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

Return flights

07 Sep - 14 Sep	China Eastern
17 Sep - 24 Sep	China Eastern
15 Sep - 15 Oct	China Eastern
23 Sep - 27 Sep	VietJet Air
11 Sep - 21 Sep	Saudia
15 Sep - 21 Sep	China Eastern
10 Sep - 16 Sep	China Eastern
05 Sep - 13 Sep	China Eastern
08 Sep - 14 Sep	China Eastern
25 Sep - 27 Sep	Saudia
26 Sep - 03 Oct	AirAsia
30 Sep - 06 Oct	AirAsia
26 Sep - 03 Oct	China Southern	direct
26 Sep - 11 Oct	Thai AirAsia
23 Sep - 07 Oct	Scoot
26 Sep - 05 Oct	Qatar Airways
27 Sep - 07 Oct	Scoot

Also check the deals for one-way flights from Guangzhou 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 Guangzhou to London in September from $735

Return flights