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

Return flights

21 Sep - 24 Sep	AirAsia
20 Sep - 27 Sep	AirAsia
20 Sep - 04 Oct	AirAsia
19 Sep - 12 Oct	AirAsia
09 Sep - 04 Oct	Oman Air
13 Sep - 28 Sep	IndiGo
08 Sep - 31 Oct	AirAsia
04 Sep - 20 Oct	AirAsia
12 Sep - 21 Sep	IndiGo
08 Sep - 15 Sep	AirAsia
04 Sep - 11 Sep	AirAsia
04 Sep - 05 Oct	AirAsia
10 Sep - 05 Oct	IndiGo
07 Sep - 14 Sep	Hainan Airlines
17 Sep - 24 Sep	Qatar Airways
10 Sep - 13 Sep	IndiGo
22 Sep - 30 Sep	Qatar Airways
07 Sep - 01 Oct	AirAsia
06 Sep - 11 Oct	AirAsia
06 Sep - 01 Oct	AirAsia

Also check the deals for one-way flights from Kuala Lumpur to Riyadh 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 Riyadh in September from $438

Return flights