Cheap flights from Brussels to Istanbul from £86

In general, November is the cheapest month to fly from Brussels to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £115. If you are unable to visit Istanbul Airport during the month of November, then departing from Brussels during the month February is also very affordable. Most momondo users find prices during this month for around £132.

The cheapest day to depart from Brussels to Istanbul Airport is on a Thursday. Travellers who choose to depart for Istanbul Airport on a Thursday will often find tickets for as low as £539. The most expensive day to fly to Istanbul Airport is Saturday, with ticket prices averaging around £800.

Flying to Istanbul Airport from Brussels at midday is the least expensive time of day to depart. momondo users have found prices as low as £352 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £533 on average. Flights to Istanbul Airport from Brussels in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Brussels Bruxelles-National to Istanbul for the best Brussels - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul Airport from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around £188 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Brussels for as low as £147 on momondo.

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

Air Serbia, KLM, and Turkish Airlines are the most popular carriers operating from Brussels to Istanbul

Turkish Airlines, Ajet and Pegasus Airlines are the top three most popular airlines that fly to Istanbul Airport from Brussels according to our data. Turkish Airlines is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Istanbul Airport. Keep in mind that there are 3 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Brussels and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 129 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.

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

According to our data, Turkish Airlines have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between Brussels and Istanbul Airport is 14 per day as of June 2026. The most frequent departure time is 07:00, with 51% of daily flights leaving at midday.

As of June 2026, there are 98 flights per week flying from Brussels to Istanbul Airport. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.