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Cheap flights from Key West to London Heathrow Airport from £572

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/8. 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.
EYW — LHR
4 May — 11 May1
1 adult
Sat 4/5
Sat 11/5

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

The best pricing can be found in the month of May. Prices to London Heathrow Airport from Key West average £770. You can even find prices in May for less than £770, as users have found deals to London Heathrow Airport from as low as £463. The month of December appears to be one of the more expensive times to travel to London Heathrow Airport from Key West. Flying in the targeted month can save you up to 54%.

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

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

Cheap American Airlines flights from Key West to Heathrow

Explore cheap flight options specifically provided by American Airlines for the route between Key West and Heathrow. 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 29 April 2024.
Consider these cheap American Airlines flights we've found departing from Key West to London. Deals update often to give you more flight options matching your criteria
Fri 17/514:11EYW - LHR
1 stop12h 19mAmerican Airlines
Fri 24/509:15LHR - EYW
1 stop13h 10mAmerican Airlines
Deal found 29/4£782
Fri 17/511:42EYW - LHR
2 stops14h 13mAmerican Airlines
Fri 24/518:05LHR - EYW
2 stops21h 56mAmerican Airlines
Deal found 29/4£786
Tue 4/611:42EYW - LHR
1 stop19h 28mAmerican Airlines
Thu 20/610:30LHR - EYW
1 stop13h 29mAmerican Airlines
Deal found 28/4£876
Tue 4/614:11EYW - LHR
1 stop12h 29mAmerican Airlines
Thu 20/620:10LHR - EYW
2 stops20h 56mAmerican Airlines
Deal found 29/4£879
Wed 5/616:59EYW - LHR
1 stop11h 06mAmerican Airlines
Mon 17/610:30LHR - EYW
1 stop13h 29mAmerican Airlines
Deal found 28/4£916
Wed 5/612:46EYW - LHR
2 stops14h 09mAmerican Airlines
Mon 17/620:10LHR - EYW
2 stops22h 56mAmerican Airlines
Deal found 28/4£919
Thu 20/616:59EYW - LHR
1 stop14h 11mAmerican Airlines
Sun 30/613:00LHR - EYW
1 stop29h 55mAmerican Airlines
Deal found 29/4£1,014
Thu 20/612:46EYW - LHR
1 stop18h 24mAmerican Airlines
Sun 30/619:55LHR - EYW
2 stops23h 11mAmerican Airlines
Deal found 29/4£1,016
Thu 20/611:15EYW - LHR
2 stops14h 40mAmerican Airlines
Sun 30/619:55LHR - EYW
2 stops23h 11mAmerican Airlines
Deal found 29/4£1,018

Cheap Delta flights from Key West to Heathrow

Explore cheap flight options specifically provided by Delta for the route between Key West and Heathrow. 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 29 April 2024.
Have a look at some of the cheapest available Delta flights departing from Key West and landing in London. Check back soon if you're not seeing flights that suit your needs.
Tue 4/618:10EYW - LHR
1 stop12h 00mDelta
Thu 20/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 28/4£871
Tue 4/613:55EYW - LHR
2 stops17h 20mDelta
Thu 20/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 29/4£875
Tue 4/613:55EYW - LHR
1 stop16h 15mDelta
Tue 25/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 28/4£1,084
Tue 4/613:55EYW - LHR
2 stops16h 15mDelta
Tue 25/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 29/4£1,088
Tue 4/613:55EYW - LHR
2 stops16h 15mDelta
Sun 23/606:30LHR - EYW
2 stops18h 10mDelta
Deal found 29/4£1,131

Cheap Key West to Heathrow flights in April & May 2024

Find cheap flight options from Key West to Heathrow 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 29 April 2024.
These are some of the most attractive deals on flights from Key West to London in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 17/514:11EYW - LHR
1 stop12h 19mAmerican Airlines
Fri 24/509:15LHR - EYW
1 stop13h 10mAmerican Airlines
Deal found 29/4£782
Fri 17/511:42EYW - LHR
2 stops14h 13mAmerican Airlines
Fri 24/518:05LHR - EYW
2 stops21h 56mAmerican Airlines
Deal found 29/4£786

