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

Return flights

26 Oct - 03 Nov	ANA
19 Oct - 27 Oct	ANA
28 Oct - 05 Nov	ANA
28 Oct - 03 Nov	ANA
03 Oct - 01 Nov	ANA
04 Oct - 01 Nov	ANA
16 Oct - 23 Oct	Turkish Airlines
23 Oct - 30 Oct	Turkish Airlines
25 Oct - 29 Oct	Turkish Airlines
03 Oct - 31 Oct	Japan Airlines
09 Oct - 20 Oct	Japan Airlines
14 Oct - 18 Oct	ANA
01 Oct - 06 Oct	Air France
19 Oct - 25 Oct	ANA
16 Oct - 22 Oct	ANA
30 Oct - 06 Nov	Turkish Airlines
30 Oct - 05 Nov	Turkish Airlines
31 Oct - 03 Nov	Turkish Airlines
26 Oct - 02 Nov	ANA
27 Oct - 02 Nov	ANA

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Osaka to Istanbul in October from $1174

Return flights