Cheap flights from Wales to Belfast from £18

The cheapest month to fly to Belfast from Wales is in October. Flight prices, which tend to average around £102, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £112.

The cheapest time of day to fly to Belfast is in the morning when flights can be purchased for as low as £123. Flights to Belfast are more costly at midday, with an average ticket price of £177. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Cardiff Wales to Belfast City for the best Wales - Belfast flight prices

You are more likely to see cheaper flights to Belfast from Wales when booking weeks ahead of your departure date. In general, you can expect to find flights to Belfast for around £122 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast from Wales for as low as £91 on momondo.

16 flights are operational daily from Wales to Belfast as of February 2026. The most popular departure time for this route is 12:00, with 60% of flights per day taking off in the afternoon.

112 flights are operational weekly from Wales to Belfast as of February 2026. The most popular departure day for this route is Fri, with 22% of flights per week taking off on this day.