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

Return flights

05 Sep - 17 Sep	Oman Air
24 Sep - 09 Oct	Oman Air
24 Sep - 03 Oct	Oman Air
10 Sep - 18 Sep	Oman Air
07 Sep - 22 Sep	Oman Air
08 Sep - 22 Sep	Oman Air
10 Sep - 17 Sep	Oman Air
10 Sep - 09 Oct	Oman Air
26 Sep - 08 Oct	Oman Air
07 Sep - 21 Sep	Oman Air
24 Sep - 30 Sep	Oman Air
17 Sep - 02 Oct	Oman Air
11 Sep - 17 Sep	Oman Air
26 Sep - 03 Oct	Oman Air
02 Sep - 30 Sep	Oman Air
08 Sep - 17 Sep	Oman Air
03 Sep - 04 Oct	Air Arabia
27 Sep - 10 Oct	Air Arabia
06 Sep - 05 Oct	Air Arabia
27 Sep - 18 Oct	Air Arabia

Also check the deals for one-way flights from Istanbul 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.

Book a cheap hotel in Kuala Lumpur

Cheap car rent in Kuala Lumpur

Cheapest return flights from Istanbul to Kuala Lumpur in September from 344€

Return flights