€20 Find Cheap Flights from Cardiff to Ireland

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Cardiff to Ireland departing on 23/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Best Ireland Flight Deals from Cardiff

Cheapest return prices found by our users on KAYAK in the last 72 hours
Dublin
Dublindirect€38
Cork
Cork2 stops€149
Dublin
Dublindirect€38
Cork
Cork2 stops€149

Cheap Flights from Cardiff to Ireland

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Cardiff to Ireland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Cardiff to Ireland

Fri, 30 Jan - Fri, 6 Feb
Ryanair Logo
22:25 - 23:30
CWL
-
DUB
1h 05mdirect
Ryanair Logo
20:55 - 22:00
DUB
-
CWL
1h 05mdirect
€38Ryanair
Thu, 22 Jan - Mon, 26 Jan
Ryanair Logo
10:30 - 11:35
CWL
-
DUB
1h 05mdirect
Ryanair Logo
22:00 - 23:05
DUB
-
CWL
1h 05mdirect
€39Ryanair
Wed, 14 Jan - Thu, 15 Jan
Ryanair Logo
15:55 - 17:00
CWL
-
DUB
1h 05mdirect
Ryanair Logo
09:00 - 10:05
DUB
-
CWL
1h 05mdirect
€40Ryanair
Wed, 4 Feb - Fri, 6 Feb
Ryanair Logo
15:55 - 17:00
CWL
-
DUB
1h 05mdirect
Ryanair Logo
20:55 - 22:00
DUB
-
CWL
1h 05mdirect
€42Ryanair
Fri, 20 Feb - Thu, 26 Feb
Ryanair Logo
22:25 - 23:30
CWL
-
DUB
1h 05mdirect
Ryanair Logo
09:00 - 10:05
DUB
-
CWL
1h 05mdirect
€43Ryanair
Fri, 2 Jan - Mon, 5 Jan
Ryanair Logo
22:25 - 23:30
CWL
-
DUB
1h 05mdirect
Ryanair Logo
22:00 - 23:05
DUB
-
CWL
1h 05mdirect
€44Ryanair
Tue, 30 Dec - Mon, 5 Jan
Ryanair Logo
22:00 - 23:05
CWL
-
DUB
1h 05mdirect
Ryanair Logo
22:00 - 23:05
DUB
-
CWL
1h 05mdirect
€46Ryanair
Sat, 7 Mar - Wed, 11 Mar
Ryanair Logo
23:20 - 00:25
CWL
-
DUB
1h 05mdirect
Ryanair Logo
14:25 - 15:30
DUB
-
CWL
1h 05mdirect
€47Ryanair
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
20:25 - 16:30
CWL
-
ORK
20h 05m2 stops
Multiple Airlines Logo
11:50 - 19:40
ORK
-
CWL
7h 50m2 stops
€149Multiple Airlines
Fri, 6 Feb - Mon, 9 Feb
KLM Logo
17:15 - 23:25
CWL
-
ORK
6h 10m1 stop
KLM Logo
06:00 - 16:45
ORK
-
CWL
10h 45m1 stop
€310KLM
Booking Insights

KAYAK's insights & trends for Cardiff to Ireland flights

Get data-powered insights and trends into flights from Cardiff to Ireland to help you find the cheapest flights, the best time to fly, and much more.

What is the cheapest month to fly from Cardiff to Ireland?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Cardiff to Ireland, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Cardiff to Ireland is September, when tickets cost €58 (return) on average. On the other hand, the most expensive months are July and March, when the average cost of return tickets is €103 and €99 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Cardiff to Ireland, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below-average price on a flight from Cardiff to Ireland, you should book around 2 weeks before departure, which saves you about 48% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Good to know

Low seasonJanuary
Cheapest flight€19
Best time to beat the crowds (18% less expensive on average)
Most popular time to fly (12% more expensive on average)
Flight from Cardiff to Dublin

FAQs - booking Ireland flights

  • How does KAYAK find such low prices on flights from Cardiff to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Cardiff to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Cardiff to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Cardiff to Ireland is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Cardiff to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Cardiff to Ireland with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Cardiff to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Cardiff to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports