Cheap flights from Bangkok to Tokyo from £135

In general, September is the cheapest month to fly from Bangkok to Tokyo Narita Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £235. If you’re not able to fly to Tokyo Narita Airport in September, then August is your next best option. Flight prices from Bangkok to Tokyo Narita Airport during August average around £272.

Our data shows that Tuesday is the least expensive day to fly to Tokyo Narita Airport. Tickets to fly out on this day can be as low as £319. On the other hand, Wednesday is the most expensive day to depart from Bangkok because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £423.

Our most recent data shows that the best time of day to fly to Tokyo Narita Airport is in the evening. Flights from Bangkok to Tokyo Narita Airport during this time can be as low as £323. Flights to Tokyo Narita Airport are more costly in the morning, with an average ticket price of £346. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Bangkok Don Mueang Intl to Tokyo Narita for the best Bangkok - Tokyo Narita flight prices

You are more likely to see cheaper flights to Tokyo Narita Airport from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo Narita Airport for around £302 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo Narita Airport from Bangkok for as low as £261 on momondo.

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

VietJet Air, Vietnam Airlines, and Jeju Air are the most popular carriers operating from Bangkok to Tokyo Narita

Thai AirAsia X, ZIPAIR and Vietnam Airlines are the top three most popular airlines that fly to Tokyo Narita Airport from Bangkok according to our data. Thai AirAsia X is the first choice among our users, with 53% of people opting to fly with this airline when travelling to Tokyo Narita Airport. Keep in mind that there are 3 different airlines that fly to Tokyo Narita Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between Bangkok and Tokyo have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

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

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

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

24 flights are operational daily from Bangkok to Tokyo Narita Airport as of August 2026. The most popular departure time for this route is 07:00, with 65% of flights per day taking off at midday.

As of August 2026, 168 flights take off from Bangkok and land in Tokyo Narita Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.