Cheap flights from Belfast City Airport to London from £19

The cheapest month to fly to London from Belfast City Airport is in December. Flight prices, which tend to average around £16, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Belfast City Airport averaging around £17.

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £72. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Belfast City Airport to London for around £89.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £116. Flights in the afternoon are often more expensive, with an average ticket price of £609.

Fly from Belfast City to London Luton for the best Belfast City - London flight prices

You are more likely to see cheaper flights to London from Belfast City Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £131 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Belfast City Airport for as low as £114 on momondo.

No. A direct flight is the cheapest option for a flight between Belfast City Airport to London.

As of May 2026, prices for Belfast City Airport to London flights are approximately 27% cheaper when compared to flights at the same time last year.

easyJet and British Airways are the most popular carriers operating from Belfast City to London

British Airways, easyJet and Aer Lingus are the top three most popular airlines that fly to London from Belfast City Airport according to our data. British Airways is the first choice among our users, with 76% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

As of May 2026, there are 10 flights per day flying from Belfast City Airport to London. The most common time of day flights depart is 16:00, with 59% of flights taking off at midday.

As of May 2026, there are 75 flights per week flying from Belfast City Airport to London. The most common day of the week flights depart is Fri, with 33% of flights taking off on this day.