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

Return flights

26 Sep - 04 Oct	China Eastern
02 Sep - 09 Sep	China Eastern
28 Sep - 05 Oct	China Eastern
27 Sep - 04 Oct	China Eastern
03 Sep - 07 Sep	China Eastern
21 Sep - 14 Oct	Air China
03 Sep - 06 Sep	China Eastern
26 Sep - 06 Oct	China Eastern
26 Sep - 05 Oct	China Eastern
24 Sep - 17 Oct	Air China
24 Sep - 01 Oct	Air China
17 Sep - 01 Oct	Air China
21 Sep - 28 Sep	China Eastern
17 Sep - 24 Sep	China Eastern
23 Sep - 06 Oct	China Southern
04 Sep - 07 Sep	China Eastern
04 Sep - 06 Sep	China Eastern
20 Sep - 24 Sep	China Eastern
09 Sep - 11 Sep	China Eastern
17 Sep - 29 Sep	Air China

Also check the deals for one-way flights from London to Taipei 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 London to Taipei in September from $502

Return flights