Cheap flights from Seoul to Hanoi
1,668 mi · 45m average nonstop
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Quick answer: Seoul to Hanoi at a glance
Cheap flights from Seoul (ICN) to Hanoi (HAN) cover 1,668 miles (2,683 km) in about 45m nonstop, with 3 airlines flying direct — a long-haul international route. Search Kayak for today's cheapest live fare. Route difficulty 5/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Seoul to Hanoi covers 1,668 miles (2,684 km) in approximately 0 hour 45 minutes. 3 airlines offer direct flights on this long-haul international route. This is a long-haul international route requiring advance planning for connections and layovers.
Nonstop distance 1,668 miles. Direct carriers include KE, OZ and VN.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
3 airlines fly Seoul → Hanoi. All are direct routes.
| Airline | Route type |
|---|---|
| KE | Direct |
| OZ | Direct |
| VN | Direct |
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Seoul to Hanoi — quick answers
How far is Seoul from Hanoi by plane?
The nonstop flight distance from Seoul (ICN) to Hanoi (HAN) is 1,668 miles (2,683 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Seoul to Hanoi?
The average nonstop flight time from ICN to HAN is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Seoul to Hanoi?
3 airlines serve this route nonstop: KE, OZ, VN. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.