If you're looking to fly from New Tokyo International Airport to Bangkok, you might like to know that 04 / Sep / 2023 currently has the cheapest flights. At the moment, there are 12 airlines flying to Bangkok. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Bangkok.
But it's still worth looking at other options, as there are 92 flights to Bangkok every week. If you want to broaden your search, look at flights departing from other airports.
The distance between New Tokyo International Airport to Bangkok is 4653 km. Normally, it takes about 9 hrs 40 mins to fly, and you can definitely expect the journey to be at least 6 hrs 30 mins. You can see the various flight times in the results.
Searching by month, for instance, will show you the best time of the week to fly.