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

Return flights

29 Sep - 15 Oct	Ryanair
29 Sep - 08 Oct	Ryanair
28 Sep - 26 Oct	Pegasus Airlines
23 Sep - 10 Oct	Ryanair
25 Sep - 17 Oct	Pegasus Airlines
30 Sep - 27 Oct	Ryanair
29 Sep - 12 Oct	Ryanair
23 Sep - 29 Oct	Pegasus Airlines
27 Sep - 12 Oct	Ryanair
27 Sep - 24 Oct	Ryanair
22 Sep - 29 Sep	Ryanair
25 Sep - 29 Sep	Pegasus Airlines
25 Sep - 28 Sep	Pegasus Airlines
24 Sep - 28 Sep	Ryanair
23 Sep - 26 Sep	Ryanair
23 Sep - 25 Sep	Ryanair
24 Sep - 30 Sep	Ryanair
26 Sep - 28 Sep	easyJet
28 Sep - 30 Sep	Ryanair
27 Sep - 30 Sep	Emirates

Also check the deals for one-way flights from London 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 London to Shanghai in September from 476€

Return flights