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Cheap flights from Cardiff to Ireland from £17

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 Ireland departing on 24/1. 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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Cheap return flights

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Ryanair Logo
20:05 - 21:10CWL-DUB
1h 05mdirect
Ryanair Logo
22:00 - 23:05DUB-CWL
1h 05mdirect
£32Ryanair
Find Deal
sam., 6 déc. - lun., 15 déc.
Ryanair Logo
22:25 - 23:30CWL-DUB
1h 05mdirect
Ryanair Logo
09:00 - 10:05DUB-CWL
1h 05mdirect
£35Ryanair
Find Deal
ven., 26 déc. - jeu., 1 janv.
Ryanair Logo
20:05 - 21:10CWL-DUB
1h 05mdirect
Ryanair Logo
22:00 - 23:05DUB-CWL
1h 05mdirect
£36Ryanair
Find Deal
sam., 6 déc. - lun., 15 déc.
Ryanair Logo
20:05 - 21:10CWL-DUB
1h 05mdirect
Ryanair Logo
18:35 - 19:40DUB-CWL
1h 05mdirect
£37Ryanair
Find Deal
sam., 6 déc. - sam., 13 déc.
Ryanair Logo
20:05 - 21:10CWL-DUB
1h 05mdirect
Ryanair Logo
22:15 - 23:20DUB-CWL
1h 05mdirect
£39Ryanair
Find Deal
sam., 13 déc. - sam., 20 déc.
Ryanair Logo
10:30 - 11:35CWL-DUB
1h 05mdirect
Ryanair Logo
18:35 - 19:40DUB-CWL
1h 05mdirect
£40Ryanair
Find Deal
jeu., 11 déc. - sam., 13 déc.
Multiple Airlines Logo
22:25 - 13:05CWL-ORK
14h 40m2 stops
Multiple Airlines Logo
11:25 - 22:00ORK-CWL
10h 35m2 stops
£124Multiple Airlines
Find Deal
ven., 9 janv. - ven., 16 janv.
KLM Logo
10:20 - 15:00CWL-ORK
28h 40m2 stops
KLM Logo
15:40 - 16:55ORK-CWL
25h 15m2 stops
£355KLM
Find Deal
ven., 12 déc. - lun., 15 déc.
KLM Logo
10:20 - 15:00CWL-ORK
28h 40m2 stops
KLM Logo
17:15 - 09:50ORK-CWL
16h 35m1 stop
£356KLM
Find Deal
ven., 12 déc. - lun., 15 déc.
KLM Logo
10:20 - 15:00CWL-ORK
28h 40m2 stops
KLM Logo
17:15 - 09:50ORK-CWL
16h 35m1 stop
£358KLM
Find Deal
ven., 12 déc. - lun., 15 déc.

Ryanair flights from Cardiff to Ireland

Our best Ryanair deals on Cardiff to Ireland flight tickets
Ryanair
6 Dec
CWL20:05Cardiff Wales
1h 05m
DUB21:10Dublin
15 Dec
DUB22:00Dublin
1h 05m
CWL23:05Cardiff Wales
£32
Find similar
Ryanair
5 Dec
CWL22:25Cardiff Wales
1h 05m
DUB23:30Dublin
8 Dec
DUB22:00Dublin
1h 05m
CWL23:05Cardiff Wales
£33
Find similar
Ryanair
26 Dec
CWL22:25Cardiff Wales
1h 05m
DUB23:30Dublin
1 Jan
DUB09:00Dublin
1h 05m
CWL10:05Cardiff Wales
£35
Find similar

KLM flights from Cardiff to Ireland

Our best KLM deals on Cardiff to Ireland flight tickets
KLM
15 Jan
CWL10:20Cardiff Wales
13h 05m
1 stop
ORK23:25Cork
18 Jan
ORK13:25Cork
20h 25m
1 stop
CWL09:50Cardiff Wales
£267
Find similar
KLM
8 Jan
CWL17:25Cardiff Wales
6h 00m
1 stop
ORK23:25Cork
15 Jan
ORK06:00Cork
10h 55m
1 stop
CWL16:55Cardiff Wales
£345
Find similar
KLM
9 Jan
CWL17:15Cardiff Wales
23h 30m
1 stop
ORK16:45Cork
11 Jan
ORK06:00Cork
10h 50m
1 stop
CWL16:50Cardiff Wales
£349
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Ireland 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 27 novembre 2025.
Use the filters below to find and compare flights from Cardiff to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

