AirHint found the following cheapest one-way flights from Istanbul (IST) to Hanoi (HAN) in December 2026 (see full year).
One-Way flights
| 08 Dec | Kuwait Airways | ||
| 21 Dec | Thai Airways | ||
| 21 Dec | Turkish Airlines | direct | |
| 08 Dec | Turkish Airlines | direct |
Also check the deals for return flights from Istanbul to Hanoi in December.
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