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

Return flights

10 Sep - 24 Sep	Hainan Airlines
08 Sep - 21 Sep	China Southern
17 Sep - 25 Sep	Emirates
15 Sep - 29 Sep	Emirates
09 Sep - 23 Sep	Hainan Airlines
10 Sep - 23 Sep	Hainan Airlines
07 Sep - 22 Sep	Hainan Airlines
19 Sep - 27 Sep	Emirates
23 Sep - 30 Sep	Emirates
10 Sep - 17 Sep	Hainan Airlines
23 Sep - 09 Oct	AirAsia
24 Sep - 09 Oct	Emirates
18 Sep - 03 Oct	Emirates
19 Sep - 04 Oct	Emirates
24 Sep - 08 Oct	Emirates
24 Sep - 05 Oct	Emirates
27 Sep - 04 Oct	Thai AirAsia
29 Sep - 06 Oct	AirAsia
28 Sep - 11 Oct	AirAsia
28 Sep - 08 Oct	AirAsia

Also check the deals for one-way flights from Shenzhen 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 Shenzhen to London in September from 628€

Return flights