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

Return flights

12 Sep - 19 Sep	HK Express
23 Sep - 30 Sep	AirAsia X
08 Sep - 15 Sep	Air China
24 Sep - 29 Sep	AirAsia X
10 Sep - 16 Sep	Air China
23 Sep - 28 Sep	AirAsia X
29 Sep - 06 Oct	AirAsia X
01 Sep - 14 Sep	Air China
01 Sep - 10 Sep	Air China
01 Sep - 16 Sep	Air China
01 Sep - 08 Sep	Air China
25 Sep - 05 Oct	Scoot Tigerair
27 Sep - 02 Oct	AirAsia X
17 Sep - 01 Oct	Emirates
24 Sep - 08 Oct	Emirates
17 Sep - 02 Oct	Emirates
27 Sep - 06 Oct	AirAsia X
28 Sep - 04 Oct	Emirates
19 Sep - 01 Oct	Emirates
11 Sep - 03 Oct	Emirates

Also check the deals for one-way flights from Taipei 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 Taipei to London in September from $787

Return flights