€523 Cheap Flights to Key West in 2025/26

1 adult

0 bags

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

10:45 - 11:06DUB-EYW

29h 21m2 stops

13:59 - 17:00EYW-DUB

23h 01m2 stops

€523American Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

10:45 - 23:59DUB-EYW

18h 14m2 stops

20:01 - 17:00EYW-DUB

16h 59m2 stops

€523American Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

10:45 - 13:10DUB-EYW

31h 25m2 stops

13:59 - 17:00EYW-DUB

23h 01m2 stops

€524American Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

13:35 - 16:08DUB-EYW

31h 33m2 stops

14:22 - 07:30EYW-DUB

13h 08m1 stop

€535United Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

11:30 - 21:46DUB-EYW

15h 16m2 stops

20:05 - 08:40EYW-DUB

31h 35m2 stops

€543British Airways

Find Deal

Wed, 3 Dec - Wed, 10 Dec

11:30 - 21:46DUB-EYW

15h 16m2 stops

14:39 - 07:10EYW-DUB

35h 31m1 stop

€545British Airways

Find Deal

Wed, 3 Dec - Wed, 10 Dec

17:15 - 21:06DUB-EYW

31h 51m2 stops

12:22 - 08:45EYW-DUB

15h 23m2 stops

€554KLM

Find Deal

Sat, 1 Nov - Sat, 8 Nov

09:45 - 19:44DUB-EYW

14h 59m1 stop

11:45 - 07:45EYW-DUB

16h 00m1 stop

€582Delta

Find Deal

Fri, 6 Mar - Tue, 10 Mar

09:45 - 19:44DUB-EYW

14h 59m1 stop

14:35 - 07:45EYW-DUB

13h 10m1 stop

€584Delta

Find Deal

Fri, 6 Mar - Tue, 10 Mar

10:40 - 15:24DUB-EYW

33h 44m1 stop

14:47 - 07:30EYW-DUB

11h 43m1 stop

€600United Airlines

Find Deal

Wed, 3 Dec - Wed, 10 Dec

Fly from

Route

Depart

Return

Price

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

10:45-11:06

2 stops29h 21m

Key West

Tue 10/3

13:59-17:00

2 stops23h 01m

€523

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

10:45-23:59

2 stops18h 14m

Key West

Tue 10/3

20:01-17:00

2 stops16h 59m

€523

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

10:45-13:10

2 stops31h 25m

Key West

Tue 10/3

13:59-17:00

2 stops23h 01m

€524

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

13:35-16:08

2 stops31h 33m

Key West

Tue 10/3

14:22-07:30

1 stop13h 08m

€535

DublinKey West

DUB - EYW

DUBEYW

Dublin

Wed 3/12

11:30-21:46

2 stops15h 16m

Key West

Wed 10/12

20:05-08:40

2 stops31h 35m

€543

DublinKey West

DUB - EYW

DUBEYW

Dublin

Wed 3/12

11:30-21:46

2 stops15h 16m

Key West

Wed 10/12

14:39-07:10

1 stop35h 31m

€545

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 1/11

17:15-21:06

2 stops31h 51m

Key West

Sat 8/11

12:22-08:45

2 stops15h 23m

€554

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

09:45-19:44

1 stop14h 59m

Key West

Tue 10/3

11:45-07:45

1 stop16h 00m

€582

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 6/3

09:45-19:44

1 stop14h 59m

Key West

Tue 10/3

14:35-07:45

1 stop13h 10m

€584

DublinKey West

DUB - EYW

DUBEYW

Dublin

Wed 3/12

10:40-15:24

1 stop33h 44m

Key West

Wed 10/12

14:47-07:30

1 stop11h 43m

€600

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	€523
Fastest flight time	14h 59m

The best round-trip flight price to Key West from Ireland in the last 72 hours is €523 (Dublin to Key West).

Search Deals

The fastest flight to Key West from Ireland takes 14h 59m (Dublin to Key West).

Search Deals

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 15h 16m 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.