Bangkok (DMK) to Hong Kong (HKG): 1,048 miles (1,687 km) great-circle, about 2h 35m nonstop by our estimate. Cheapest fare observed: $254 round-trip on Thai AirAsia, nonstop, departing July 4, 2026.
$254 round-trip, Thai AirAsia FD518, departing 2026-07-04 at 08:10, returning 2026-08-08. The recorded itinerary left on a Saturday, returning on a Saturday 35 nights later; the fare was observed 70 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $254, it ranked 14th of the 30 round-trip fares we recorded from DMK (median $322). That is 24.2 cents per great-circle mile (round-trip price over one-way distance), close to the DMK median of 25.1 cents across 30 round-trip routes.
Routes from DMK of similar length: Guangzhou (1,057 mi) at $242 and Singapore (898 mi) at $235.
Thai AirAsia had the cheapest fare on 12 of 30 DMK routes. It is the 18th longest of the 30 routes we track from DMK.
Of 24 departure airports with a fare to Hong Kong, Bangkok (DMK) ranked 9th at $254. Lowest: $171 from Shanghai (PVG); highest: $1773 from Orlando (MCO); 13 nonstop. Cheapest-fare airlines (routes): HK Express (7), Cathay Pacific (2), Shandong Airlines (2), United Airlines (2), Alaska Airlines (1) and Emirates (1), plus 9 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Bangkok, Asia/Hong_Kong; flight time is our estimate.