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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 25/9. 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

Ryanair Logo
11:45 - 12:45DUB-CWL
1h 00mdirect
Ryanair Logo
13:10 - 14:10CWL-DUB
1h 00mdirect
£32Ryanair
Find Deal
Mon, 6 Oct - Mon, 20 Oct
Ryanair Logo
06:25 - 07:25DUB-CWL
1h 00mdirect
Ryanair Logo
13:10 - 14:10CWL-DUB
1h 00mdirect
£32Ryanair
Find Deal
Thu, 9 Oct - Mon, 13 Oct
Ryanair Logo
14:25 - 15:30DUB-CWL
1h 05mdirect
Ryanair Logo
15:55 - 17:00CWL-DUB
1h 05mdirect
£34Ryanair
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Ryanair Logo
11:45 - 12:45DUB-CWL
1h 00mdirect
Ryanair Logo
10:30 - 11:35CWL-DUB
1h 05mdirect
£37Ryanair
Find Deal
Mon, 20 Oct - Thu, 6 Nov
Ryanair Logo
11:00 - 12:00DUB-CWL
1h 00mdirect
Ryanair Logo
13:10 - 14:10CWL-DUB
1h 00mdirect
£37Ryanair
Find Deal
Fri, 3 Oct - Mon, 6 Oct
Ryanair Logo
20:55 - 22:00DUB-CWL
1h 05mdirect
Ryanair Logo
22:25 - 23:30CWL-DUB
1h 05mdirect
£45Ryanair
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
17:15 - 09:50DUB-CWL
16h 35m1 stop
Multiple Airlines Logo
22:25 - 23:30CWL-DUB
1h 05mdirect
£107Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
KLM Logo
20:45 - 09:15DUB-CWL
12h 30m1 stop
KLM Logo
17:15 - 22:25CWL-DUB
5h 10m1 stop
£191KLM
Find Deal
Thu, 16 Oct - Mon, 20 Oct
KLM Logo
05:55 - 17:05DUB-CWL
11h 10m1 stop
KLM Logo
17:15 - 22:25CWL-DUB
5h 10m1 stop
£202KLM
Find Deal
Sat, 11 Oct - Mon, 13 Oct
KLM Logo
05:55 - 17:05DUB-CWL
11h 10m1 stop
KLM Logo
17:15 - 08:20CWL-DUB
15h 05m1 stop
£203KLM
Find Deal
Sat, 11 Oct - Mon, 13 Oct

Ryanair flights from Ireland to Cardiff

Our best Ryanair deals on Ireland to Cardiff flight tickets
Ryanair
6 Oct
DUB11:45Dublin
1h 00m
CWL12:45Cardiff Wales
20 Oct
CWL13:10Cardiff Wales
1h 00m
DUB14:10Dublin
£32
Find similar
Ryanair
9 Oct
DUB06:25Dublin
1h 00m
CWL07:25Cardiff Wales
13 Oct
CWL13:10Cardiff Wales
1h 00m
DUB14:10Dublin
£32
Find similar
Ryanair
29 Oct
DUB14:25Dublin
1h 05m
CWL15:30Cardiff Wales
5 Nov
CWL15:55Cardiff Wales
1h 05m
DUB17:00Dublin
£34
Find similar

KLM flights from Ireland to Cardiff

Our best KLM deals on Ireland to Cardiff flight tickets
KLM
16 Oct
DUB20:45Dublin
12h 30m
1 stop
CWL09:15Cardiff Wales
20 Oct
CWL17:15Cardiff Wales
5h 10m
1 stop
DUB22:25Dublin
£191
Find similar
KLM
11 Oct
DUB05:55Dublin
11h 10m
1 stop
CWL17:05Cardiff Wales
13 Oct
CWL17:15Cardiff Wales
5h 10m
1 stop
DUB22:25Dublin
£202
Find similar
KLM
11 Oct
DUB05:55Dublin
11h 10m
1 stop
CWL17:05Cardiff Wales
13 Oct
CWL17:15Cardiff Wales
15h 05m
1 stop
DUB08:20Dublin
£203
Find similar

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 279,928 searches. Data last updated 17 September 2025.
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

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 6/10

11:45-12:45

Nonstop1h 00m

Cardiff Wales

Mon 20/10

13:10-14:10

Nonstop1h 00m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 9/10

06:25-07:25

Nonstop1h 00m

Cardiff Wales

Mon 13/10

13:10-14:10

Nonstop1h 00m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 29/10

14:25-15:30

Nonstop1h 05m

Cardiff Wales

Wed 5/11

15:55-17:00

Nonstop1h 05m

£34

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 20/10

11:45-12:45

Nonstop1h 00m

Cardiff Wales

Thu 6/11

10:30-11:35

Nonstop1h 05m

£37

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 3/10

11:00-12:00

Nonstop1h 00m

Cardiff Wales

Mon 6/10

13:10-14:10

Nonstop1h 00m

£37

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 31/10

20:55-22:00

Nonstop1h 05m

Cardiff Wales

Fri 7/11

22:25-23:30

Nonstop1h 05m

£45

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 31/10

17:15-09:50

1 stop16h 35m

Cardiff Wales

Fri 7/11

22:25-23:30

Nonstop1h 05m

£107

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 16/10

20:45-09:15

1 stop12h 30m

Cardiff Wales

Mon 20/10

17:15-22:25

1 stop5h 10m

£191

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 11/10

05:55-17:05

1 stop11h 10m

Cardiff Wales

Mon 13/10

17:15-22:25

1 stop5h 10m

£202

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 11/10

05:55-17:05

1 stop11h 10m

Cardiff Wales

Mon 13/10

17:15-08:20

1 stop15h 05m

£203

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 month to fly to Cardiff?

The month of September is, on average, the cheapest month to fly to Cardiff from Ireland, with most prices found around £50. If you are unable to visit Cardiff during the month of September, then departing from Ireland during the month October is also very affordable. Most momondo users find prices during this month for around £59.

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

The cheapest day to depart from Ireland to Cardiff is on a Tuesday. Travellers who choose to depart for Cardiff on a Tuesday will often find tickets for as low as £49. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Cardiff for around £94.

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

The cheapest time of day to fly to Cardiff is at midday when flights can be purchased for as low as £62. In the morning is when there is more demand to fly to Cardiff, so prices are often more expensive at around £67 per ticket.

What is the cheapest Ireland to Cardiff Wales flight route?

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

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

You are more likely to see cheaper flights to Cardiff from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Cardiff for around £91 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cardiff from Ireland for as low as £59 on momondo.

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

£20

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Cardiff

1 airport
The best one-way flight to Cardiff from Ireland in the past 72 hours is £20. The best return flight deal from Ireland to Cardiff found on momondo in the last 72 hours is £32.
The fastest flight from Ireland to Cardiff takes 1h 00m
Direct flights go from Ireland to Cardiff every day.
There is 1 airport near Cardiff: 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 refresh daily.

  • 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 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 layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Cardiff Wales Airport.

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

    The necessary travel and health documents for your Cardiff Wales Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 £31Free CancellationRating
6.8
5,157 reviews
Search Ryanair flights

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

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?

Flights from Ireland to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Ireland to Cardiff.

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

Yes momondo offers price alerts on flights to Cardiff from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Cardiff 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.
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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport