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Distance and flight time
SeoulHanoi
Capital to capital: South Korea → Vietnam.
As the crow flies
2,740 km
Estimated direct flight
3 h 56
CO₂ per passenger
538 kg
Time difference
−2h
Great-circle route (the shortest path on the globe). Duration estimated for a direct flight; CO₂ based on ADEME average emission factors.
Time in Seoul
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Time in Hanoi
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