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Did you mean flights from Shanghai to Sihanoukville?
Cambodia
Sihanoukville Airport (Kompong Som)
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China
Shanghai Hongqiao International Airport
At present, there are no direct flights from Sihanoukville to Shanghai.
However, there are several flights from KOS to SHA with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from KOS to SHA, and to see what flight schedules are available.
Shanghai is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Shanghai any time of the year, but the best months to explore are from to and from to .

Currently, there is only one airline that covers the full route (with 1 stopover) from Sihanoukville KOS to Shanghai SHA, which is China Southern.
All other flights from Sihanoukville to Shanghai are operated by a combination of multiple carriers, which are listed below:
Unfortunately, there are no alliances that cover the full route (with 1 stopover) from Sihanoukville KOS to Shanghai SHA at this moment.
You can fly the full journey from KOS to SHA in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy and Business Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy, Premium Economy, Business or First Class.
In total there are 3 aircraft types that cover the full route from Sihanoukville to Shanghai. These aircrafts are:
All other flights from Sihanoukville to Shanghai are operated by a combination of multiple aircraft types.
The distance between Sihanoukville and Shanghai is 1,823 miles (2,934 kilometers).
However, because there are no direct flights between KOS and SHA, the distance of the full journey varies between 1,853 and 2,198 miles (or 2,982 and 3,537 kilometers), depending on your stopover airport.
Flights from Sihanoukville to Shanghai take from 4 hours and 55 minutes up to 6 hours and 15 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There are 2 airports in Shanghai: Shanghai Hongqiao International Airport (SHA) and Shanghai Pudong International Airport (PVG).
From 4 hours and 55 minutes up to 6 hours and 15 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between KOS and SHA, the total distance of the full journey varies between 1,853 and 2,198 miles (or 2,982 and 3,537 kilometers), depending on your stopover airport.
China Southern is the only airline flying the full route from Sihanoukville to Shanghai.
Sky Angkor Airlines, China Eastern, Juneyao Airlines, Shandong Airlines, Spring Airlines, Shanghai Airlines, Xiamen Airlines, Hainan Airlines, Air China, Air Cambodia, Shenzhen Airlines, Cambodia Airways, Ruili Airlines and Lucky Air operate several connecting flights, but only partly.
There are no alliances flying from Sihanoukville to Shanghai at this moment.
You can fly the full route from Sihanoukville to Shanghai (with 1 stopover) in Economy and Business Class.
Aircraft types that fly the full route from Sihanoukville to Shanghai (with 1 stopover):
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