Cheap flights from Belfast Intl Airport to London from £24

The cheapest month to fly to London Luton Airport from Belfast Intl Airport is in January. Flight prices, which tend to average around £44, are often lower during this time because this is during the off-season. If you don’t want to visit London Luton Airport in January, then you should wait until March to fly from Belfast Intl Airport, when ticket prices are also cheap, with an average price of £50.

The cheapest day to depart from Belfast Intl Airport to London Luton Airport is on a Thursday. Travellers who choose to depart for London Luton Airport on a Thursday will often find tickets for as low as £71. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Luton Airport on Saturday is £101.

Our data shows that the cheapest Belfast Intl Airport to London Luton Airport flights are usually those with departure times in the evening. Our users have found flights to London Luton Airport in the evening for as low as £72. Try not to purchase tickets at midday because they tend to be around £92. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to London Luton Airport from Belfast Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Luton Airport for around £78 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Luton Airport from Belfast Intl Airport for as low as £51 on momondo.

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

Historically, on average around 17% 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 102 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, easyJet have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

1 flights are operational daily from Belfast Intl Airport to London Luton Airport as of September 2026. The most popular departure time for this route is 08:00, with 40% of flights per day taking off in the afternoon.

As of September 2026, there are 11 flights per week flying from Belfast Intl Airport to London Luton Airport. The most common day of the week flights depart is Fri, with 36% of flights taking off on this day.