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

Return flights

30 Sep - 11 Oct	Turkish Airlines
23 Sep - 29 Sep	Turkish Airlines
30 Sep - 14 Oct	Etihad Airways
26 Sep - 06 Oct	Etihad Airways
22 Sep - 30 Sep	Etihad Airways
26 Sep - 29 Sep	Etihad Airways
28 Sep - 11 Oct	Turkish Airlines
26 Sep - 07 Oct	Etihad Airways
23 Sep - 28 Sep	Etihad Airways
26 Sep - 09 Oct	Etihad Airways
24 Sep - 29 Sep	Etihad Airways
22 Sep - 25 Sep	Etihad Airways
29 Sep - 13 Oct	Etihad Airways
30 Sep - 08 Oct	Etihad Airways
26 Sep - 03 Oct	Etihad Airways
22 Sep - 14 Oct	Etihad Airways
14 Sep - 21 Sep	AirAsia
25 Sep - 27 Sep	Etihad Airways
15 Sep - 22 Sep	AirAsia
18 Sep - 22 Sep	AirAsia

Also check the deals for one-way flights from Kuala Lumpur 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 Kuala Lumpur to London in September from 477€

Return flights