AirHint found the following cheapest return flights from London (LCY) to Kuala Lumpur (KUL) in September 2026 (see full year).

Return flights

02 Sep - 15 Sep	KLM
21 Sep - 12 Oct	KLM
01 Sep - 15 Sep	KLM
15 Sep - 20 Sep	KLM
20 Sep - 27 Sep	KLM
03 Sep - 17 Sep	SWISS
14 Sep - 27 Sep	KLM
15 Sep - 21 Sep	KLM
04 Sep - 20 Sep	KLM
18 Sep - 13 Oct	KLM
28 Sep - 05 Oct	KLM
07 Sep - 30 Sep	SWISS
01 Sep - 30 Sep	SWISS
21 Sep - 04 Oct	KLM
18 Sep - 21 Oct	KLM
24 Sep - 04 Oct	KLM
27 Sep - 04 Oct	KLM
24 Sep - 18 Oct	KLM
28 Sep - 07 Oct	SWISS
19 Sep - 08 Oct	KLM

Also check the deals for one-way flights from London to Kuala Lumpur 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 Kuala Lumpur in September from 770€

Return flights