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Flights to Key West

€625 Cheap flights to Key West

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Key West departing on 17/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Ireland to Key West

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:45 - 22:36
DUB
-
EYW
15h 51m
1 stop
American Airlines Logo
11:56 - 06:30
EYW
-
DUB
13h 34m
2 stops
€625American Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:35 - 14:51
DUB
-
EYW
32h 16m
1 stop
United Airlines Logo
14:35 - 10:40
EYW
-
DUB
15h 05m
2 stops
€631United Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:35 - 14:51
DUB
-
EYW
32h 16m
1 stop
United Airlines Logo
14:35 - 10:40
EYW
-
DUB
15h 05m
2 stops
€632United Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:35 - 11:24
DUB
-
EYW
28h 49m
1 stop
United Airlines Logo
18:22 - 10:40
EYW
-
DUB
11h 18m
1 stop
€633United Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:35 - 14:51
DUB
-
EYW
32h 16m
1 stop
United Airlines Logo
14:35 - 07:30
EYW
-
DUB
11h 55m
1 stop
€634United Airlines
Fri, 17 Apr - Tue, 21 Apr
United Airlines Logo
11:35 - 14:51
DUB
-
EYW
32h 16m
1 stop
United Airlines Logo
18:22 - 10:40
EYW
-
DUB
11h 18m
1 stop
€649United Airlines
Fri, 17 Apr - Tue, 21 Apr
American Airlines Logo
11:45 - 22:58
DUB
-
EYW
16h 13m
2 stops
American Airlines Logo
11:24 - 06:30
EYW
-
DUB
14h 06m
2 stops
€653American Airlines
Fri, 17 Apr - Tue, 21 Apr
American Airlines Logo
12:40 - 22:58
DUB
-
EYW
15h 18m
2 stops
American Airlines Logo
11:24 - 06:30
EYW
-
DUB
14h 06m
2 stops
€654American Airlines
Fri, 17 Apr - Tue, 21 Apr
Multiple Airlines Logo
12:40 - 22:58
DUB
-
EYW
15h 18m
2 stops
Multiple Airlines Logo
15:58 - 19:25
EYW
-
DUB
22h 27m
2 stops
€655Multiple Airlines
Fri, 24 Apr - Fri, 1 May
American Airlines Logo
12:40 - 22:36
DUB
-
EYW
14h 56m
2 stops
American Airlines Logo
11:56 - 06:30
EYW
-
DUB
13h 34m
2 stops
€672American Airlines
Fri, 17 Apr - Tue, 21 Apr

momondo Fare Finder

 
Locate flights to Key West that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 14 March 2026.
Use the filters below to find and compare flights to Key West that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:45-22:36

1 stop15h 51m

Key West

Tue 21/4

11:56-06:30

2 stops13h 34m

€625

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:35-14:51

1 stop32h 16m

Key West

Tue 21/4

14:35-10:40

2 stops15h 05m

€631

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:35-14:51

1 stop32h 16m

Key West

Tue 21/4

14:35-10:40

2 stops15h 05m

€632

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:35-11:24

1 stop28h 49m

Key West

Tue 21/4

18:22-10:40

1 stop11h 18m

€633

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:35-14:51

1 stop32h 16m

Key West

Tue 21/4

14:35-07:30

1 stop11h 55m

€634

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:35-14:51

1 stop32h 16m

Key West

Tue 21/4

18:22-10:40

1 stop11h 18m

€649

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

11:45-22:58

2 stops16h 13m

Key West

Tue 21/4

11:24-06:30

2 stops14h 06m

€653

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

12:40-22:58

2 stops15h 18m

Key West

Tue 21/4

11:24-06:30

2 stops14h 06m

€654

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 24/4

12:40-22:58

2 stops15h 18m

Key West

Fri 1/5

15:58-19:25

2 stops22h 27m

€655
Fastest return journey

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 17/4

12:40-22:36

2 stops14h 56m

Key West

Tue 21/4

11:56-06:30

2 stops13h 34m

€672

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

€625

Fastest flight time

15h 51m
The best round-trip flight price to Key West from Ireland in the last 72 hours is €625 (Dublin to Key West).
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The fastest flight to Key West from Ireland takes 15h 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 32h 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.

I’m not ready to book a flight to Key West right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Key West trip

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1 adult
Mon 13/4
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Find better results for your trip to Key West

Popular Flights to Key West

Popular routes according to searches in the past day on momondo
Dublin to Key West Flightsfrom €740