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$776+ Cheap flights from Key West (EYW) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — LHR
Jan 7 — Jan 141
Tue 1/7
Tue 1/14
1 adult, Economy
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Cheap flight deals from Key West to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Heathrow (LHR). 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 January 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$776
(oojo)

Popular in

October

Cheapest in

April
Provider with most accurate pricing for Key West-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Key West-London Heathrow flights.
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From Key West to London Heathrow
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High demand for flights, 8% potential price rise
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Best time to find cheap flights, 6% potential price drop
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Find flight deals from Key West to Heathrow

Cheapest flights from Key West to Heathrow
Explore the most affordable flight options available from Key West to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2025.

This oojo deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/81:39 pmEYW - LHR
1 stop12h 16mBritish Airways
Tue 4/228:00 pmLHR - EYW
2 stops26h 29mBritish Airways
Deal found 1/1$776
This Delta deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/242:35 pmEYW - LHR
2 stops14h 15mDelta
Wed 5/76:15 amLHR - EYW
2 stops18h 29mDelta
Deal found 1/1$860
This Gurufare deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/121:46 pmEYW - LHR
2 stops27h 54mMultiple Airlines
Mon 2/39:40 pmLHR - EYW
2 stops26h 15mMultiple Airlines
Deal found 1/1$1,223
This KLM deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/123:03 pmEYW - LHR
1 stop15h 37mKLM
Mon 2/38:25 pmLHR - EYW
2 stops25h 56mKLM
Deal found 1/1$1,471
This Virgin Atlantic deal was found by Cheapflights users on 1/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1212:33 pmEYW - LHR
1 stop14h 22mVirgin Atlantic
Mon 2/310:50 amLHR - EYW
1 stop14h 21mVirgin Atlantic
Deal found 1/1$1,535

Find flights from Key West to Heathrow within your budget

Customize 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 2,558,603 searches. Data last updated January 2, 2025.

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Depart

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Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 4/8

1:39 pm-6:55 am

1 stop12h 16m

London Heathrow

Tue 4/22

8:00 pm-5:29 pm

2 stops26h 29m

$776

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 4/24

2:35 pm-9:50 am

2 stops14h 15m

London Heathrow

Wed 5/7

6:15 am-7:44 pm

2 stops18h 29m

$860

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/12

1:46 pm-10:40 pm

2 stops27h 54m

London Heathrow

Mon 2/3

9:40 pm-6:55 pm

2 stops26h 15m

$1,223

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/12

3:03 pm-11:40 am

1 stop15h 37m

London Heathrow

Mon 2/3

8:25 pm-5:21 pm

2 stops25h 56m

$1,471

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/12

12:33 pm-7:55 am

1 stop14h 22m

London Heathrow

Mon 2/3

10:50 am-8:11 pm

1 stop14h 21m

$1,535

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

  • Most accurate provider: When it comes to deals on Key West-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Key West-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Key West-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Key West to Heathrow

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

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

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

Find hourly flight availability from Key West to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 2, 2025.

It’s typically best to fly out from Key West to London Heathrow Airport in the morning. Doing so could potentially save you 62% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 January 2, 2025.
Delta
8.0
Very good
8,537 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,537 reviews
Delta
8.0
Very good
8,537 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,340 reviews
Delta
8.0
Very good
8,537 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,537 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,807 reviews
Delta
8.0
Very good
8,537 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    If you book a flight to London Heathrow from Key West, you will be flying from Key West, which is the city’s only airport. Key West (EYW) is located 2.6 mi from the center of Key West. There are 0 flights from Key West to London Heathrow per day from 0 different airlines.

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

    According to our current data, British Airways ($776), Delta ($860), and KLM ($1,471) offers the cheapest pricing from Key West to London Heathrow Airport. Users have found that British Airways is 25% cheaper than the other options available to this destination.

  • 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 vacation 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.

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

    Currently, November is the cheapest month in which you can book a flight from Key West to London Heathrow Airport (average of $661). Flying from Key West to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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.

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