Cheap flights from Brussels to Bangkok from $319

If you aren’t able to travel during the month of September, then book flights to Bangkok from Brussels during May instead. Flights to Bangkok in May, while not as cheap as those in September, still average around $717.

On average, the least expensive day to fly to Bangkok from Brussels is on a Monday. momondo users have found tickets for Monday departures for as low as $977. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Brussels to Bangkok on a Tuesday will generally be more expensive and average around $1,022. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

You are more likely to see cheaper flights to Bangkok from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $810 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Brussels for as low as $754 on momondo.

Hainan Airlines, Juneyao Airlines, and Etihad Airways are the most popular carriers operating from Brussels to Bangkok

Thai Airways, Etihad Airways and Emirates are the top three most popular airlines that fly to Bangkok from Brussels according to our data. Thai Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 15 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Brussels and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

According to our data, Thai Airways have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

As of February 2026, there are 2 flights per day flying from Brussels to Bangkok. The most common time of day flights depart is 1:00PM, with 100% of flights taking off in the afternoon.

The number of flights available between Brussels and Bangkok is 14 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.