AirHint found the following cheapest return flights from Osaka (ITM) to Istanbul (IST) in April 2026 (see full year).
Return flights
| 18 Apr - 25 Apr | Japan Airlines | ||
| 10 Apr - 25 Apr | ANA | ||
| 25 Apr - 02 May | Japan Airlines | ||
| 27 Apr - 04 May | Japan Airlines |
Also check the deals for one-way flights from Osaka to Istanbul in April.
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