£162+ Cheap flights from Key West

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. 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
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Key West within your budget

 
Find flights departing from Key West that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 10 April 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 1/9

14:35-11:20

2 stops15h 45m

London Heathrow

Tue 8/9

06:15-19:45

2 stops18h 30m

£692

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 9/5

16:47-07:45

1 stop33h 58m

London Heathrow

Wed 20/5

16:40-13:30

2 stops25h 50m

£719
Fastest return journey

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 2/10

14:35-07:15

1 stop11h 40m

London Heathrow

Wed 14/10

11:15-19:43

1 stop13h 28m

£742

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 8/5

07:30-06:25

1 stop17h 55m

London Heathrow

Sat 16/5

06:30-17:23

2 stops15h 53m

£765

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 21/5

18:19-11:20

1 stop12h 01m

London Heathrow

Thu 28/5

11:15-19:49

1 stop13h 34m

£778

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 29/9

19:51-12:35

1 stop11h 44m

London Heathrow

Tue 13/10

06:15-18:24

2 stops17h 09m

£798

Key WestNewcastle upon Tyne

EYW - NCL

EYWNCL

Key West

Mon 28/9

19:51-19:45

2 stops18h 54m

Newcastle upon Tyne

Fri 2/10

09:30-18:27

2 stops37h 57m

£812

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 13/7

17:35-10:20

1 stop11h 45m

London Heathrow

Wed 22/7

06:30-19:06

2 stops17h 36m

£827

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 13/7

07:45-07:15

2 stops18h 30m

London Heathrow

Wed 22/7

18:35-13:29

2 stops23h 54m

£845

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 24/4

11:24-09:00

1 stop16h 36m

London Heathrow

Sat 9/5

12:15-22:58

1 stop15h 43m

£857

Flights are sorted by cheapest return flights first.

Deals found on 5/4

Showing 1-10 of 29 resultsSorted by cheapest first
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Best time to book a flight from Key West

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

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

What are popular destinations to fly to from Key West?

If you’re flying from Key West, these routes are more frequently taken by airlines Atlanta (109 flights per day), Chicago (68 flights per day) and New York (62 flights per day).

Miami
Miami
From £216
Tampa
Tampa
From £44

What is the cheapest place to fly to from Key West?

The cheapest city to fly to from Key West is Tampa, with prices starting at £44. Explore other affordable destinations below.

Tampa
Tampa
From £44
Miami
Miami
From £216

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Related info for your journey

Access useful and relevant information related to your journey from Key West. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 10 April 2026.

  • What are the most popular destinations to fly to from Key West?

    This month, the top selected destinations from Key West are New Orleans, New York, Tampa. Throughout the year, Tampa, Las Vegas, Boston are some of the top choices made by users flying from Key West.

  • What is the cheapest flight from Key West to anywhere?

    Users have flown out of Key West for as low as £44 to Tampa (prices may vary depending on the airline and departure time). On average, users have booked flights for £196 to fly from Key West.

  • How does Cheapflights help users find flights from Key West?

    Deals for flights from Key West 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 to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from 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 from Key West.

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

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

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

    Not ready to book yet? You can track prices for flights from Key West on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

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?

Deals for flights from Key West 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 to your preference, such as price, airport, cabin class, and plenty of other options.

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

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

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

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

Not ready to book yet? You can track prices for flights from Key West on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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