€642 Cheap Flights to Key West in 2026

1 adult

0 bags

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Find the cheapest flights from Ireland to Key West

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

07:30 - 19:21

DUB

EYW

16h 51m

2 stops

19:51 - 16:20

EYW

DUB

15h 29m

2 stops

€642British Airways

Sat, 30 May - Sat, 6 Jun

08:00 - 16:36

DUB

EYW

36h 36m

2 stops

16:55 - 10:20

EYW

DUB

37h 25m

2 stops

€660United Airlines

Fri, 13 Mar - Fri, 20 Mar

10:40 - 22:19

DUB

EYW

15h 39m

1 stop

16:55 - 10:20

EYW

DUB

37h 25m

2 stops

€663United Airlines

Fri, 13 Mar - Fri, 20 Mar

11:30 - 13:45

DUB

EYW

30h 15m

1 stop

17:04 - 08:40

EYW

DUB

11h 36m

1 stop

€694American Airlines

Fri, 13 Mar - Fri, 20 Mar

08:00 - 16:36

DUB

EYW

36h 36m

2 stops

16:55 - 10:20

EYW

DUB

37h 25m

2 stops

€700United Airlines

Sat, 14 Mar - Sat, 21 Mar

12:05 - 16:36

DUB

EYW

32h 31m

1 stop

18:28 - 10:20

EYW

DUB

11h 52m

1 stop

€745United Airlines

Sat, 14 Mar - Sat, 21 Mar

16:10 - 13:42

DUB

EYW

26h 32m

1 stop

16:44 - 10:35

EYW

DUB

12h 51m

1 stop

€801American Airlines

Sat, 30 May - Sat, 6 Jun

08:00 - 14:55

DUB

EYW

34h 55m

2 stops

16:55 - 06:10

EYW

DUB

33h 15m

3 stops

€2,706United Airlines

Fri, 13 Mar - Fri, 20 Mar

Fly from

Route

Depart

Return

Price

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 30/5

07:30-19:21

2 stops16h 51m

Key West

Sat 6/6

19:51-16:20

2 stops15h 29m

€642

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 13/3

08:00-16:36

2 stops36h 36m

Key West

Fri 20/3

16:55-10:20

2 stops37h 25m

€660

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 13/3

10:40-22:19

1 stop15h 39m

Key West

Fri 20/3

16:55-10:20

2 stops37h 25m

€663

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 13/3

11:30-13:45

1 stop30h 15m

Key West

Fri 20/3

17:04-08:40

1 stop11h 36m

€694

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 14/3

08:00-16:36

2 stops36h 36m

Key West

Sat 21/3

16:55-10:20

2 stops37h 25m

€700

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 14/3

12:05-16:36

1 stop32h 31m

Key West

Sat 21/3

18:28-10:20

1 stop11h 52m

€745

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 30/5

16:10-13:42

1 stop26h 32m

Key West

Sat 6/6

16:44-10:35

1 stop12h 51m

€801

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 13/3

08:00-14:55

2 stops34h 55m

Key West

Fri 20/3

16:55-06:10

3 stops33h 15m

€2,706

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Key West flight deals and tips

Summary info about Key West flight prices, duration and airlines

Best Round-Trip Price	€642
Fastest flight time	16h 51m

The best round-trip flight price to Key West from Ireland in the last 72 hours is €642 (Dublin to Key West).

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The fastest flight to Key West from Ireland takes 16h 51m (Dublin to Key West).

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Frequently asked questions about flying to Key West

How long does it take to fly to Key West?

The flight from Ireland to Key West depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Key West (the most popular airport in Key West), then the flight time is 17h 46m on average. If you fly from Cork (another popular airport in Ireland) to Key West, then the average flight time is .

When did momondo last update prices for flights to Key West Airport?

Prices for flights to Key West Airport refresh daily.

How old do you have to be to fly to Key West Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Key West?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West.

Can I find flights to Key West with flexible booking policies on momondo?

All flight searches to Key West on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Key West?

Once all potential Key West flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.