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

Cheapflights users have booked flights from London Heathrow Airport to Key West round-trip from £407. Other airlines that can offer you cheap pricing are Lufthansa, from £479, and British Airways, from £488. United Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from London Heathrow Airport to Key West?

Travellers seeking maximum savings on their London Heathrow Airport to Key West flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

Finnair, British Airways and United Airlines are the most popular airlines when flying from London Heathrow Airport to Key West.

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

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Key West. Check prices with Cheapflights to find a great deal for your trip.

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

The best pricing can be found in the month of March. Prices to Key West from London Heathrow Airport average £674. You can even find prices in March for less than £674, as users have found deals to Key West from as low as £464. The month of July appears to be one of the more expensive times to travel to Key West from London Heathrow Airport. Flying in the targeted month can save you up to 43%.

What airport do you fly into for flights to Key West from London Heathrow?

Most people fly into Key West (EYW) if they book a flight to Key West from London Heathrow. On average, Key West has 0 inbound flights from London Heathrow per day from 4 airlines. Key West is conveniently located just 2.6 mi from Key West’s city center.

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

Yes. In addition to deals on Heathrow to Key West flights, Cheapflights offers holiday packages that include both flights and hotel.

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

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Key West.

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£407+ Flights from London Heathrow Airport to Key West

Cheap flight deals from Heathrow to Key West

Round-trip from	£407
Popular in	August
Cheapest in	April
Average price	£819

United Airlines
20/1-28/1
3 total stops
44h 39m total
London to Key West

Search Deals

High demand for flights, 16% potential price rise

Search Deals

Best time to find cheap flights, 5% potential price drop

Search Deals

Average for round-trip flights in December 2024

Search Deals

Find flight deals from Heathrow to Key West

Cheapest flights from Heathrow to Key West
Explore the most affordable flight options available from Heathrow to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2024.

Tue 24/1216:20LHR - EYW

1 stop24h 54mLufthansa

Wed 1/113:00EYW - LHR

1 stop12h 40mLufthansa

Deal found 20/12£880

Tue 24/1207:00LHR - EYW

2 stops17h 44mIberia

Wed 1/110:29EYW - LHR

2 stops17h 46mIberia

Deal found 20/12£900

Best flights from Heathrow to Key West
Discover carefully curated flight deals from Heathrow to Key West that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 December 2024.

Mon 20/107:30LHR - EYW

2 stops33h 09mUnited Airlines

Tue 28/113:50EYW - LHR

1 stop11h 30mUnited Airlines

Deal found 19/12£407

Tue 1/411:05LHR - EYW

1 stop32h 46mLufthansa

Sun 6/415:55EYW - LHR

1 stop33h 25mLufthansa

Deal found 19/12£479

Mon 13/106:05LHR - EYW

2 stops17h 46mBritish Airways

Thu 27/219:29EYW - LHR

1 stop11h 51mBritish Airways

Deal found 19/12£488

Mon 20/110:50LHR - EYW

1 stop14h 21mVirgin Atlantic

Tue 28/118:16EYW - LHR

1 stop11h 19mVirgin Atlantic

Deal found 19/12£499

Tue 1/406:15LHR - EYW

2 stops17h 16mAmerican Airlines

Mon 7/417:00EYW - LHR

1 stop12h 50mAmerican Airlines

Deal found 20/12£537

Mon 31/306:30LHR - EYW

2 stops15h 42mMultiple Airlines

Mon 7/414:35EYW - LHR

1 stop17h 40mMultiple Airlines

Deal found 19/12£539

Tue 1/406:30LHR - EYW

2 stops15h 42mKLM

Mon 7/418:00EYW - LHR

1 stop12h 10mKLM

Deal found 19/12£546

Tue 1/409:20LHR - EYW

1 stop12h 52mAir France

Mon 7/414:35EYW - LHR

1 stop17h 40mAir France

Deal found 20/12£553

Tue 1/409:20LHR - EYW

1 stop12h 52mDelta

Mon 7/414:35EYW - LHR

1 stop12h 55mDelta

Deal found 19/12£557

Wed 2/419:00LHR - EYW

2 stops27h 02mIberia

Sun 6/419:31EYW - LHR

2 stops29h 49mIberia

Deal found 19/12£732

Last-minute flights from Heathrow to Key West
Discover last-minute flight deals from Heathrow to Key West. Data last updated 20 December 2024 and is based on user searches.

Tue 24/1207:00LHR - EYW

2 stops17h 44mIberia

Wed 1/110:29EYW - LHR

2 stops17h 46mIberia

Deal found 20/12£900

Wed 8/119:00LHR - EYW

1 stop23h 51mAmerican Airlines

Thu 27/215:08EYW - LHR

1 stop10h 52mAmerican Airlines

Deal found 19/12£753

Fri 10/118:00LHR - EYW

2 stops27h 01mLufthansa

Thu 27/213:23EYW - LHR

1 stop11h 32mLufthansa

Deal found 19/12£484

Mon 13/106:05LHR - EYW

2 stops17h 46mBritish Airways

Thu 27/219:29EYW - LHR

1 stop11h 51mBritish Airways

Deal found 19/12£488

Mon 13/118:00LHR - EYW

2 stops25h 49mMultiple Airlines

Thu 27/213:23EYW - LHR

2 stops17h 27mMultiple Airlines

Deal found 19/12£647

Mon 20/107:30LHR - EYW

2 stops33h 09mUnited Airlines

Tue 28/113:50EYW - LHR

1 stop11h 30mUnited Airlines

Deal found 19/12£407

Mon 20/110:50LHR - EYW

1 stop14h 21mVirgin Atlantic

Tue 28/118:16EYW - LHR

1 stop11h 19mVirgin Atlantic

Deal found 19/12£499

One-way flights from Heathrow to Key West
Search for one-way flight options from Heathrow to Key West. Find affordable one-way fares based on user searches. Data last updated 20 December 2024.

