Cheap flights from Ko Samui to Bangkok from $133

The month of February is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Ko Samui, with most prices found around $194. The month of September is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Ko Samui averaging around $196.

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Saturday when prices can be found for as low as $192. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Ko Samui because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $826.

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is at noon. Flights from Ko Samui to Bangkok Suvarnabhumi Airport during this time can be as low as $188. In the evening is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $785 per ticket.

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

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Ko Samui when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $248 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Ko Samui for as low as $128 on momondo.

There are 3 cabin classes available to choose from on Ko Samui to Bangkok Suvarnabhumi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Bangkok Airways is the most popular carrier operating from Ko Samui to Bangkok Suvarnabhumi

Bangkok Airways, Thai AirAsia and Thai Lion Air are the top three most popular airlines that fly to Bangkok Suvarnabhumi Airport from Ko Samui according to our data. Bangkok Airways is the first choice among our users, with 80% of people opting to fly with this airline when traveling to Bangkok Suvarnabhumi Airport. Keep in mind that there are 3 different airlines that fly to Bangkok Suvarnabhumi Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% 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 95 minutes.

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

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

According to our data, Bangkok 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 March 2026, there are 192 flights per day flying from Ko Samui to Bangkok Suvarnabhumi Airport. The most common time of day flights depart is 7:00AM, with 42% of flights taking off in the afternoon.

As of March 2026, 1,344 flights take off from Ko Samui and land in Bangkok Suvarnabhumi Airport each week. The most common flight departure day for this route is Thu, with 27% of weekly flights taking off on this day.