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Flights to Key West

€630 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 1/11. 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
1 adult, Economy, 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.
United Airlines Logo
09:00 - 13:59
DUB
-
EYW
33h 59m
2 stops
United Airlines Logo
14:30 - 07:30
EYW
-
DUB
12h 00m
1 stop
€630United Airlines
Sun, 1 Nov - Thu, 10 Dec
United Airlines Logo
13:35 - 13:59
DUB
-
EYW
29h 24m
1 stop
United Airlines Logo
12:20 - 08:10
EYW
-
DUB
14h 50m
1 stop
€632United Airlines
Sun, 1 Nov - Thu, 10 Dec
Delta Logo
13:25 - 13:00
DUB
-
EYW
28h 35m
2 stops
Delta Logo
13:59 - 08:45
EYW
-
DUB
13h 46m
1 stop
€876Delta
Mon, 10 Aug - Mon, 17 Aug
Delta Logo
13:25 - 10:50
DUB
-
EYW
26h 25m
2 stops
Delta Logo
11:48 - 12:40
EYW
-
DUB
19h 52m
2 stops
€877Delta
Mon, 10 Aug - Mon, 17 Aug
Delta Logo
11:00 - 19:57
DUB
-
EYW
13h 57m
1 stop
Delta Logo
11:48 - 08:45
EYW
-
DUB
15h 57m
1 stop
€884Delta
Mon, 10 Aug - Mon, 17 Aug
Delta Logo
05:55 - 17:20
DUB
-
EYW
16h 25m
2 stops
Delta Logo
13:59 - 15:25
EYW
-
DUB
20h 26m
2 stops
€899Delta
Fri, 7 Aug - Fri, 14 Aug
KLM Logo
05:55 - 19:57
DUB
-
EYW
19h 02m
2 stops
KLM Logo
18:15 - 08:45
EYW
-
DUB
33h 30m
1 stop
€902KLM
Fri, 7 Aug - Fri, 14 Aug
KLM Logo
11:00 - 19:57
DUB
-
EYW
13h 57m
1 stop
KLM Logo
18:15 - 08:45
EYW
-
DUB
33h 30m
1 stop
€911KLM
Fri, 7 Aug - Fri, 14 Aug

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 28 June 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

Sun 1/11

09:00-13:59

2 stops33h 59m

Key West

Thu 10/12

14:30-07:30

1 stop12h 00m

€630

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sun 1/11

13:35-13:59

1 stop29h 24m

Key West

Thu 10/12

12:20-08:10

1 stop14h 50m

€632

DublinKey West

DUB - EYW

DUBEYW

Dublin

Mon 10/8

13:25-13:00

2 stops28h 35m

Key West

Mon 17/8

13:59-08:45

1 stop13h 46m

€876

DublinKey West

DUB - EYW

DUBEYW

Dublin

Mon 10/8

13:25-10:50

2 stops26h 25m

Key West

Mon 17/8

11:48-12:40

2 stops19h 52m

€877
Fastest return journey

DublinKey West

DUB - EYW

DUBEYW

Dublin

Mon 10/8

11:00-19:57

1 stop13h 57m

Key West

Mon 17/8

11:48-08:45

1 stop15h 57m

€884

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 7/8

05:55-17:20

2 stops16h 25m

Key West

Fri 14/8

13:59-15:25

2 stops20h 26m

€899

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 7/8

05:55-19:57

2 stops19h 02m

Key West

Fri 14/8

18:15-08:45

1 stop33h 30m

€902

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 7/8

11:00-19:57

1 stop13h 57m

Key West

Fri 14/8

18:15-08:45

1 stop33h 30m

€911

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

€630

Fastest flight time

33h 59m
The best round-trip flight price to Key West from Ireland in the last 5 days is €630 (Dublin to Key West).
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The fastest flight to Key West from Ireland takes 33h 59m (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 28h 35m 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.

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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 €998