AirHint found the following cheapest return flights from Colombo (CMB) to Shanghai (PVG) in September 2025 (see full year).

Return flights

02 Sep - 07 Sep	Cathay Pacific
05 Sep - 08 Sep	Cathay Pacific
02 Sep - 10 Sep	Cathay Pacific
03 Sep - 11 Sep	Cathay Pacific
21 Sep - 11 Oct	AirAsia
29 Sep - 20 Oct	AirAsia
29 Sep - 18 Oct	AirAsia
29 Sep - 11 Oct	AirAsia
03 Sep - 07 Sep	AirAsia
03 Sep - 06 Sep	AirAsia
22 Sep - 11 Oct	AirAsia
23 Sep - 11 Oct	AirAsia
04 Sep - 10 Sep	Cathay Pacific
05 Sep - 11 Sep	Cathay Pacific
08 Sep - 22 Sep	Cathay Pacific
09 Sep - 22 Sep	Cathay Pacific
18 Sep - 08 Oct	AirAsia
21 Sep - 08 Oct	AirAsia
19 Sep - 08 Oct	AirAsia
21 Sep - 10 Oct	AirAsia

Also check the deals for one-way flights from Colombo to Shanghai in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Colombo to Shanghai in September from $339

Return flights