Cheap flights from Belfast to London from R417

The month of February is, on average, the cheapest month to fly to London from Belfast, with most prices found around R1 951. If you are unable to visit London during the month of February, then departing from Belfast during the month January is also very affordable. Most momondo users find prices during this month for around R2 068.

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as R3 038. Try not to purchase tickets at midday because they tend to be around R20 239. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to London from Belfast when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around R3 126 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 for as low as R2 585 on momondo.

Historically, on average around 14% of flights between Belfast and London have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Ryanair have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

As of November 2026, there are 19 flights per day flying from Belfast to London. The most common time of day flights depart is 6:00, with 47% of flights taking off at midday.

As of November 2026, there are 135 flights per week flying from Belfast to London. The most common day of the week flights depart is Thu, with 36% of flights taking off on this day.