Cheap flights from Glasgow Intl Airport to Ireland from £21

The month of January is, on average, the cheapest month to fly to Ireland from Glasgow Intl Airport, with most prices found around £52. If you’re not able to fly to Ireland in January, then April is your next best option. Flight prices from Glasgow Intl Airport to Ireland during April average around £60.

The cheapest day to depart on your flight to Ireland is on a Saturday when prices can be found for as low as £90. This is often the case because there is less demand to fly during this day of the week. Flights from Glasgow Intl Airport to Ireland on a Wednesday will generally be more expensive and average around £235. 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 Glasgow Intl Airport to Ireland when you can find flight prices for as low as £56. 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 £527. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Glasgow Intl to Dublin for the best Glasgow Intl - Ireland flight prices

You are more likely to see cheaper flights to Ireland from Glasgow Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £66 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 Glasgow Intl Airport for as low as £50 on momondo.

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

Ryanair and Loganair are the most popular carriers operating from Glasgow Intl to Ireland

Ryanair, Aer Lingus and Loganair are the top three most popular airlines that fly to Ireland from Glasgow Intl Airport according to our data. Ryanair is the first choice among our users, with 83% 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.

As of October 2026, 10 flights take off from Glasgow Intl Airport and land in Ireland each day. The most common flight departure time for this route is 08:00, with 61% of daily flights taking off in the afternoon.

As of October 2026, 73 flights take off from Glasgow Intl Airport and land in Ireland each week. The most common flight departure day for this route is Wed, with 21% of weekly flights taking off on this day.