop14h 04mBritish Airways

Deal found 15/9£7,800

Last-minute flights from Key West to London
Discover last-minute flight deals from Key West to London. Data last updated 16 September 2025 and is based on user searches.

Wed 24/918:10EYW - LHR

1 stop14h 20mKLM

Thu 9/1009:20LHR - EYW

1 stop13h 01mKLM

Deal found 13/9£391

Wed 24/911:50EYW - LHR

2 stops15h 15mVirgin Atlantic

Thu 9/1009:20LHR - EYW

1 stop13h 01mVirgin Atlantic

Deal found 13/9£394

Wed 24/914:00EYW - LHR

2 stops17h 05mDelta

Thu 9/1020:25LHR - EYW

2 stops28h 41mDelta

Deal found 13/9£531

Wed 24/913:59EYW - LHR

1 stop11h 56mBritish Airways

Thu 9/1013:40LHR - EYW

1 stop32h 36mBritish Airways

Deal found 13/9£5,710

Sat 27/913:59EYW - LHR

1 stop14h 26mBritish Airways

Wed 1/1009:55LHR - EYW

1 stop14h 04mBritish Airways

Deal found 15/9£7,800

Sat 27/913:59EYW - LHR

1 stop15h 36mMultiple Airlines

Wed 1/1008:55LHR - EYW

2 stops15h 04mMultiple Airlines

Deal found 15/9£8,172

Sat 27/915:11EYW - LHR

2 stops14h 29mUnited Airlines

Wed 1/1014:05LHR - EYW

2 stops29h 24mUnited Airlines

Deal found 15/9£8,199

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 13/3

13:59-12:05

1 stop18h 06m

London Heathrow

Sun 22/3

14:30-23:59

1 stop13h 29m

£530

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 13/3

20:01-12:05

1 stop12h 04m

London Heathrow

Sun 22/3

11:40-23:59

2 stops16h 19m

£568

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 13/3

13:06-10:00

1 stop16h 54m

London Gatwick

Sun 22/3

07:00-12:26

2 stops33h 26m

£818

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 18/12

12:22-11:20

2 stops17h 58m

London Heathrow

Sat 27/12

16:20-11:41

1 stop24h 21m

£863

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 18/12

13:46-06:50

1 stop12h 04m

London Heathrow

Sat 27/12

09:45-19:22

1 stop14h 37m

£905

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 18/12

16:03-12:05

1 stop15h 02m

London Heathrow

Fri 2/1

11:15-19:22

1 stop13h 07m

£1,057

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 13/3

12:07-15:45

2 stops23h 38m

London Gatwick

Sun 22/3

10:40-11:22

2 stops28h 42m

£1,165

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 27/9

13:59-09:25

1 stop14h 26m

London Heathrow

Wed 1/10

09:55-18:59

1 stop14h 04m

£7,800

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 27/9

13:59-10:35

1 stop15h 36m

London Heathrow

Wed 1/10

08:55-18:59

2 stops15h 04m

£8,172

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 27/9

15:11-10:40

2 stops14h 29m

London Heathrow

Wed 1/10

14:05-14:29

2 stops29h 24m

£8,199

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 £568, British Airways can have you in London from Key West in 12h 04m. Airlines will cover a distance of 4539 mi. This flight may include one or multiple stops.
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.
What is the cheapest month to book a flight from Key West to London?
Currently, January is the cheapest month in which you can book a flight from Key West to London (average of £112). Flying from Key West to London in August is currently the most expensive (average of £164). 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

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How does Cheapflights help users find flights from Key West to London?

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 £391

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. 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 16 September 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 16 September 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?

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?

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

Travelling to a place near London?

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Alternative routes for Key West to London

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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 16 September 2025.