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

Return flights

06 Oct - 14 Oct	Air Arabia
20 Oct - 28 Oct	Air Arabia
20 Oct - 31 Oct	Air Arabia
08 Oct - 14 Oct	Oman Air
10 Oct - 14 Oct	Oman Air
12 Oct - 14 Oct	Oman Air
10 Oct - 15 Oct	Oman Air
20 Oct - 26 Oct	Air Arabia
21 Oct - 26 Oct	Air Arabia
20 Oct - 21 Oct	Air Arabia
28 Oct - 05 Nov	Air Arabia
27 Oct - 04 Nov	Air Arabia
27 Oct - 05 Nov	Air Arabia
25 Oct - 02 Nov	Air Arabia
28 Oct - 05 Nov	Turkish Airlines	direct
29 Oct - 30 Nov	Etihad Airways
31 Oct - 08 Nov	Etihad Airways
24 Oct - 01 Nov	Etihad Airways
27 Oct - 05 Nov	Turkish Airlines	direct
30 Oct - 13 Nov	Emirates

Also check the deals for one-way flights from Kuala Lumpur to Istanbul in October.

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 Istanbul in October from $455

Return flights