£167+ 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 26/2. 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 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Key West

Discover essential information about flights departing from Key West, including flight schedules, destinations, airlines operating at the Key West airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 2 February 2026.

Good round-trip deal

£1,309 or less

Good one-way deal

£44 or less
Price to beat on a round-trip flight from Key West.
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Price to beat on a one-way flight from Key West.
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Cheapest flights from Key West
Explore the most affordable flight options available from Key West. Find the lowest fares based on data from user searches, with prices last updated on 2 February 2026.

Wed 4/314:46
EYW
-
LHR
1 stop12h 04m
Delta
Tue 10/306:30
LHR
-
EYW
2 stops17h 11m
Delta
Deal found 31/1£464
Thu 5/307:00
EYW
-
LHR
1 stop23h 15m
United Airlines
Mon 9/313:25
LHR
-
EYW
2 stops31h 11m
United Airlines
Deal found 1/2£470
Mon 2/318:40
EYW
-
LHR
1 stop31h 00m
United Airlines
Mon 9/309:00
LHR
-
EYW
3 stops35h 36m
United Airlines
Deal found 31/1£474
Mon 9/318:28
EYW
-
LHR
1 stop12h 22m
United Airlines
Tue 17/318:00
LHR
-
EYW
2 stops26h 36m
United Airlines
Deal found 31/1£483
Tue 17/314:40
EYW
-
LHR
1 stop17h 00m
KLM
Tue 24/315:50
LHR
-
EYW
1 stop22h 58m
KLM
Deal found 31/1£485
Sat 7/314:46
EYW
-
LHR
2 stops14h 54m
Delta
Tue 17/310:45
LHR
-
EYW
1 stop12h 56m
Delta
Deal found 31/1£488
Mon 13/418:22
EYW
-
LHR
1 stop11h 18m
United Airlines
Fri 24/417:40
LHR
-
EYW
2 stops28h 02m
United Airlines
Deal found 31/1£496
Wed 1/416:38
EYW
-
LHR
1 stop13h 57m
United Airlines
Tue 7/407:45
LHR
-
EYW
1 stop14h 54m
United Airlines
Deal found 31/1£497
Mon 23/307:30
EYW
-
LHR
1 stop18h 55m
Delta
Wed 1/406:30
LHR
-
EYW
2 stops16h 00m
Delta
Deal found 31/1£499
Tue 7/411:43
EYW
-
LHR
2 stops14h 02m
Delta
Thu 16/409:20
LHR
-
EYW
1 stop15h 20m
Delta
Deal found 31/1£500
Mon 23/307:30
EYW
-
LHR
1 stop18h 55m
Delta
Tue 31/320:05
LHR
-
EYW
1 stop21h 37m
Delta
Deal found 31/1£508
Tue 17/312:25
EYW
-
LGW
3 stops18h 30m
Multiple Airlines
Tue 24/311:55
LGW
-
EYW
3 stops27h 35m
Multiple Airlines
Deal found 31/1£738

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 2 February 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 5/3

07:10-06:25

1 stop18h 15m

London Heathrow

Wed 11/3

06:30-19:41

2 stops17h 11m

£464

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 5/3

07:00-11:15

1 stop23h 15m

London Heathrow

Mon 9/3

13:25-16:36

2 stops31h 11m

£470

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 4/3

18:35-10:50

1 stop11h 15m

London Heathrow

Mon 9/3

18:00-16:36

2 stops26h 36m

£483

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 2/3

07:10-07:50

1 stop19h 40m

London Heathrow

Sun 8/3

08:55-19:41

1 stop14h 46m

£485

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 11/3

17:30-09:10

1 stop11h 40m

London Heathrow

Thu 19/3

08:00-17:45

1 stop13h 45m

£485

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 20/3

17:30-11:05

1 stop13h 35m

London Heathrow

Wed 25/3

08:00-17:45

1 stop13h 45m

£485

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 7/4

11:43-06:45

2 stops14h 02m

London Heathrow

Thu 16/4

09:20-19:40

1 stop15h 20m

£500

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 7/4

11:43-06:45

2 stops14h 02m

London Heathrow

Fri 17/4

09:20-17:23

1 stop13h 03m

£500

Key WestLondon

EYW - LGW

EYWLGW

Key West

Tue 17/3

12:25-10:55

3 stops18h 30m

London Gatwick

Tue 24/3

11:55-11:30

3 stops27h 35m

£738

Key WestManchester

EYW - MAN

EYWMAN

Key West

Wed 3/6

07:30-07:15

1 stop18h 45m

Manchester

Sat 13/6

13:15-13:10

1 stop28h 55m

£742

Flights are sorted by cheapest return flights first.

Deals found on 30/1

Showing 1-10 of 26 results
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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 (153 flights per day), Chicago (70 flights per day) and Miami (54 flights per day).

Philadelphia
Philadelphia
From £210
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £253
Miami
Miami
From £456
Charlotte Douglas
Charlotte Douglas
From £168

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
Charlotte Douglas
Charlotte Douglas
From £168
Philadelphia
Philadelphia
From £210
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £253

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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 2 February 2026.

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

    This month, the top selected destinations from Key West are Las Vegas, New York, Tampa. Throughout the year, Tampa, Boston, Las Vegas 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 £437 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.

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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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