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

Return flights

23 Sep - 30 Sep	Thai Airways
10 Sep - 14 Sep	Thai Airways
05 Sep - 13 Sep	Thai Airways
16 Sep - 24 Sep	Thai Airways
06 Sep - 20 Sep	Etihad Airways
22 Sep - 28 Sep	Thai Airways
03 Sep - 10 Sep	Thai Airways
16 Sep - 23 Sep	Thai Airways
18 Sep - 22 Sep	Thai Airways
16 Sep - 25 Sep	Thai Airways
27 Sep - 04 Oct	Saudia
29 Sep - 06 Oct	Saudia
29 Sep - 09 Oct	Saudia
24 Sep - 16 Oct	Cathay Pacific
18 Sep - 11 Oct	Saudia
27 Sep - 08 Oct	Saudia
29 Sep - 05 Oct	Saudia
27 Sep - 10 Oct	Saudia
29 Sep - 07 Oct	Saudia
27 Sep - 07 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 $727

Return flights