Bangkok (DMK) to Beijing (BJS): 2,051 miles (3,300 km) great-circle, about 4h 35m nonstop by our estimate. Cheapest fare observed: $641 round-trip on Nok Air, with 2 stops, departing June 11, 2026.
$641 round-trip, Nok Air DD120, departing 2026-06-11 at 06:30, returning 2026-07-09. The recorded itinerary left on a Thursday, returning on a Thursday 28 nights later; the fare was observed 47 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $641, it ranked 19th of the 30 round-trip fares we recorded from DMK (median $322). That is 31.3 cents per great-circle mile (round-trip price over one-way distance), above the DMK median of 25.1 cents across 30 round-trip routes.
Routes from DMK of similar length: Bali (1,857 mi) at $328 and Seoul (2,273 mi) at $316.
Nok Air had the cheapest fare on 3 of 30 DMK routes. It is the 14th longest of the 30 routes we track from DMK.
Of 33 departure airports with a fare to Beijing, Bangkok (DMK) ranked 19th at $641. 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.