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Cheap flights from Ireland to Cardiff from £15

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CWL
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Ireland to Cardiff

Keep the following information in mind while searching for Ireland to Cardiff flight deals. Data was last updated 19 August 2025.

Round-trip from

£32

One-way from

£15

Popular in

April

Cheapest in

September

Average price

£66

Good round-trip deal

£39 or less

Good one-way deal

£20 or less
Ryanair
  • Ryanair
  • 14/9-21/9
  • Nonstop
  • 2h 00m total
  • Ireland to Cardiff
Search Deals
Ryanair
  • Ryanair
  • 30/8
  • Nonstop
  • 1h 00m total
  • Ireland to Cardiff
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Ireland to Cardiff Wales.
Search Deals
Price to beat on a one-way flight from Ireland to Cardiff Wales.
Search Deals

Find flight deals from Ireland to Cardiff

Cheapest flights from Ireland to Cardiff
Explore the most affordable flight options available from Ireland to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Sun 14/909:35DUB - CWL
Nonstop1h 00mRyanair
Sun 21/911:00CWL - DUB
Nonstop1h 00mRyanair
Deal found 17/8£32
Thu 2/1006:25DUB - CWL
Nonstop1h 00mRyanair
Sat 4/1009:00CWL - DUB
Nonstop1h 00mRyanair
Deal found 18/8£33
Fri 26/911:00DUB - CWL
Nonstop1h 00mRyanair
Tue 30/916:20CWL - DUB
Nonstop1h 00mRyanair
Deal found 17/8£43
Tue 21/1014:55DUB - CWL
Nonstop1h 00mRyanair
Thu 6/1110:30CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£47
Fri 26/911:00DUB - CWL
Nonstop1h 00mRyanair
Mon 29/913:10CWL - DUB
Nonstop1h 00mRyanair
Deal found 17/8£48
Sat 18/1006:30DUB - CWL
Nonstop1h 00mRyanair
Wed 5/1115:55CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£51
Tue 21/1014:55DUB - CWL
Nonstop1h 00mRyanair
Mon 3/1123:30CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£52
Sat 18/1006:30DUB - CWL
Nonstop1h 00mRyanair
Fri 7/1122:25CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£56
Tue 21/1014:55DUB - CWL
Nonstop1h 00mRyanair
Fri 7/1122:25CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£57
Fri 17/1011:00DUB - CWL
Nonstop1h 00mRyanair
Sat 8/1123:45CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£59
Sat 18/1006:30DUB - CWL
Nonstop1h 00mRyanair
Sun 9/1121:20CWL - DUB
Nonstop1h 05mRyanair
Deal found 17/8£60

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from Ireland to Cardiff that are best for you.

Fly from

Ireland

Fly to

Cardiff

Route

Depart

Return

Price

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 18/9

06:25-07:25

Nonstop1h 00m

Cardiff Wales

Mon 22/9

13:10-14:10

Nonstop1h 00m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sun 14/9

09:35-10:35

Nonstop1h 00m

Cardiff Wales

Sun 21/9

11:00-12:00

Nonstop1h 00m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 15/9

11:45-12:45

Nonstop1h 00m

Cardiff Wales

Mon 22/9

13:10-14:10

Nonstop1h 00m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 2/10

06:25-07:25

Nonstop1h 00m

Cardiff Wales

Sat 4/10

09:00-10:00

Nonstop1h 00m

£33

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 26/9

11:00-12:00

Nonstop1h 00m

Cardiff Wales

Tue 30/9

16:20-17:20

Nonstop1h 00m

£43

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Tue 21/10

14:55-15:55

Nonstop1h 00m

Cardiff Wales

Thu 6/11

10:30-11:35

Nonstop1h 05m

£47

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 26/9

11:00-12:00

Nonstop1h 00m

Cardiff Wales

Mon 29/9

13:10-14:10

Nonstop1h 00m

£48

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 18/10

06:30-07:30

Nonstop1h 00m

Cardiff Wales

Wed 5/11

15:55-17:00

Nonstop1h 05m

£51

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 23/10

06:25-07:25

Nonstop1h 00m

Cardiff Wales

Wed 5/11

15:55-17:00

Nonstop1h 05m

£51

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 30/8

06:30-07:30

Nonstop1h 00m

£15

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ireland to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Cardiff

What is the cheapest month to book a flight from Ireland to Cardiff?

Currently, July is the cheapest month in which you can book a flight from Ireland to Cardiff (average of £169). Flying from Ireland to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to CWL?

Find hourly flight availability from Ireland to Cardiff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

When flying from Ireland to Cardiff, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 14% versus a flight in the morning.

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cardiff. Reviews last updated 19 August 2025.
See what other customers who have flown with Ryanair from Ireland to Cardiff have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,153 reviews
Check prices

Entertainment

5.6

Crew

7.5

Food

6.0

Boarding

6.7

Comfort

6.5

Overall

6.9

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.
Ryanair
6.9
Okay
5,153 reviews
Ryanair
6.9
Okay
5,153 reviews
Check prices

Entertainment

5.6

Crew

7.5

Food

6.0

Boarding

6.7

Comfort

6.5

Overall

6.9

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cardiff from Ireland?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Cardiff from Ireland.

  • How popular is this Ireland to Cardiff flight route?

    The Ireland to Cardiff Wales flight path was viewed by 84 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ireland to Cardiff?

    A quick flight from Ireland to Cardiff can take about 1h. Ryanair provides one of the quickest options available for as low as £32. Ireland and Cardiff are separated by a distance of 186 mi. All flights are typically direct.

  • What are the cheapest flights from Ireland to Cardiff?

    On average you can expect to pay £50 for a flight from Ireland to Cardiff. The cheapest flight overall is £15 while the most popular route, (Dublin - Cardiff Wales) is currently priced at £32.

  • Can I find deals for flights from Ireland to Cardiff that include hotel bookings?

    Yes. In addition to deals on Ireland to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Cardiff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Cardiff.

  • Can I find deals for business class flights from Ireland to Cardiff?

    Yes. Cheapflights offers flight deals from Ireland to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Ireland to Cardiff (average of £169). Flying from Ireland to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Cardiff?

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

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Alternative routes for Ireland to Cardiff

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Top airline flying from Ireland to Cardiff

Discover the top airline that operate flights from Ireland to Cardiff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£32Average£68FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Cardiff?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to Cardiff. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Cardiff?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Cardiff from Ireland.

Can Cheapflights find flights from Ireland to Cardiff with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Cardiff, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ireland to Cardiff become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from Ireland today and book when prices fit your budget.

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