sam. 6/12

20:05-21:10

Nonstop1h 05m

Dublin

lun. 15/12

22:00-23:05

Nonstop1h 05m

£32

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

ven. 26/12

22:25-23:30

Nonstop1h 05m

Dublin

jeu. 1/1

09:00-10:05

Nonstop1h 05m

£35

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

sam. 6/12

20:05-21:10

Nonstop1h 05m

Dublin

lun. 15/12

22:00-23:05

Nonstop1h 05m

£36

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

sam. 6/12

20:05-21:10

Nonstop1h 05m

Dublin

sam. 13/12

18:35-19:40

Nonstop1h 05m

£37

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

sam. 13/12

20:05-21:10

Nonstop1h 05m

Dublin

sam. 20/12

22:15-23:20

Nonstop1h 05m

£39

CardiffDublin

CWL - DUB

CWLDUB

Cardiff Wales

jeu. 11/12

10:30-11:35

Nonstop1h 05m

Dublin

sam. 13/12

18:35-19:40

Nonstop1h 05m

£40

CardiffCork

CWL - ORK

CWLORK

Cardiff Wales

ven. 9/1

22:25-13:05

2 stops14h 40m

Cork

ven. 16/1

11:25-22:00

2 stops10h 35m

£124

CardiffCork

CWL - ORK

CWLORK

Cardiff Wales

ven. 12/12

10:20-15:00

2 stops28h 40m

Cork

lun. 15/12

15:40-16:55

2 stops25h 15m

£355

CardiffCork

CWL - ORK

CWLORK

Cardiff Wales

ven. 12/12

10:20-15:00

2 stops28h 40m

Cork

lun. 15/12

17:15-09:50

1 stop16h 35m

£356

CardiffCork

CWL - ORK

CWLORK

Cardiff Wales

ven. 12/12

10:20-15:00

2 stops28h 40m

Cork

lun. 15/12

17:15-09:50

1 stop16h 35m

£358

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Ireland from

How to get the cheapest flight ticket from Cardiff to Ireland

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 Ireland?

The month of September is, on average, the cheapest month to fly to Ireland from Cardiff, with most prices found around £52. If you’re not able to fly to Ireland in September, then November is your next best option. Flight prices from Cardiff to Ireland during November average around £64.

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

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as £62. This is often the case because there is less demand to fly during this day of the week. Flights from Cardiff to Ireland on a Friday will generally be more expensive and average around £89. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the evening is the cheapest time of day to fly from Cardiff to Ireland when you can find flight prices for as low as £75. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. Flights to Ireland are more costly in the morning, with an average ticket price of £78. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Cardiff Wales to Ireland flight route?

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

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

You are more likely to see cheaper flights to Ireland from Cardiff when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £75 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Cardiff for as low as £45 on momondo.

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

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

Can stopping save me money on Cardiff to Ireland flights?

No. A direct flight is the cheapest option for a flight between Cardiff to Ireland.

Cheap Cardiff to Ireland flight deals and tips

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

Best price found

£26

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Ireland

1 airport
The best one-way flight to Ireland from Cardiff in the past 72 hours is £26. The best return flight deal from Cardiff to Ireland found on momondo in the last 72 hours is £47.
The fastest flight from Cardiff to Ireland takes 1h 00m
Direct flights go from Cardiff to Ireland every day.
There is 1 airport near Ireland: Dublin (DUB)
Search flight deals

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

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

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

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

    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 Cardiff Wales Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Cardiff to Ireland

Compare and see reviews for airlines that fly from Cardiff to Ireland with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £32Free CancellationRating
6.8
5,206 reviews
Search Ryanair flights
Aer LingusPriceFrom £46Free CancellationRating
7.2
1,381 reviews
Search Aer Lingus flights
KLMPriceFrom £160Free CancellationRating
7.7
1,423 reviews
Search KLM flights

Why use momondo?

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

It is quick and easy to find Cardiff to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

Yes. All flights to Ireland from Cardiff on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ireland from Cardiff.

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

Yes momondo offers price alerts on flights to Ireland from Cardiff. 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 Ireland trip

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sam. 27/12
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Find better results for your trip to Ireland

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