Cheap flights from Ko Samui to Bangkok from R1 431

In general, May is the cheapest month to fly from Ko Samui to Bangkok. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R2 945. If you don’t want to visit Bangkok in May, then you should wait until February to fly from Ko Samui, when ticket prices are also cheap, with an average price of R3 743.

Fly from Ko Samui to Bangkok Suvarnabhumi for the best Ko Samui - Bangkok flight prices

You are more likely to see cheaper flights to Bangkok from Ko Samui when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around R4 433 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Ko Samui for as low as R2 612 on momondo.

There is only 1 cabin class available to choose from on Ko Samui to Bangkok 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 16% of flights between Ko Samui and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 101 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.

Tuesday 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, Bangkok Airways have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

The number of flights available between Ko Samui and Bangkok is 207 per day as of November 2026. The most frequent departure time is 14:00, with 38% of daily flights leaving in the afternoon.

The number of flights available between Ko Samui and Bangkok is 1 451 per week as of November 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.