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

Return flights

04 Sep - 02 Oct	Air China
02 Sep - 09 Sep	Air China
17 Sep - 30 Sep	Air China
04 Sep - 09 Sep	Air China
14 Sep - 02 Oct	Air China
11 Sep - 02 Oct	Air China
16 Sep - 30 Sep	Air China
16 Sep - 02 Oct	Air China
15 Sep - 02 Oct	Air China
03 Sep - 08 Sep	Air China
08 Sep - 30 Sep	Air China
17 Sep - 21 Oct	Air China
09 Sep - 22 Oct	Air China
18 Sep - 18 Oct	Air China
09 Sep - 21 Oct	Air China
03 Sep - 09 Sep	Air China
09 Sep - 30 Sep	Air China
15 Sep - 30 Sep	Air China
14 Sep - 30 Sep	Air China
15 Sep - 14 Oct	Air China

Also check the deals for one-way flights from London to Manila 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 Manila in September from 428€

Return flights