EYW - LHR

$696 Find Cheap Flights from Key West to London Heathrow Airport

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Key West to London departing on 8/19. 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.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Key West to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Key West to London, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Key West to Heathrow (EYW-LHR)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Key West to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Key West to London

Tue, Aug 19 - Thu, Aug 28
KLM Logo
11:52 am - 6:45 amEYW-LHR
13h 53m1 stop
KLM Logo
9:20 am - 8:12 pmLHR-EYW
15h 52m1 stop
$696KLM
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Tue, Aug 19 - Thu, Aug 28
Delta Logo
2:00 pm - 11:25 amEYW-LHR
16h 25m2 stops
Delta Logo
9:20 am - 8:12 pmLHR-EYW
15h 52m1 stop
$700Delta
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Tue, Aug 19 - Thu, Aug 28
United Airlines Logo
3:05 pm - 10:40 amEYW-LHR
14h 35m2 stops
United Airlines Logo
9:30 am - 2:01 pmLHR-EYW
33h 31m2 stops
$705United Airlines
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Wed, Jul 9 - Wed, Jul 30
American Airlines Logo
1:25 pm - 6:55 amEYW-LHR
12h 30m1 stop
American Airlines Logo
8:55 am - 7:21 pmLHR-EYW
15h 26m2 stops
$717American Airlines
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Wed, Sep 3 - Mon, Sep 8
United Airlines Logo
3:05 pm - 10:40 amEYW-LHR
14h 35m2 stops
United Airlines Logo
9:30 am - 2:01 pmLHR-EYW
33h 31m2 stops
$728United Airlines
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Fri, Jul 25 - Fri, Aug 1
American Airlines Logo
1:25 pm - 6:55 amEYW-LHR
12h 30m1 stop
American Airlines Logo
8:55 am - 7:21 pmLHR-EYW
15h 26m2 stops
$786American Airlines
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Tue, Jun 24 - Tue, Jul 15
British Airways Logo
1:24 pm - 10:35 amEYW-LHR
16h 11m1 stop
British Airways Logo
9:55 am - 7:21 pmLHR-EYW
14h 26m1 stop
$1,149British Airways
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Tue, Jun 24 - Tue, Jul 15
British Airways Logo
1:24 pm - 9:25 amEYW-LHR
15h 01m1 stop
British Airways Logo
9:55 am - 7:21 pmLHR-EYW
14h 26m1 stop
$1,150British Airways
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Wed, Jul 9 - Wed, Jul 30
Logo
10:02 am - 11:50 amEYW-LHR
20h 48m2 stops
Logo
12:00 pm - 1:07 pmLHR-EYW
30h 07m3 stops
$1,600
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Wed, Sep 3 - Mon, Sep 8
Logo
9:47 am - 1:00 pmEYW-LHR
22h 13m2 stops
Logo
8:40 am - 9:07 amLHR-EYW
29h 27m3 stops
$2,239
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KAYAK's insights & trends for Key West to London flights

Get data-powered insights and trends into flights from Key West to London to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Key West to London Heathrow Airport?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Key West to London Heathrow Airport were found on KLM ($696) and Delta ($700).

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Good to know

Low seasonSeptember
High seasonOctober
Cheapest flight$696
Best time to beat the crowds with an average 41% drop in price.
Most popular time to fly with an average 35% increase in price.
Flight from Key West to London Heathrow Airport

When to book flights from Key West to London

Are your dates flexible? Find out the best times to travel from Key West to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Key West to London Heathrow Airport flights

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

    In the last 3 days, the lowest price for a flight from Key West to London Heathrow Airport was $696 for a round-trip ticket.

  • Do I need a passport to fly between Key West and London Heathrow Airport?

    Yes

  • Which aircraft models fly most regularly from Key West to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Key West to London Heathrow Airport?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Key West and London Heathrow Airport, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Key West to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Key West to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Key West to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Key West is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Key West to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Heathrow Airport with an airline and back to Key West with another airline. Booking your flights between Key West and LHR can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Key West to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Key West up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Key West to London

Information on your arrival and departure airports

Key West (EYW)
Heathrow (LHR)

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