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

Return flights

14 Sep - 28 Sep	Pegasus Airlines
16 Sep - 24 Sep	Pegasus Airlines
27 Sep - 12 Oct	Pegasus Airlines
05 Sep - 12 Sep	Pegasus Airlines
09 Sep - 21 Sep	Ryanair
30 Sep - 06 Oct	Ryanair
08 Sep - 25 Sep	Ryanair
09 Sep - 24 Sep	Ryanair
04 Sep - 13 Sep	Pegasus Airlines
16 Sep - 25 Sep	AJet
28 Sep - 12 Oct	Ryanair
24 Sep - 08 Oct	Ryanair
01 Sep - 17 Sep	Ryanair
16 Sep - 29 Sep	Ryanair
24 Sep - 05 Oct	Ryanair
02 Sep - 08 Oct	Ryanair
30 Sep - 11 Oct	Ryanair
29 Sep - 06 Oct	Ryanair
27 Sep - 07 Oct	Ryanair
30 Sep - 07 Oct	Ryanair

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 573€

Return flights