Key West to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Key West and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 927,560 searches. Data last updated 29 April 2024.
These are some of the most attractive deals on flights from Key West to London in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 14/818:05EYW - LHR
1 stop14h 10mKLM
Wed 28/806:30LHR - EYW
2 stops18h 06mKLM
Deal found 28/4£572
Wed 14/807:00EYW - LHR
2 stops18h 45mDelta
Wed 28/806:30LHR - EYW
2 stops18h 06mDelta
Deal found 28/4£576
Fri 17/514:11EYW - LHR
1 stop12h 19mAmerican Airlines
Fri 24/509:15LHR - EYW
1 stop13h 10mAmerican Airlines
Deal found 29/4£782
Fri 17/511:42EYW - LHR
2 stops14h 13mAmerican Airlines
Fri 24/518:05LHR - EYW
2 stops21h 56mAmerican Airlines
Deal found 29/4£786
Tue 4/618:10EYW - LHR
1 stop12h 00mDelta
Wed 19/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 28/4£871
Tue 4/613:55EYW - LHR
2 stops17h 20mDelta
Wed 19/606:15LHR - EYW
2 stops18h 25mDelta
Deal found 29/4£875
Tue 4/611:42EYW - LHR
1 stop19h 28mAmerican Airlines
Thu 20/610:30LHR - EYW
1 stop13h 29mAmerican Airlines
Deal found 28/4£876
Tue 4/614:11EYW - LHR
1 stop12h 29mAmerican Airlines
Thu 20/620:10LHR - EYW
2 stops20h 56mAmerican Airlines
Deal found 29/4£879
Wed 5/617:47EYW - LHR
1 stop12h 18mBritish Airways
Mon 17/619:10LHR - EYW
2 stops28h 49mBritish Airways
Deal found 28/4£886

Find flights from Key West to Heathrow within your budget

Customise your flight search to find flights from Key West to Heathrow 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 29 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£572 - £886

Route

Depart

Return

Price

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Wed 14/8

1 stop14h 10m

London Heathrow

Wed 28/8

2 stops18h 06m

£572

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Wed 14/8

1 stop14h 10m

London Heathrow

Wed 28/8

1 stop13h 01m

£576

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Fri 17/5

1 stop12h 19m

London Heathrow

Fri 24/5

1 stop13h 10m

£782

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Fri 17/5

2 stops14h 13m

London Heathrow

Fri 24/5

2 stops21h 56m

£786

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Tue 4/6

1 stop12h 00m

London Heathrow

Thu 20/6

2 stops18h 25m

£871

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Tue 4/6

2 stops17h 20m

London Heathrow

Thu 20/6

2 stops18h 25m

£875

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Tue 4/6

1 stop19h 28m

London Heathrow

Thu 20/6

1 stop13h 29m

£876

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Tue 4/6

1 stop12h 29m

London Heathrow

Thu 20/6

2 stops20h 56m

£879

Key WestLondon Heathrow

EYW - LHR

EYWLHR

Key West

Wed 5/6

1 stop12h 18m

London Heathrow

Mon 17/6

2 stops28h 49m

£886

Flights are sorted by cheapest first

Deals found on 28/4

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

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 29 April 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and British Airways from Key West to London to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very Good
10,913 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very Good
10,913 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

British Airways
6.8
Okay
6,891 reviews
Delta
8.1
Very Good
10,913 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from Key West to Heathrow. 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 Heathrow?

    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 Heathrow. 0 airlines have flights from Key West to London Heathrow on a regular basis. Booking flights from Key West to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • Can I find flights from Key West to London Heathrow Airport for under £600 on Cheapflights?

    Yes, there are multiple flights from Key West to London Heathrow Airport for under £600. The cheapest flight booked recently is on KLM for just £572, but on average you can expect to pay £926.

  • What does EYW to LHR mean?

    EYW and LHR 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. EYW to LHR refers to a flight route from Key West Airport to London Heathrow Airport.

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

    The amount of baggage you can bring on your Key West to Heathrow 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 Key West to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Key West to Heathrow 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 Key West to Heathrow that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Key West to Heathrow 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 Key West to Heathrow that allow pets onboard?

    Many airlines flying from Key West to Heathrow 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 Key West to Heathrow?

    Yes, you can often find last-minute deals on Key West to Heathrow 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 Key West to London Heathrow Airport flight deals updated?

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

See more FAQs

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Search flights from Key West to Heathrow by cabin class

Find flights from Key West to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first 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 Key West to Heathrow?

Deals for Key West to Heathrow 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 Heathrow?

Cheapflights helps you find that perfect flight to Heathrow 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 Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Key West? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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