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Cheap flights from Ireland to Cardiff from €15

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Cardiff departing on 4/4. 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 Cardiff

Recent return flight deals from Ireland to Cardiff

Enter your travel dates to find the best prices.
Ryanair Logo
18:35 - 19:40
DUB
-
CWL
1h 05mdirect
Ryanair Logo
22:10 - 23:10
CWL
-
DUB
1h 00mdirect
€33Ryanair
Sat, 28 Mar - Mon, 30 Mar
Ryanair Logo
05:55 - 06:55
DUB
-
CWL
1h 00mdirect
Ryanair Logo
23:30 - 00:30
CWL
-
DUB
1h 00mdirect
€34Ryanair
Sat, 4 Apr - Wed, 15 Apr
Ryanair Logo
05:55 - 06:55
DUB
-
CWL
1h 00mdirect
Ryanair Logo
22:10 - 23:10
CWL
-
DUB
1h 00mdirect
€34Ryanair
Sat, 30 May - Mon, 1 Jun
Ryanair Logo
21:50 - 22:50
DUB
-
CWL
1h 00mdirect
Ryanair Logo
23:30 - 00:30
CWL
-
DUB
1h 00mdirect
€35Ryanair
Tue, 31 Mar - Wed, 1 Apr
Ryanair Logo
22:05 - 23:05
DUB
-
CWL
1h 00mdirect
Ryanair Logo
07:30 - 08:30
CWL
-
DUB
1h 00mdirect
€41Ryanair
Wed, 1 Apr - Sat, 11 Apr
Ryanair Logo
20:55 - 22:00
DUB
-
CWL
1h 05mdirect
Ryanair Logo
22:10 - 23:10
CWL
-
DUB
1h 00mdirect
€45Ryanair
Fri, 27 Mar - Mon, 30 Mar
Ryanair Logo
21:25 - 22:25
DUB
-
CWL
1h 00mdirect
Ryanair Logo
07:30 - 08:30
CWL
-
DUB
1h 00mdirect
€49Ryanair
Thu, 2 Apr - Sat, 11 Apr
Ryanair Logo
20:45 - 21:45
DUB
-
CWL
1h 00mdirect
Ryanair Logo
21:45 - 22:45
CWL
-
DUB
1h 00mdirect
€51Ryanair
Mon, 11 May - Sun, 17 May
Ryanair Logo
22:05 - 23:05
DUB
-
CWL
1h 00mdirect
Ryanair Logo
23:30 - 00:30
CWL
-
DUB
1h 00mdirect
€52Ryanair
Wed, 15 Jul - Wed, 22 Jul
Ryanair Logo
22:05 - 23:05
DUB
-
CWL
1h 00mdirect
Ryanair Logo
23:30 - 00:30
CWL
-
DUB
1h 00mdirect
€53Ryanair
Wed, 5 Aug - Wed, 19 Aug

Ryanair flights from Ireland to Cardiff

Our best Ryanair deals on Ireland to Cardiff flight tickets
Ryanair
28 Mar
DUB18:35Dublin
1h 05m
CWL19:40Cardiff Wales
30 Mar
CWL22:10Cardiff Wales
1h 00m
DUB23:10Dublin
€33
Ryanair
4 Apr
DUB05:55Dublin
1h 00m
CWL06:55Cardiff Wales
15 Apr
CWL23:30Cardiff Wales
1h 00m
DUB00:30Dublin
€34
Ryanair
14 Mar
DUB18:35Dublin
1h 05m
CWL19:40Cardiff Wales
16 Mar
CWL23:30Cardiff Wales
1h 05m
DUB00:35Dublin
€34

KLM flights from Ireland to Cardiff

Our best KLM deals on Ireland to Cardiff flight tickets
KLM
21 Mar
DUB17:15Dublin
16h 35m
1 stop
CWL09:50Cardiff Wales
24 Mar
CWL17:25Cardiff Wales
4h 45m
1 stop
DUB22:10Dublin
€393
KLM
11 Mar
DUB17:15Dublin
16h 35m
1 stop
CWL09:50Cardiff Wales
1 May
CWL09:45Cardiff Wales
12h 40m
1 stop
DUB22:25Dublin
€423
KLM
11 Mar
DUB17:15Dublin
16h 35m
1 stop
CWL09:50Cardiff Wales
1 May
CWL09:45Cardiff Wales
6h 55m
1 stop
DUB16:40Dublin
€495

