Cheap flights from Seoul to Bangkok from $99

If you are unable to visit Bangkok Suvarnabhumi Airport during the month of September, then departing from Seoul during the month June is also very affordable. Most momondo users find prices during this month for around $253.

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 $371. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Bangkok Suvarnabhumi Airport on Tuesday is $841.

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 $371. 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 morning when prices are $523 on average. Flights to Bangkok Suvarnabhumi Airport from Seoul in the morning 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 $320 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 $263 on momondo.

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

No. A direct flight is the cheapest option for a flight between Seoul to Bangkok Suvarnabhumi Airport.

As of March 2026, prices for Seoul to Bangkok Suvarnabhumi Airport flights are approximately 25% cheaper when compared to flights at the same time last year.

As of March 2026, 45 flights take off from Seoul and land in Bangkok Suvarnabhumi Airport each day. The most common flight departure time for this route is 17:00, with 37% of daily flights taking off in the evening.

As of March 2026, there are 315 flights per week flying from Seoul to Bangkok Suvarnabhumi Airport. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.