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

One-Way flights

21 Sep	Shenzhen Airlines
09 Sep	Hainan Airlines
11 Sep	Hainan Airlines
05 Sep	Hainan Airlines
14 Sep	Hainan Airlines
23 Sep	Thai AirAsia
22 Sep	AirAsia
20 Sep	Thai AirAsia
15 Sep	Thai Lion Air
24 Sep	Thai AirAsia

Also check the deals for return 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 one-way flights from Shenzhen to London in September from 288€

One-Way flights