Latest deals
When to book
FAQs
Price Alerts
Flights to Key West

€705 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 8/5. 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
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Key West

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
09:30 - 22:36
DUB
-
EYW
18h 06m
2 stops
American Airlines Logo
11:24 - 09:35
EYW
-
DUB
17h 11m
2 stops
€705American Airlines
Fri, 8 May - Tue, 12 May
American Airlines Logo
11:45 - 10:52
DUB
-
EYW
28h 07m
2 stops
American Airlines Logo
12:50 - 09:35
EYW
-
DUB
15h 45m
1 stop
€706American Airlines
Thu, 27 Aug - Mon, 31 Aug
American Airlines Logo
09:30 - 22:58
DUB
-
EYW
18h 28m
2 stops
American Airlines Logo
11:24 - 09:35
EYW
-
DUB
17h 11m
2 stops
€707American Airlines
Fri, 8 May - Tue, 12 May
American Airlines Logo
13:45 - 22:36
DUB
-
EYW
13h 51m
2 stops
American Airlines Logo
11:24 - 12:05
EYW
-
DUB
19h 41m
2 stops
€720American Airlines
Fri, 8 May - Tue, 12 May
American Airlines Logo
11:45 - 22:36
DUB
-
EYW
15h 51m
1 stop
American Airlines Logo
11:24 - 12:05
EYW
-
DUB
19h 41m
2 stops
€723American Airlines
Fri, 8 May - Tue, 12 May
American Airlines Logo
08:35 - 22:58
DUB
-
EYW
19h 23m
2 stops
American Airlines Logo
06:45 - 09:35
EYW
-
DUB
21h 50m
2 stops
€734American Airlines
Sat, 2 May - Wed, 6 May
American Airlines Logo
11:45 - 22:36
DUB
-
EYW
15h 51m
1 stop
American Airlines Logo
16:20 - 09:35
EYW
-
DUB
12h 15m
1 stop
€740American Airlines
Sat, 2 May - Wed, 6 May
American Airlines Logo
11:45 - 22:36
DUB
-
EYW
15h 51m
1 stop
American Airlines Logo
11:56 - 09:35
EYW
-
DUB
16h 39m
1 stop
€768American Airlines
Fri, 8 May - Tue, 12 May
American Airlines Logo
11:45 - 22:36
DUB
-
EYW
15h 51m
1 stop
American Airlines Logo
14:29 - 09:45
EYW
-
DUB
14h 16m
1 stop
€772American Airlines
Fri, 8 May - Tue, 12 May
Multiple Airlines Logo
19:50 - 10:58
DUB
-
EYW
44h 08m
3 stops
Multiple Airlines Logo
11:45 - 10:10
EYW
-
DUB
17h 25m
3 stops
€1,532Multiple Airlines
Thu, 27 Aug - Mon, 31 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 4 April 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 8/5

09:30-22:36

2 stops18h 06m

Key West

Tue 12/5

11:24-09:35

2 stops17h 11m

€705

DublinKey West

DUB - EYW

DUBEYW

Dublin

Thu 27/8

11:45-10:52

2 stops28h 07m

Key West

Mon 31/8

12:50-09:35

1 stop15h 45m

€706

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 8/5

09:30-22:58

2 stops18h 28m

Key West

Tue 12/5

11:24-09:35

2 stops17h 11m

€707

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 8/5

13:45-22:36

2 stops13h 51m

Key West

Tue 12/5

11:24-12:05

2 stops19h 41m

€720

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 8/5

11:45-22:36

1 stop15h 51m

Key West

Tue 12/5

11:24-12:05

2 stops19h 41m

€723

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 2/5

08:35-22:58

2 stops19h 23m

Key West

Wed 6/5

06:45-09:35

2 stops21h 50m

€734
Fastest return journey

DublinKey West

DUB - EYW

DUBEYW

Dublin

Sat 2/5

11:45-22:36

1 stop15h 51m

Key West

Wed 6/5

16:20-09:35

1 stop12h 15m

€740

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 8/5

11:45-22:36

1 stop15h 51m

Key West

Tue 12/5

11:56-09:35

1 stop16h 39m

€768

DublinKey West

DUB - EYW

DUBEYW

Dublin

Fri 8/5

11:45-22:36

1 stop15h 51m

Key West

Tue 12/5

14:29-09:45

1 stop14h 16m

€772

DublinKey West

DUB - EYW

DUBEYW

Dublin

Thu 27/8

19:50-10:58

3 stops44h 08m

Key West

Mon 31/8

11:45-10:10

3 stops17h 25m

€1,532

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

€705

Fastest flight time

18h 06m
The best round-trip flight price to Key West from Ireland in the last 72 hours is €705 (Dublin to Key West).
Search Deals
The fastest flight to Key West from Ireland takes 18h 06m (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 20h 28m 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/5
Mon 11/5
By creating a price alert you accept our terms of use and privacy policy.

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 €776