Cheap flights from Incheon Intl Airport to Bangkok from C$ 138

In general, September is the cheapest month to fly from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 212. If you’re not able to fly to Bangkok Suvarnabhumi Airport in September, then May is your next best option. Flight prices from Incheon Intl Airport to Bangkok Suvarnabhumi Airport during May average around C$ 228.

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Tuesday when prices can be found for as low as C$ 245. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to Bangkok Suvarnabhumi Airport for around C$ 567.

Our data shows that the cheapest Incheon Intl Airport to Bangkok Suvarnabhumi Airport flights are usually those with departure times in the afternoon. Our users have found flights to Bangkok Suvarnabhumi Airport in the afternoon for as low as C$ 263. In the morning is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around C$ 330 per ticket.

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

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around C$ 306 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 Incheon Intl Airport for as low as C$ 249 on momondo.

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

You could potentially save up to 15% on your flight if you consider stops on a Incheon Intl Airport to Bangkok Suvarnabhumi Airport flight.

As of April 2026, prices for Incheon Intl Airport to Bangkok Suvarnabhumi Airport flights are approximately 16% cheaper when compared to flights at the same time last year.

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 109 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 has had the least delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of April 2026, there are 33 flights per day flying from Incheon Intl Airport to Bangkok Suvarnabhumi Airport. The most common time of day flights depart is 7:00p.m., with 44% of flights taking off at noon.

The number of flights available between Incheon Intl Airport and Bangkok Suvarnabhumi Airport is 232 per week as of April 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.