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

Return flights

29 Sep - 09 Oct	Etihad Airways
30 Sep - 03 Oct	Emirates
30 Sep - 08 Oct	Singapore Airlines
30 Sep - 28 Oct	Emirates
30 Sep - 09 Oct	Emirates
30 Sep - 07 Oct	Emirates
30 Sep - 10 Oct	Emirates
29 Sep - 06 Oct	Emirates
24 Sep - 07 Oct	Singapore Airlines
30 Sep - 15 Oct	Emirates
21 Sep - 28 Sep	Qatar Airways
24 Sep - 28 Sep	British Airways	direct
23 Sep - 28 Sep	British Airways	direct
18 Sep - 22 Sep	Qatar Airways
21 Sep - 25 Sep	Batik Air Malaysia
25 Sep - 28 Sep	Emirates
23 Sep - 27 Sep	Qatar Airways
21 Sep - 24 Sep	Qatar Airways
18 Sep - 27 Sep	SriLankan Airlines
20 Sep - 28 Sep	Batik Air Malaysia

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 $694

Return flights