Ho Chi Minh City (SGN) to Siem Reap (SAI): 241 miles (387 km) great-circle, about 1h 00m nonstop by our estimate. Cheapest fare observed: $257 round-trip on airline K6, nonstop, departing June 17, 2026.
$257 round-trip, airline K6 K63821, departing 2026-06-17 at 20:25, returning 2026-06-20. The recorded itinerary left on a Wednesday, returning on a Saturday 3 nights later; the fare was observed 53 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $257, it ranked 15th of the 30 round-trip fares we recorded from SGN (median $257). That is 106.7 cents per great-circle mile (round-trip price over one-way distance), above the SGN median of 21.2 cents across 30 round-trip routes.
Routes from SGN of similar length: Nha Trang (192 mi) at $109 and Phu Quoc (186 mi) at $92.
SGN to SAI is the only one of 30 SGN routes where airline K6 priced cheapest. It is the 27th longest of the 30 routes we track from SGN.
Of 2 departure airports with a fare to Siem Reap, Ho Chi Minh City (SGN) ranked 2nd at $257. Lowest: $248 from Hanoi (HAN); highest: $257 from Ho Chi Minh City (SGN); 2 nonstop. Cheapest-fare airlines (routes): airline K6 (1) and Vietnam Airlines (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Ho_Chi_Minh, Asia/Phnom_Penh; flight time is our estimate.