The cheapest Istanbul to Shanghai return flight on the radar right now is €368, flying with AirAsia X via one or more connections. It covers departures in January 2027, and every dated link below opens that exact IST–PVG search on Skyscanner. At 29% under the €516 we normally record here, it is one of the strongest IST–PVG fares in our index. Across 90 recorded checks it has ranged between €361 and €781. Our sampling points to January 2027 as the cheapest month to fly Istanbul to Shanghai.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Istanbul? We track 60 other departure cities for Shanghai, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Istanbul to Shanghai is often still worth booking within a day or two of the fare we found.