Cheap flights from Tokyo Narita Airport to Bangkok from $172

If you aren’t able to travel during the month of March, then book flights to Bangkok from Tokyo Narita Airport during June instead. Flights to Bangkok in June, while not as cheap as those in March, still average around $119.

On average, the least expensive day to fly to Bangkok from Tokyo Narita Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $642. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Tokyo Narita Airport to Bangkok on a Friday will generally be more expensive and average around $779. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Bangkok is in the afternoon. momondo users have found flights departing from Tokyo Narita Airport to Bangkok in the afternoon for as low as $423. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $774. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Tokyo Narita to Bangkok Suvarnabhumi for the best Tokyo Narita - Bangkok flight prices

You are more likely to see cheaper flights to Bangkok from Tokyo Narita Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Tokyo Narita Airport for as low as $343 on momondo.

Juneyao Airlines, Thai Lion Air, and Thai AirAsia X are the most popular carriers operating from Tokyo Narita to Bangkok

Thai AirAsia X, Thai Airways and Air Japan are the top three most popular airlines that fly to Bangkok from Tokyo Narita Airport according to our data. Thai AirAsia X is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 7 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Tokyo 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 early afternoon have, in the past, seen delays more frequently in comparison.

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

According to our data, ANA have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of May 2026, there are 26 flights per day flying from Tokyo Narita Airport to Bangkok. The most common time of day flights depart is 6:00PM, with 42% of flights taking off in the evening.

187 flights are operational weekly from Tokyo Narita Airport to Bangkok as of May 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.