Tokyo (HND) to Bangkok (BKK): 2,852 miles (4,590 km) great-circle, about 6h 10m nonstop by our estimate. Cheapest fare observed: $403 round-trip on Juneyao Air, with 1 stop, departing May 25, 2026.
$403 round-trip, Juneyao Air HO1386, departing 2026-05-25 at 00:05, returning 2026-06-01. The recorded itinerary left on a Monday, returning on a Monday 7 nights later; the fare was observed 30 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $403, it ranked 8th of the 30 round-trip fares we recorded from HND (median $554). That is 14.1 cents per great-circle mile (round-trip price over one-way distance), below the HND median of 24.0 cents across 30 round-trip routes.
Routes from HND of similar length: Novosibirsk (2,983 mi) at $1190 and Krasnoyarsk (2,612 mi) at $1309.
HND to BKK is the only one of 30 HND routes where Juneyao Air priced cheapest. It is the 14th longest of the 30 routes we track from HND.
Of 59 departure airports with a fare to Bangkok, Tokyo (HND) ranked 24th at $403. Lowest: $73 from Phuket (HKT); highest: $1428 from Mexico City (MEX); 14 nonstop. Cheapest-fare airlines (routes): Air India (5), Etihad (5), Thai Vietjet Air (4), Air China (3), Scoot (3) and Thai AirAsia (3), plus 31 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Tokyo, Asia/Bangkok; flight time is our estimate.