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Cheap flights from Cardiff to Dublin from €26

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Dublin departing on 23/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Cardiff to Dublin

Cheap return flights

These are some of the best return flight deals from Cardiff to Dublin that have been recently found on momondo from popular airlines, departing in the coming months.
16:10 - 17:10CWL-DUB
1h 00mdirect
11:50 - 12:50DUB-CWL
1h 00mdirect
€55Ryanair
Find Deal
Fri, 14 Mar - Mon, 17 Mar
16:10 - 17:10CWL-DUB
1h 00mdirect
08:20 - 09:20DUB-CWL
1h 00mdirect
€58Ryanair
Find Deal
Fri, 14 Mar - Sat, 15 Mar
20:15 - 15:15CWL-DUB
19h 00m1 stop
05:45 - 06:45DUB-CWL
1h 00mdirect
€152
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Tue, 8 Apr - Sat, 12 Apr
20:15 - 08:00CWL-DUB
11h 45m1 stop
05:45 - 06:45DUB-CWL
1h 00mdirect
€153
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Tue, 8 Apr - Sat, 12 Apr
17:25 - 08:05CWL-DUB
14h 40m1 stop
05:55 - 09:50DUB-CWL
3h 55m1 stop
€265KLM
Find Deal
Sat, 15 Mar - Mon, 17 Mar
17:15 - 22:25CWL-DUB
5h 10m1 stop
13:20 - 09:15DUB-CWL
19h 55m1 stop
€276KLM
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Fri, 6 Jun - Sun, 8 Jun
12:00 - 09:10CWL-DUB
21h 10m2 stops
10:10 - 11:30DUB-CWL
25h 20m2 stops
€487Aer Lingus
Find Deal
Sat, 26 Apr - Mon, 28 Apr
12:00 - 21:05CWL-DUB
9h 05m2 stops
14:10 - 11:30DUB-CWL
21h 20m2 stops
€569Aer Lingus
Find Deal
Sat, 5 Apr - Sun, 6 Apr
09:50 - 22:40CWL-DUB
12h 50m2 stops
06:00 - 16:45DUB-CWL
10h 45m2 stops
€684Air France
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Sun, 10 Aug - Wed, 13 Aug
09:50 - 22:40CWL-DUB
12h 50m2 stops
06:00 - 16:45DUB-CWL
10h 45m2 stops
€686Air France
Find Deal
Sun, 10 Aug - Wed, 13 Aug

Ryanair flights from Cardiff to Dublin

Our best Ryanair deals on Cardiff to Dublin flight tickets
Ryanair
14 Mar
CWL16:10Cardiff Wales
1h 00m
DUB17:10Dublin
17 Mar
DUB11:50Dublin
1h 00m
CWL12:50Cardiff Wales
Ryanair
14 Mar
CWL16:10Cardiff Wales
1h 00m
DUB17:10Dublin
15 Mar
DUB08:20Dublin
1h 00m
CWL09:20Cardiff Wales
Ryanair
14 Mar
CWL16:10Cardiff Wales
1h 00m
DUB17:10Dublin
15 Mar
DUB08:20Dublin
1h 00m
CWL09:20Cardiff Wales

KLM flights from Cardiff to Dublin

Our best KLM deals on Cardiff to Dublin flight tickets
KLM
15 Mar
CWL17:25Cardiff Wales
14h 40m
1 stop
DUB08:05Dublin
17 Mar
DUB05:55Dublin
3h 55m
1 stop
CWL09:50Cardiff Wales
KLM
6 Jun
CWL17:15Cardiff Wales
5h 10m
1 stop
DUB22:25Dublin
8 Jun
DUB13:20Dublin
19h 55m
1 stop
CWL09:15Cardiff Wales
KLM
10 Aug
CWL09:50Cardiff Wales
12h 35m
1 stop
DUB22:25Dublin
13 Aug
DUB17:20Dublin
15h 55m
1 stop
CWL09:15Cardiff Wales

See travel insights to Dublin from

How to get the cheapest flight ticket from Cardiff to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Cardiff and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of September, then book flights to Dublin from Cardiff during January instead. Flights to Dublin in January, while not as cheap as those in September, still average around €77.

What is the cheapest Cardiff Wales to Dublin flight route?

Fly from Cardiff Wales to Dublin for the best Cardiff Wales - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Cardiff when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €98 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Cardiff for as low as €55 on momondo.

What cabin class options are available on Cardiff Wales to Dublin flights?

There are 1 cabin classes available to choose from on Cardiff Wales to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cardiff to Dublin flight prices changed over time?

As of February 2025, prices for Cardiff to Dublin flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Cardiff to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Dublin (CWL to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Dublin

Best price found

€26

Fastest flight time

1h 00m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Dublin

1 airport
The best one-way flight to Dublin from Cardiff in the past 72 hours is €26. The best return flight deal from Cardiff to Dublin found on momondo in the last 72 hours is €55.
The fastest flight from Cardiff to Dublin takes 1h 00m
Direct flights go from Cardiff to Dublin on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: Ryanair and Aer Lingus..
There is 1 airport near Dublin: Dublin (DUB)

  • How far is Cardiff Wales to Dublin by plane?

    A flight from Cardiff Wales to Dublin will travel around 294.1 km. A reasonable flight in good conditions will take 1h 00m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Dublin Airport?

    Prices for flights from Cardiff Wales Airport to Dublin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Cardiff Wales Airport to Dublin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin 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 Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Cardiff to Dublin?


Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Enniscorthy
Dundalk
Swords
Naas
Arklow
Wicklow
Tullamore
Gorey
Cavan
Mullingar
Kildare
Portmarnock
Leixlip
Drogheda
Maynooth
Bray
Castleknock
Thurles

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to Dublin for you.

Can I find flights from Cardiff to Dublin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Dublin from Cardiff with this policy.

How can momondo help me find flights from Cardiff to Dublin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Dublin.

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

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Cardiff and alert you when they change.


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