Sun 12/114:50LHR - EYW

3 stops33h 05mMultiple Airlines

Deal found 19/12£424

Fri 10/109:50LHR - EYW

1 stop14h 01mBritish Airways

Deal found 19/12£640

Wed 8/109:20LHR - EYW

1 stop35h 41mUnited Airlines

Deal found 19/12£2,185

Find flights from Heathrow to Key West within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 20/1

07:30-11:39

2 stops33h 09m

Key West

Tue 28/1

13:50-06:20

1 stop11h 30m

£407

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/4

11:05-14:51

1 stop32h 46m

Key West

Sun 6/4

15:55-06:20

1 stop33h 25m

£479

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 13/1

06:05-18:51

2 stops17h 46m

Key West

Thu 27/2

19:29-12:20

1 stop11h 51m

£488

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 20/1

10:50-20:11

1 stop14h 21m

Key West

Tue 28/1

18:16-10:35

1 stop11h 19m

£499

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/4

06:15-18:31

2 stops17h 16m

Key West

Mon 7/4

17:00-10:50

1 stop12h 50m

£537

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 31/3

06:30-17:12

2 stops15h 42m

Key West

Mon 7/4

14:35-13:15

1 stop17h 40m

£539

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/4

06:30-17:12

2 stops15h 42m

Key West

Mon 7/4

18:00-11:10

1 stop12h 10m

£546

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/4

09:20-17:12

1 stop12h 52m

Key West

Mon 7/4

14:35-13:15

1 stop17h 40m

£553

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/4

09:20-17:12

1 stop12h 52m

Key West

Mon 7/4

14:35-08:30

1 stop12h 55m

£557

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 2/4

19:00-17:02

2 stops27h 02m

Key West

Sun 6/4

19:31-06:20

2 stops29h 49m

£732

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 13 results

Best time to book a flight from Heathrow to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Heathrow 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.

Travel insights for flights from Heathrow to Key West

Get recent, data-driven insights about flights from Heathrow to Key West including ideal travel times, pricing trends, and more.

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

When flying from London Heathrow Airport to Key West, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 21% versus a flight at midday.

Rainfall in Key West by month

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.

Temperature in Key West by month

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).

Reviews of airlines servicing Key West

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very Good

8,601 reviews

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM

7.8

Good

1,349 reviews

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Virgin Atlantic

7.5

Good

668 reviews

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Air France

7.4

Good

1,502 reviews

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

United Airlines

7.4

Good

9,041 reviews

Delta

8.0

Very Good

8,601 reviews

Check prices

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

What airport do you fly into for flights to Key West from London Heathrow?
Most people fly into Key West (EYW) if they book a flight to Key West from London Heathrow. On average, Key West has 0 inbound flights from London Heathrow per day from 4 airlines. Key West is conveniently located just 2.6 mi from Key West’s city center.
What are the cheapest airlines flying from London Heathrow Airport to Key West round-trip?
Cheapflights users have booked flights from London Heathrow Airport to Key West round-trip from £407. Other airlines that can offer you cheap pricing are Lufthansa, from £479, and British Airways, from £488. United Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Heathrow to Key West that include hotel bookings?
Yes. In addition to deals on Heathrow to Key West flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Key West.
Can I find deals for business class flights from Heathrow to Key West?
Yes. Cheapflights offers flight deals from Heathrow 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Heathrow to Key West

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£458	Average£586	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£468	Average£605	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£510	Average£981	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
United Airlines	Cheapest£511	Average£628	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Heathrow 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 Heathrow to Key West?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Key West by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Key West flexibly with Cheapflights today.

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

Yes! Start tracking prices for Heathrow to Key West flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London Heathrow Airport to Key West from £407

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Key West

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to Key West

Cheapest flights from Heathrow to Key WestExplore the most affordable flight options available from Heathrow to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2024.

Explore the most affordable flight options available from Heathrow to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2024.

Find flights from Heathrow to Key West within your budget

Best time to book a flight from Heathrow to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Heathrow with our price prediction graph.

Travel insights for flights from Heathrow to Key West

Get recent, data-driven insights about flights from Heathrow to Key West including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Heathrow 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 20 December 2024.

Rainfall in Key West by month

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

Temperature in Key West by month

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

Reviews of airlines servicing Key West

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

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

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

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

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

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

Top 4 airlines flying from Heathrow 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 Heathrow to Key West?

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

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

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

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Cheapest flights from Heathrow to Key West
Explore the most affordable flight options available from Heathrow to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2024.