Hong Kong (HKG) to Bangkok (BKK): 1,050 miles (1,690 km) great-circle, about 2h 35m nonstop by our estimate. Cheapest fare observed: $233 round-trip on HK Express, nonstop, departing June 6, 2026.
$233 round-trip, HK Express UO704, departing 2026-06-06 at 07:25, returning 2026-06-10. The recorded itinerary left on a Saturday, returning on a Wednesday 4 nights later; the fare was observed 42 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $233, it ranked 7th of the 30 round-trip fares we recorded from HKG (median $303). That is 22.2 cents per great-circle mile (round-trip price over one-way distance), close to the HKG median of 22.1 cents across 30 round-trip routes.
Routes from HKG of similar length: Cebu (1,064 mi) at $268 and Phu Quoc (1,065 mi) at $200.
HK Express had the cheapest fare on 10 of 30 HKG routes. It is the 23rd longest of the 30 routes we track from HKG.
Of 59 departure airports with a fare to Bangkok, Hong Kong (HKG) ranked 9th at $233. 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.
The reverse, Bangkok (BKK) to Hong Kong (HKG), was $197 round-trip on Emirates, nonstop, departing July 4, 2026. Bangkok to Hong Kong flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Hong_Kong, Asia/Bangkok; flight time is our estimate.