AirHint found the following cheapest return flights from Shanghai (SHA) to London (LHR) in September 2025 (see full year).

Return flights

25 Sep - 01 Oct	Air China
19 Sep - 28 Sep	Air China
10 Sep - 18 Sep	Air China
25 Sep - 30 Sep	Air China
05 Sep - 12 Sep	Hainan Airlines
20 Sep - 24 Sep	Air China
19 Sep - 03 Oct	Air China
15 Sep - 24 Sep	Air China
07 Sep - 17 Sep	Hainan Airlines
24 Sep - 03 Oct	Air China
21 Sep - 28 Sep	Air China
13 Sep - 21 Sep	Air China
19 Sep - 23 Sep	Air China
25 Sep - 03 Oct	Air China
24 Sep - 12 Oct	Saudia
24 Sep - 04 Oct	Saudia
26 Sep - 05 Oct	Air China
25 Sep - 12 Oct	Air China
22 Sep - 05 Oct	Vietnam Airlines
20 Sep - 03 Oct	Saudia

Also check the deals for one-way flights from Shanghai to London 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 Shanghai to London in September from 615€

Return flights