Cheap flights from Osaka to Bangkok from $120

The month of September is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Osaka, with most prices found around $218. The month of January is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Osaka averaging around $251.

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Wednesday when prices can be found for as low as $806. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Osaka because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $962.

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is in the evening. Flights from Osaka to Bangkok Suvarnabhumi Airport during this time can be as low as $338. In the afternoon is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $985 per ticket.

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

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Osaka when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $334 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 Osaka for as low as $231 on momondo.

There are 3 cabin classes available to choose from on Osaka 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 9% on your flight if you consider stops on a Osaka to Bangkok Suvarnabhumi Airport flight.

As of March 2026, prices for Osaka to Bangkok Suvarnabhumi Airport flights are approximately 13% cheaper when compared to flights at the same time last year.

Thai Vietjet Air, Shenzhen Airlines, and Peach are the most popular carriers operating from Osaka to Bangkok Suvarnabhumi

Thai AirAsia X, Cathay Pacific and Peach are the top three most popular airlines that fly to Bangkok Suvarnabhumi Airport from Osaka according to our data. Thai AirAsia X is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Bangkok Suvarnabhumi Airport. Keep in mind that there are 4 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 9% of flights between Osaka and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 115 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

According to our data, Japan Airlines have had the least number of delays on this route over the last 12 months; with about 3% of their flights experiencing any sort of delay.

Shanghai (PVG) was the most common stop: 20% of momondo users choosing 1-stop flights on this route connected there.

Flights via Jinan (TNA) offer the lowest average round-trip price of $224.

Flights connecting via Macau (MFM) have the shortest average one-way travel time: 9h 55m.

Guangzhou (CAN) has the shortest average layover time for this route: 2h 03m.

As of March 2026, 15 flights take off from Osaka and land in Bangkok Suvarnabhumi Airport each day. The most common flight departure time for this route is 12:00AM, with 39% of daily flights taking off in the morning.

As of March 2026, there are 109 flights per week flying from Osaka to Bangkok Suvarnabhumi Airport. The most common day of the week flights depart is Tue, with 15% of flights taking off on this day.