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

Return flights

25 Sep - 01 Oct	Cathay Pacific
02 Sep - 06 Sep	Cathay Pacific
03 Sep - 08 Sep	Cathay Pacific
24 Sep - 30 Sep	Cathay Pacific
24 Sep - 01 Oct	Cathay Pacific
19 Sep - 24 Sep	Cathay Pacific
15 Sep - 18 Sep	Cathay Pacific
25 Sep - 25 Sep	Air Macau
05 Sep - 21 Sep	Cathay Pacific
14 Sep - 18 Sep	Cathay Pacific
05 Sep - 15 Sep	Cathay Pacific
13 Sep - 16 Sep	Cathay Pacific
30 Sep - 07 Oct	Cathay Pacific
30 Sep - 07 Oct	EVA Air	direct
27 Sep - 04 Oct	Juneyao Airlines	direct

Also check the deals for one-way flights from Kaohsiung 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 Kaohsiung to Shanghai in September from $261

Return flights