Cheap flights from Northern Ireland to Glasgow from £17

In general, September is the cheapest month to fly from Northern Ireland to Glasgow Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £67. If you’re not able to fly to Glasgow Intl Airport in September, then May is your next best option. Flight prices from Northern Ireland to Glasgow Intl Airport during May average around £73.

On average, the least expensive day to fly to Glasgow Intl Airport from Northern Ireland is on a Monday. momondo users have found tickets for Monday departures for as low as £56. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £98. These prices are subject to change though, so be sure to set up a Price Alert for flights to Glasgow Intl Airport.

In the evening is the cheapest time of day to fly from Northern Ireland to Glasgow Intl Airport when you can find flight prices for as low as £72. Flying to Glasgow Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights to Glasgow Intl Airport are more costly in the morning, with an average ticket price of £86. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Glasgow Intl Airport from Northern Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow Intl Airport for around £81 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow Intl Airport from Northern Ireland for as low as £56 on momondo.

There is only 1 cabin class available to choose from on Northern Ireland to Glasgow Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

The number of flights available between Northern Ireland and Glasgow Intl Airport is 3 per day as of August 2026. The most frequent departure time is 09:00, with 59% of daily flights leaving at midday.

As of August 2026, 27 flights take off from Northern Ireland and land in Glasgow Intl Airport each week. The most common flight departure day for this route is Fri, with 41% of weekly flights taking off on this day.