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Cheap flights from London to Key West from £568

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LON — EYW
5 May — 12 May1
1 adult
Sun 5/5
Sun 12/5

The best prices from London to Key West are usually found in January or March, booked 54 days in advance, depart on a Tuesday or Sunday and return on a Monday

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 30 April 2024.

Popular in

August

Cheapest in

January

Average price

£553

Round-trip from

£458
High demand for flights, 17% potential price rise
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Best time to find cheap flights, 18% potential price drop
Search Deals
Average for round-trip flights in April 2024
Search Deals
From London (LON) to Key West
Search Deals

What is the cheapest day to fly round-trip from London to Key West?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 16% on the overall cost on flights from London to Key West.

How far in advance should I book a flight from London to Key West?

Users have found that booking a flight from London to Key West at least 55 days early can save you up to 76% on average compared to booking a flight this week. If booking 55 days before your flight isn’t an option for you, users have found flights from London to Key West for as little as £497 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £671 for flights departing within the next 3 days.

What is the cheapest month to fly from London to Key West?

January is one of the best times of the year to fly to Key West from London. Prices for January average £598 per person but you can even find prices for as low as £387. The most expensive prices can be found in the month of August. Opting for a January flight can save you 20% on your journey compared to booking in August

When is the cheapest time to fly from London to Key West (LON - EYW)?

It’s optimal to fly from London to Key West in the morning. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the evening.

Cheap KLM flights from London to Key West

Explore cheap flight options specifically provided by KLM for the route between London and Key West. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 30 April 2024.
Take a peek at the cheapest KLM flights we've detected travelling from London to Key West. Come back soon if you're not finding the exact deal you're looking for.
Thu 20/620:55LHR - EYW
2 stops25h 10mKLM
Tue 25/618:00EYW - LHR
1 stop14h 15mKLM
Deal found 29/4£568
Thu 20/611:35LHR - EYW
1 stop13h 05mKLM
Tue 25/618:00EYW - LHR
1 stop14h 15mKLM
Deal found 29/4£581
Mon 19/820:55LHR - EYW
2 stops25h 14mKLM
Tue 27/818:05EYW - LHR
1 stop14h 10mKLM
Deal found 28/4£703

Cheap Delta flights from London to Key West

Explore cheap flight options specifically provided by Delta for the route between London and Key West. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 30 April 2024.
Have a look at some of the cheapest available Delta flights departing from London and landing in Key West. Check back soon if you're not seeing flights that suit your needs.
Thu 20/608:20LHR - EYW
2 stops16h 20mDelta
Tue 25/607:25EYW - LHR
2 stops18h 50mDelta
Deal found 29/4£588
Mon 19/811:45LHR - EYW
2 stops34h 24mDelta
Tue 27/807:00EYW - LHR
2 stops19h 05mDelta
Deal found 28/4£717

Cheap London to Key West flights in April & May 2024

Find cheap flight options from London to Key West specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 927,560 searches. Prices were last updated on 30 April 2024.
Check out some of the best flight deals from London to Key West in 2024. For more flight deals, be sure to check back very soon.
Fri 3/511:30LHR - EYW
2 stops32h 31mAmerican Airlines
Sun 5/518:01EYW - LHR
1 stop32h 29mAmerican Airlines
Deal found 29/4£844
Fri 3/506:15LHR - EYW
2 stops17h 52mAmerican Airlines
Sun 5/515:35EYW - LHR
2 stops15h 35mAmerican Airlines
Deal found 29/4£866
Fri 3/509:15LHR - EYW
1 stop13h 13mAmerican Airlines
Sun 5/516:47EYW - LHR
1 stop14h 23mAmerican Airlines
Deal found 29/4£875
Fri 3/514:00LGW - EYW
2 stops29h 50mMultiple Airlines
Sun 5/517:00EYW - LGW
1 stop12h 00mMultiple Airlines
Deal found 29/4£1,260
Fri 3/514:00LGW - EYW
1 stop31h 40mMultiple Airlines
Sun 5/517:00EYW - LGW
1 stop12h 00mMultiple Airlines
Deal found 29/4£1,322
Fri 3/520:35LGW - EYW
2 stops27h 23mBritish Airways
Sun 5/511:56EYW - LGW
2 stops17h 14mBritish Airways
Deal found 29/4£4,637

