Sapporo (CTS) to Bangkok (BKK): 3,152 miles (5,073 km) great-circle, about 6h 50m nonstop by our estimate. Cheapest fare observed: $466 round-trip on Hong Kong Airlines, with 1 stop, departing May 13, 2026.
$466 round-trip, Hong Kong Airlines HX691, departing 2026-05-13 at 15:55, returning 2026-05-15. The recorded itinerary left on a Wednesday, returning on a Friday 2 nights later; the fare was observed 18 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $466, it ranked 10th of the 16 round-trip fares we recorded from CTS (median $388). That is 14.8 cents per great-circle mile (round-trip price over one-way distance), below the CTS median of 23.7 cents across 16 round-trip routes.
Routes from CTS of similar length: Tashkent (3,598 mi) at $848 and Singapore (3,688 mi) at $466.
CTS to BKK is the only one of 16 CTS routes where Hong Kong Airlines priced cheapest. It is the 6th longest of the 16 routes we track from CTS.
Of 59 departure airports with a fare to Bangkok, Sapporo (CTS) ranked 29th at $466. 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.