Cheap flights from Seoul to Bangkok from $197

If you are unable to visit Bangkok Suvarnabhumi Airport during the month of September, then departing from Seoul during the month May is also very affordable. Most momondo users find prices during this month for around $236.

On average, the least expensive day to fly to Bangkok Suvarnabhumi Airport from Seoul is on a Sunday. momondo users have found tickets for Sunday departures for as low as $361. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Bangkok Suvarnabhumi Airport on Monday is $672.

According to our data, the cheapest time of day to fly to Bangkok Suvarnabhumi Airport is in the afternoon. momondo users have found flights departing from Seoul to Bangkok Suvarnabhumi Airport in the afternoon for as low as $361. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $394 on average. Flights to Bangkok Suvarnabhumi Airport from Seoul in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Incheon Intl to Bangkok Suvarnabhumi for the best Seoul - Bangkok Suvarnabhumi flight prices

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $310 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Seoul for as low as $252 on momondo.

You could potentially save up to 43% on your flight if you consider stops on a Seoul to Bangkok Suvarnabhumi Airport flight.

As of May 2026, prices for Seoul to Bangkok Suvarnabhumi Airport flights are approximately 26% cheaper when compared to flights at the same time last year.

As of May 2026, 29 flights take off from Seoul and land in Bangkok Suvarnabhumi Airport each day. The most common flight departure time for this route is 09:00, with 45% of daily flights taking off at midday.

As of May 2026, there are 205 flights per week flying from Seoul to Bangkok Suvarnabhumi Airport. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.