Cheap flights from Incheon Intl Airport to Bangkok from £57

The month of September is, on average, the cheapest month to fly to Bangkok from Incheon Intl Airport, with most prices found around £115. The month of May is another great option to travel to Bangkok, with average flight prices from Incheon Intl Airport averaging around £125.

According to our data, Wednesday is the cheapest day to fly to Bangkok from Incheon Intl Airport. The lowest ticket price found for a Wednesday departure recently was £261. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Bangkok on Sunday is £619.

In the evening is the cheapest time of day to fly from Incheon Intl Airport to Bangkok when you can find flight prices for as low as £153. Flying to Bangkok in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around £533. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Bangkok from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around £167 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 Incheon Intl Airport for as low as £137 on momondo.

There are 3 cabin classes available to choose from on Incheon Intl 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 21% of flights between Incheon and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening 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. 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.

38 flights are operational daily from Incheon Intl Airport to Bangkok as of March 2026. The most popular departure time for this route is 17:00, with 37% of flights per day taking off in the evening.

The number of flights available between Incheon Intl Airport and Bangkok is 266 per week as of March 2026. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.