Cheap flights from London Gatwick Airport to Northern Ireland from £30

In general, January is the cheapest month to fly from London Gatwick Airport to Northern Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £15. If you’re not able to fly to Northern Ireland in January, then February is your next best option. Flight prices from London Gatwick Airport to Northern Ireland during February average around £17.

The cheapest day to depart from London Gatwick Airport to Northern Ireland is on a Tuesday. Travellers who choose to depart for Northern Ireland on a Tuesday will often find tickets for as low as £78. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £106. These prices are subject to change though, so be sure to set up a Price Alert for flights to Northern Ireland.

Flying to Northern Ireland from London Gatwick Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as £96 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £133 on average. Flights to Northern Ireland from London Gatwick Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from London Gatwick to Belfast City for the best London Gatwick - Northern Ireland flight prices

You are more likely to see cheaper flights to Northern Ireland from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Northern Ireland for around £94 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Northern Ireland from London Gatwick Airport for as low as £58 on momondo.

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

As of June 2026, there are 3 flights per day flying from London Gatwick Airport to Northern Ireland. The most common time of day flights depart is 19:00, with 44% of flights taking off in the afternoon.

23 flights are operational weekly from London Gatwick Airport to Northern Ireland as of June 2026. The most popular departure day for this route is Mon, with 30% of flights per week taking off on this day.