Every Istanbul–Osaka fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/istanbul-to-osaka/#2027-05-17-2027-05-31-CZhttps://flight.deals/flights/istanbul-to-osaka/#2027-05-17-2027-05-31-CZIST → KIX round-trip on China Southern, 2027-05-17 to 2027-05-31 (14 nights). Cached fare $685 vs typical $725.Tue, 01 Sep 2026 12:09:07 GMT