AirHint found the following cheapest one-way flights from Seoul (GMP) to Hanoi (HAN) in October 2026 (see full year).
One-Way flights
| 21 Oct | Jeju Air | ||
| 29 Oct | Korean Air | ||
| 03 Oct | Asiana Airlines | ||
| 18 Oct | Jeju Air | ||
| 04 Oct | Jeju Air | ||
| 01 Oct | Jeju Air | ||
| 23 Oct | Air China |
Also check the deals for return flights from Seoul to Hanoi in October.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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