AirHint found the following cheapest return flights from Osaka (KIX) to Istanbul (IST) in May 2026 (see full year).

Return flights

15 May - 22 May	Singapore Airlines
02 May - 05 May	China Eastern
05 May - 09 May	Asiana Airlines
05 May - 09 May	Turkish Airlines	direct
01 May - 05 May	Etihad Airways
01 May - 05 May	Turkish Airlines	direct

Also check the deals for one-way flights from Osaka to Istanbul in May.

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 Osaka to Istanbul in May from 563€

Return flights