The cheapest Istanbul Sabiha to Hanoi return flight on the radar right now is €579, flying with AirAsia X + AirAsia via one or more connections. It covers departures in November 2026, and every dated link below opens that exact SAW–HAN search on Skyscanner. At 29% under the €812 we normally record here, it is one of the strongest SAW–HAN fares in our index. Across 107 recorded checks it has ranged between €515 and €1,540. Our sampling points to November 2026 as the cheapest month to fly Istanbul Sabiha to Hanoi.
Every fare here is re-confirmed against Skyscanner automatically, and each one is stamped with the moment it was last checked, so you can see how fresh it is instead of taking it on trust. Not flying from Istanbul Sabiha? We track 60 other departure cities for Hanoi, listed at the foot of this page.
Fares move quickly. If this Istanbul Sabiha to Hanoi price has gone by the time you search, shift the dates a day or two either side, because the same route is often still cheap just next door.