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Distance and flight time
São ToméHanoi
Capital to capital: São Tomé and Príncipe → Vietnam.
As the crow flies
10,941 km
Estimated direct flight
14 h 11
CO₂ per passenger
1,746 kg
Time difference
+7h
Great-circle route (the shortest path on the globe). Duration estimated for a direct flight; CO₂ based on ADEME average emission factors.
Time in São Tomé
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Time in Hanoi
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