Phuket (HKT) to Heihe (HEK): 3,349 miles (5,390 km) great-circle, about 7h 10m nonstop by our estimate. Cheapest fare observed: $565 round-trip on Shanghai Airlines, with 1 stop, departing June 1, 2026.
$565 round-trip, Shanghai Airlines FM8648, departing 2026-06-01 at 23:05, returning 2026-06-23. The recorded itinerary left on a Monday, returning on a Tuesday 22 nights later; the fare was observed 37 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $565, it ranked 17th of the 30 round-trip fares we recorded from HKT (median $523). That is 16.9 cents per great-circle mile (round-trip price over one-way distance), below the HKT median of 20.5 cents across 30 round-trip routes.
Routes from HKT of similar length: Novosibirsk (3,354 mi) at $922 and Astana (3,337 mi) at $678.
HKT to HEK is the only one of 30 HKT routes where Shanghai Airlines priced cheapest. It is the 11th longest of the 30 routes we track from HKT.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Bangkok, Asia/Shanghai; flight time is our estimate.