London to Key West 2024 flight deals

Discover exclusive flight deals for travel between London and Key West in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 30 April 2024.
Check out some of the best flight deals from London to Key West in 2024. For more flight deals, be sure to check back very soon.
Thu 20/620:55LHR - EYW
2 stops25h 10mKLM
Tue 25/618:00EYW - LHR
1 stop14h 15mKLM
Deal found 29/4£568
Sat 7/914:00LGW - EYW
1 stop34h 35mMultiple Airlines
Fri 13/910:35EYW - LGW
1 stop18h 25mMultiple Airlines
Deal found 29/4£568
Sat 7/918:35LHR - EYW
2 stops27h 34mMultiple Airlines
Fri 13/914:35EYW - LHR
1 stop12h 15mMultiple Airlines
Deal found 29/4£574
Thu 20/611:35LHR - EYW
1 stop13h 05mKLM
Tue 25/618:00EYW - LHR
1 stop14h 15mKLM
Deal found 29/4£581
Thu 20/608:20LHR - EYW
2 stops16h 20mDelta
Tue 25/607:25EYW - LHR
2 stops18h 50mDelta
Deal found 29/4£588
Sat 7/910:30LHR - EYW
1 stop13h 30mBritish Airways
Fri 13/914:01EYW - LHR
1 stop12h 14mBritish Airways
Deal found 29/4£588
Sat 7/908:20LHR - EYW
2 stops15h 40mFinnair
Fri 13/911:36EYW - LHR
2 stops13h 44mFinnair
Deal found 29/4£596
Tue 16/710:30LHR - EYW
1 stop13h 30mFinnair
Tue 23/716:24EYW - LHR
1 stop14h 46mFinnair
Deal found 29/4£698
Mon 19/820:55LHR - EYW
2 stops25h 14mKLM
Tue 27/818:05EYW - LHR
1 stop14h 10mKLM
Deal found 28/4£703

Find flights from London to Key West within your budget

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 927,560 searches. Data last updated 30 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£568 - £706

Route

Depart

Return

Price

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Thu 20/6

2 stops25h 10m

Key West

Tue 25/6

1 stop14h 15m

£568

London GatwickKey West

LGW - EYW

LGWEYW

London Gatwick

Sat 7/9

1 stop34h 35m

Key West

Fri 13/9

1 stop18h 25m

£568

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Sat 7/9

2 stops27h 34m

Key West

Fri 13/9

1 stop12h 15m

£574

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Thu 20/6

1 stop13h 05m

Key West

Tue 25/6

1 stop14h 15m

£581

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Thu 20/6

2 stops16h 20m

Key West

Tue 25/6

2 stops18h 50m

£588

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Sat 7/9

1 stop13h 30m

Key West

Fri 13/9

1 stop12h 14m

£588

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Sat 7/9

2 stops15h 40m

Key West

Fri 13/9

2 stops13h 44m

£596

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Tue 16/7

1 stop13h 30m

Key West

Tue 23/7

1 stop14h 46m

£698

London HeathrowKey West

LHR - EYW

LHREYW

London Heathrow

Tue 16/7

2 stops30h 04m

Key West

Tue 23/7

2 stops34h 35m

£706

Flights are sorted by cheapest first

Deals found on 29/4

When is the best time to 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 28 January 2024.
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 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from London to Key West?

Use this chart to determine the cheapest time to fly return from London to Key West. Price data was last updated on 28 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to Key West flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Key West by month

Plan your trip from London to Key West by taking into account the cheapest months to travel. The average price of a one-way flight from London to Key West is currently £0 while a return flight costs £608. Price data was last updated on 28 April 2024.

Temperature and rainfall in Key West by month

Plan your trip to Key West by taking into account the average temperature and rainfall totals by month.

EYW

Temperature

21 - 29 °C

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 30 April 2024.
Get a feel of what it's like to fly with KLM, Delta and British Airways from London to Key West by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Delta
8.1
Very Good
10,895 reviews
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

KLM
7.9
Good
1,616 reviews
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Finnair
7.8
Good
1,379 reviews
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

United Airlines
7.4
Good
11,187 reviews
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

British Airways
6.8
Okay
6,887 reviews
Delta
8.1
Very Good
10,895 reviews
Check prices

Food

7.4

Entertainment

8.0

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

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. 4 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 flights from London to Key West for under £600 on Cheapflights?

    Yes, there are multiple flights from London to Key West for under £600. The cheapest flight booked recently is on KLM for just £568, but on average you can expect to pay £769.

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

    KLM, at £568, was found to be the cheapest airline from London to Key West.Alternate airlines flying return to your destination include Delta and British Airways. These flights start at 5% 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.

  • 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 Finnair, British Airways or United Airlines as they are the most popular for this route.

  • What does LHR to EYW mean?

    LHR and EYW are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to EYW refers to a flight route from London Heathrow Airport to Key West Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

  • Can I find deals for flights from London to Key West that include extra baggage allowance?

    The amount of baggage you can bring on your London to Key West flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from London to Key West with specific airlines?

    Yes, Cheapflights allows you to browse and filter London to Key West flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from London to Key West that allow pets onboard?

    Many airlines flying from London to Key West offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from London to Key West?

    Yes, you can often find last-minute deals on London to Key West flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London to Key West flight deals updated?

    The London to Key West flight deals you see on this page were last updated on 29/4.

See more FAQs

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Top 4 airlines flying from London to Key West

Discover the top 4 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 927,560 searches. Data last updated 30 April 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£452Average£532FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£466Average£579FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£475Average£561FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£484Average£657FlexibilityNo cancel feeOn-time76%
Search Finnair flights
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Liverpool to Amsterdam flights
London to Amritsar flights
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London Gatwick Airport to Glasgow flights
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Search flights from London to Key West by cabin class

Find flights from London to Key West, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ Class
Economy class

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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?

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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