Cheap flights from Bangkok Suvarnabhumi Airport to Colombo from £131

The cheapest month to fly to Colombo from Bangkok Suvarnabhumi Airport is in January. Flight prices, which tend to average around £244, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Colombo, with average flight prices from Bangkok Suvarnabhumi Airport averaging around £251.

On average, the least expensive day to fly to Colombo from Bangkok Suvarnabhumi Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £282. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Bangkok Suvarnabhumi Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £337.

Our data shows that the cheapest Bangkok Suvarnabhumi Airport to Colombo flights are usually those with departure times in the afternoon. Our users have found flights to Colombo in the afternoon for as low as £281. Try not to purchase tickets at midday because they tend to be around £329. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Bangkok Suvarnabhumi to Colombo Bandaranaike Intl for the best Bangkok Suvarnabhumi - Colombo flight prices

You are more likely to see cheaper flights to Colombo from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo for around £288 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo from Bangkok Suvarnabhumi Airport for as low as £260 on momondo.

There are 2 cabin classes available to choose from on Bangkok Suvarnabhumi Airport to Colombo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air India, SriLankan Airlines, and Vietnam Airlines are the most popular carriers operating from Bangkok Suvarnabhumi to Colombo

SriLankan Airlines, Thai AirAsia and Thai Airways are the top three most popular airlines that fly to Colombo from Bangkok Suvarnabhumi Airport according to our data. SriLankan Airlines is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Colombo. Keep in mind that there are 3 different airlines that fly to Colombo on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Bangkok and Colombo have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

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

Sunday 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, Thai Airways have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of November 2026, there are 8 flights per day flying from Bangkok Suvarnabhumi Airport to Colombo. The most common time of day flights depart is 08:00, with 44% of flights taking off at midday.

As of November 2026, there are 60 flights per week flying from Bangkok Suvarnabhumi Airport to Colombo. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.