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Cardiff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 9 March 2026.
Use the filters below to find and compare flights from Ireland to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 28/3

18:35-19:40

Nonstop1h 05m

Cardiff Wales

Mon 30/3

22:10-23:10

Nonstop1h 00m

€33
Fastest return journey

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 4/4

05:55-06:55

Nonstop1h 00m

Cardiff Wales

Wed 15/4

23:30-00:30

Nonstop1h 00m

€34

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 30/5

05:55-06:55

Nonstop1h 00m

Cardiff Wales

Mon 1/6

22:10-23:10

Nonstop1h 00m

€34

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Tue 31/3

21:50-22:50

Nonstop1h 00m

Cardiff Wales

Wed 1/4

23:30-00:30

Nonstop1h 00m

€35

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 1/4

22:05-23:05

Nonstop1h 00m

Cardiff Wales

Sat 11/4

07:30-08:30

Nonstop1h 00m

€41

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 27/3

20:55-22:00

Nonstop1h 05m

Cardiff Wales

Mon 30/3

22:10-23:10

Nonstop1h 00m

€45

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 2/4

21:25-22:25

Nonstop1h 00m

Cardiff Wales

Sat 11/4

07:30-08:30

Nonstop1h 00m

€49

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 11/5

20:45-21:45

Nonstop1h 00m

Cardiff Wales

Sun 17/5

21:45-22:45

Nonstop1h 00m

€51

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 15/7

22:05-23:05

Nonstop1h 00m

Cardiff Wales

Wed 22/7

23:30-00:30

Nonstop1h 00m

€52

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 5/8

22:05-23:05

Nonstop1h 00m

Cardiff Wales

Wed 19/8

23:30-00:30

Nonstop1h 00m

€53

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Cardiff from

How to get the cheapest flight ticket from Ireland to Cardiff

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 cheapest day to depart on your flight to Cardiff?

The cheapest day to depart from Ireland to Cardiff is on a Wednesday. Travellers who choose to depart for Cardiff on a Wednesday will often find tickets for as low as €137. On the other hand, Friday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €193.

What is the cheapest time of day to depart on your flight to Cardiff?

According to our data, the cheapest time of day to fly to Cardiff is in the evening. momondo users have found flights departing from Ireland to Cardiff in the evening for as low as €80. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive, with an average ticket price of €137.

What is the cheapest Ireland to Cardiff Wales flight route?

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

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

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

Cheap Ireland to Cardiff flight deals and tips

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

Best price found

€43

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Cardiff

1 airport
The best flight deal from Ireland to Cardiff found on momondo in the last 72 hours is €43
The fastest flight from Ireland to Cardiff takes 1h 00m
Direct flights go from Ireland to Cardiff every day.
There is 1 airport in Cardiff. From Ireland there are direct flights to Cardiff Wales (CWL).
Search flight deals

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

    Prices for flights from Ireland to Cardiff Wales Airport were last updated today.

  • How many operators does momondo search for flights from Ireland to Cardiff Wales Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Cardiff Wales Airport.

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

    The travel and health documents you'll need for your trip to Cardiff Wales 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 Cardiff Wales 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 Ireland to Cardiff?

Best airlines flying from Ireland to Cardiff

Compare and see reviews for airlines that fly from Ireland to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom €33Free CancellationRating
6.9
5,289 reviews
Search Ryanair flights

Why use momondo?

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

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 Cardiff from Ireland.

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

Yes. momondo allows you to filter the results for Ireland to Cardiff flights to just show those with flexible booking policies.

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

Once all potential Ireland to Cardiff 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 from Ireland to Cardiff right now. Can momondo alert me if prices change?

Price alerts on flights to Cardiff from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly your favourite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus
Ryanair