Air Incheon, Asiana Airlines, Jeju Air, Korean Air, VietJetAir, Vietnam Airlines and Thai Smile operate nonstop flights from Seoul (ICN) to Hanoi (HAN). The nonstop flight takes around ~3h 21m, covering 1,668 miles (2,684 km) and operates multiple daily. Updated 28 June 2026.
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Yes, Air Incheon, Asiana Airlines and 5 more airlines operate nonstop flights from Seoul (ICN) to Hanoi (HAN).
Air Incheon, Asiana Airlines, Jeju Air, Korean Air, VietJetAir, Vietnam Airlines, Thai Smile operate nonstop flights from Seoul to Hanoi.
The nonstop flight from Seoul to Hanoi takes ~3h 21m (approximately 2684 km).
Nonstop flights from Seoul to Hanoi operate multiple daily.