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C$24 Cheap Flights from Cardiff to Dublin

Compare Cardiff to Dublin flight deals

Find the cheapest month or even day of the year to fly to Dublin

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Flight deals from Cardiff to Dublin

Looking for a cheap last-minute deal or the best round-trip flight from Cardiff to Dublin? Find the lowest prices on one-way and round-trip tickets right here.
Dublin.C$24 per passenger.Departing Wed., Jan. 14.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Wed., Jan. 14, arriving in Dublin.Price includes taxes and charges.From C$24, select.
Dublin.C$27 per passenger.Departing Wed., Apr. 1.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Wed., Apr. 1, arriving in Dublin.Price includes taxes and charges.From C$27, select.
Dublin.C$27 per passenger.Departing Tue., May 12.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Tue., May 12, arriving in Dublin.Price includes taxes and charges.From C$27, select.
Dublin.C$27 per passenger.Departing Sun., Mar. 1.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Sun., Mar. 1, arriving in Dublin.Price includes taxes and charges.From C$27, select.
Dublin.C$27 per passenger.Departing Sun., Feb. 1.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Sun., Feb. 1, arriving in Dublin.Price includes taxes and charges.From C$27, select.
Dublin.C$40 per passenger.Departing Wed., Jul. 1.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Wed., Jul. 1, arriving in Dublin.Price includes taxes and charges.From C$40, select.
Dublin.C$40 per passenger.Departing Tue., Jun. 9.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Tue., Jun. 9, arriving in Dublin.Price includes taxes and charges.From C$40, select.
Dublin.C$43 per passenger.Departing Tue., Aug. 11.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Cardiff on Tue., Aug. 11, arriving in Dublin.Price includes taxes and charges.From C$43, select.

Find the cheapest month to fly from Cardiff to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Dublin flights are currently cheapest in January.
Jan.
from C$24
Feb.
from C$27
Mar.
from C$27
Apr.
from C$27
May
from C$27
Jun.
from C$40
Jul.
from C$40
Aug.
from C$43
Sep.
from C$47
Oct.
from C$43
Nov.
from C$411
Dec.
from C$378

Direct flights from Cardiff to Dublin

Cardiff to Dublin: Alternative routes

Compare routes from Cardiff to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Cardiff to Dublin: Flight information

The things to know before you go.
Cheapest flight foundC$24
Cheapest month to flyJanuary
Average flight time1 hr, 6 mins
Most popular airlineRyanair
Average flights per week8

Finding cheap flights from Cardiff to Dublin: Frequently asked questions

The best price we found for a return flight from Cardiff to Dublin is C$48. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 6 minutes is the average flight time from Cardiff to Dublin.
Ryanair, Aer Lingus and Emerald Airlines fly direct from Cardiff to Dublin.
As of January 2026, there are 8 flights per week flying from Cardiff to Dublin.
The cheapest month to fly from Cardiff to Dublin is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Dublin Airport on Sunday, January 18, 2026.
Yes – the average flight time is 1 hour and 6 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Dublin.

Flying from Cardiff Airport (CWL) to Dublin Airport (DUB): what you need to know

  • Expect to be in the air for 1 hour. That's the average journey time for a direct flight from Cardiff Airport to Dublin Airport. Dublin and Cardiff share the same timezone — UTC+0.

  • For the first departure, jump on the 07:05 flight from Cardiff Airport to Dublin Airport. If you'd like to leave later, the latest flight is at 22:45. With 3 flights every week from CWL to DUB, you can select the one that's best for you.

  • During popular months such as June, it's a good idea to get to the airport earlier than normal. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you travel during a high season in general.

  • We make it a piece of cake to get a flight with a stopover. To see all your options for flights from Cardiff Airport to Dublin Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour your chosen city. Some popular stopovers between CWL and DUB include:

    • Malaga Airport

    • Faro Airport

    • Amsterdam Airport Schiphol

  • Don't forget, you might need a visa to enter Ireland. Visa regulations can differ and travel documentation requirements change often. Before locking in your cheap ticket from CWL to DUB, check with your airline and your destination country's local embassy or consulate for up-to-date information.

How to find the cheapest flights from Cardiff Airport (CWL) to Dublin Airport (DUB)

  • The best price we've seen for a one-way ticket from Cardiff Airport to Dublin Airport is C$24. The cheapest price for a return flight is C$48. Keep in mind that fares may change due to demand at the time of booking.

  • Get cheap flight tickets from CWL to DUB by booking at least 8 months ahead. According to our research, that's the sweet spot for landing a bargain.

  • The cheapest month for flight tickets from Cardiff Airport to Dublin Airport is April. Use the 'Whole month' tool to see the lowest airfares if you have a flexible travel schedule.

  • Set up a Price Alert for cheap flight tickets from CWL to DUB. You don't need to check every day to see if prices have fallen. We'll update you the moment the price changes.

  • Take advantage of filters to find the ideal journey for you. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Cardiff Airport to Dublin Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Cardiff Airport (CWL)

  • Cardiff Airport is about 27 kilometres from central Cardiff. If you're catching a cab, driving or ride-sharing from the center, it'll take 31 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be approximately 1 hour and 6 minutes.

  • Want a hassle-free start to your travels? Stay near CWL. Whether you have an early flight from Cardiff Airport to Dublin Airport or just don't like being rushed, these stays are just the thing:

Arriving at Dublin Airport (DUB)

Getting from Dublin Airport (DUB) to central Dublin

  • Dublin Airport is approximately 21 kilometres from central Dublin. With a car rental or if you're catching a cab, the drive is around 29 minutes.

  • It takes roughly 2 hours and 9 minutes if you're traveling by public transport.

When to fly to Dublin Airport (DUB)

  • It's time to work out your travel dates for your flight from Cardiff Airport to Dublin Airport. August is the busiest month to visit Dublin. If you like a quieter vibe, go in February.

  • Lock in your flight from Cardiff Airport to Dublin Airport for July if you want to visit Dublin during its warmest month. Expect temperatures of between 10ºC and 20ºC.

  • Look for cheap flight tickets from CWL to DUB in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 1ºC and 9ºC on average.

More about Dublin

  • Start your Dublin trip right by finding a fantastic stay. After booking your flight from CWL to DUB, explore our accommodation options including:

  • There are so many things to see and do in this city it can be difficult to know where to start. Guinness Storehouse, Trinity College Library and Dublin Castle are leading attractions which should feature on every Dublin itinerary.

Complete your Dublin trip with hotels and a car rental

  • Comparing flights is not the only thing we're good at. Once you've secured your cheap ticket to Dublin Airport, explore our great car rental offers that'll give you the freedom and flexibility to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find the perfect Dublin stay.

Plan the rest of your trip from Cardiff to Dublin

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.