Bangkok (BKK) to Beijing (BJS): 2,061 miles (3,317 km) great-circle, about 4h 35m nonstop by our estimate. Cheapest fare observed: $264 round-trip on Xiamen Airlines, with 1 stop, departing April 29, 2026.
$264 round-trip, Xiamen Airlines MF854, departing 2026-04-29 at 12:15, returning 2026-05-05. The recorded itinerary left on a Wednesday, returning on a Tuesday 6 nights later; the fare was observed 4 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $264, it ranked 17th of the 30 round-trip fares we recorded from BKK (median $259). That is 12.8 cents per great-circle mile (round-trip price over one-way distance), below the BKK median of 20.6 cents across 30 round-trip routes.
Routes from BKK of similar length: Bali (1,838 mi) at $254 and Shanghai (1,781 mi) at $263.
BKK to BJS is the only one of 30 BKK routes where Xiamen Airlines priced cheapest. It is the 14th longest of the 30 routes we track from BKK.
Of 33 departure airports with a fare to Beijing, Bangkok (BKK) ranked 6th at $264. Lowest: $166 from Hong Kong (HKG); highest: $2318 from Santo Domingo (SDQ); 5 nonstop. Cheapest-fare airlines (routes): China Southern (4), Hainan Airlines (3), Hong Kong Airlines (3), Korean Air (3), Air China (2) and China Eastern (2), plus 15 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Bangkok, Asia/Shanghai; flight time is our estimate.