June is the cheapest month to fly this route, with average fares around $397 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $428 | $408 | ||
| June 2026 | $397 | $391 | Best | |
| July 2026 | $427 | $364 | ||
| August 2026 | $465 | $440 | Peak |
Departing on Wednesday offers the lowest average fares at $410. Friday departures are the most expensive at $427, a difference of $17.
The best time to fly is June. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Bangkok to Tokyo is June, with average round-trip fares around $397. The lowest fare found in June is $391.
Wednesday departures are the cheapest, averaging $410 round trip. The most expensive day is Friday at $427.
Based on current pricing trends, booking for June travel offers the best value. Avoid August if possible, as fares average $465 compared to $397 in the cheapest month. May is a solid middle-ground option at $428.
Flying in June instead of August can save you approximately $68 per round trip. The cheapest month averages $397 while the most expensive averages $465.
Airlines, flight times, price calendar, and more for Bangkok to Tokyo
View BKK → NRT Details