Cheap flights from Wales to Ireland from £13

The month of June is, on average, the cheapest month to fly to Ireland from Wales, with most prices found around £40. If you’re not able to fly to Ireland in June, then September is your next best option. Flight prices from Wales to Ireland during September average around £47.

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as £46. This is often the case because there is less demand to fly during this day of the week. Flights from Wales to Ireland on a Thursday will generally be more expensive and average around £67. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from Wales to Ireland when you can find flight prices for as low as £55. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. Flights to Ireland are more costly at midday, with an average ticket price of £90. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Ireland from Wales when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £57 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 Wales for as low as £37 on momondo.

There are 2 cabin classes available to choose from on Wales to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair, Aer Lingus, and KLM are the most popular carriers operating from Wales to Ireland

Ryanair, Aer Lingus and KLM are the top three most popular airlines that fly to Ireland from Wales according to our data. Ryanair is the first choice among our users, with 97% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 3 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

33 flights are operational daily from Wales to Ireland as of September 2026. The most popular departure time for this route is 07:00, with 50% of flights per day taking off at midday.

232 flights are operational weekly from Wales to Ireland as of September 2026. The most popular departure day for this route is Mon, with 22% of flights per week taking off on this day.