What is the cheapest month to fly from Sihanoukville to Beijing?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Sihanoukville (KOS) to Beijing (PEK), with fares starting from $326.

What is the lowest current fare from KOS to PEK?

The lowest currently-listed fare from Sihanoukville (KOS) to Beijing (PEK) is $326 on 2026-08-12.

Is there a direct flight from Sihanoukville to Beijing?

There is currently no non-stop service from KOS to PEK. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Sihanoukville to Beijing

Cheapest current fares: $326 in August 2026 on connecting flights.

Last updated August 3, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Sihanoukville (KOS) to Beijing (PEK). Refreshed daily.

Sihanoukville (KOS) → Beijing (PEK)

August 2026 $326
January 2027 $389

Frequently asked questions

What is the cheapest month to fly from Sihanoukville to Beijing?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Sihanoukville (KOS) to Beijing (PEK), with fares starting from $326.
What is the lowest current fare from KOS to PEK?

The lowest currently-listed fare from Sihanoukville (KOS) to Beijing (PEK) is $326 on 2026-08-12.
Is there a direct flight from Sihanoukville to Beijing?

There is currently no non-stop service from KOS to PEK. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.