AirHint found the following cheapest return flights from Beijing (PEK) to London (LGW) in September 2025 (see full year).

Return flights

05 Sep - 13 Sep	Emirates
08 Sep - 30 Sep	Emirates
08 Sep - 15 Sep	Emirates
09 Sep - 23 Sep	Emirates
07 Sep - 30 Sep	Emirates
04 Sep - 13 Sep	Emirates
04 Sep - 30 Oct	Emirates
06 Sep - 20 Sep	Emirates
09 Sep - 13 Sep	Emirates
03 Sep - 11 Sep	Emirates
18 Sep - 25 Sep	Emirates
18 Sep - 02 Oct	Emirates
30 Sep - 12 Oct	Emirates
20 Sep - 07 Oct	Emirates
26 Sep - 07 Oct	Emirates
20 Sep - 06 Oct	Ethiopian Airlines
29 Sep - 06 Oct	Ethiopian Airlines
27 Sep - 06 Oct	Ethiopian Airlines
28 Sep - 11 Oct	Emirates
30 Sep - 09 Oct	Emirates

Also check the deals for one-way flights from Beijing 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 Beijing to London in September from $668

Return flights