Flight Time Estimator

Calculate the great-circle distance and estimated flight time between any two airports worldwide. This tool models theoretical nonstop routing, allowing you to analyze routes even if no airline currently operates direct service between them.

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Estimate Flight Time

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Boston (BOS) → Hong Kong (HKG)

Hong Kong flag Hong Kong (HKG) – Hong Kong 1 airline
15 hr 40 mins
7,957 mi · 12,806 km
1
per day
Estimated flight time
15 hr 40 mins
Distance
7,957 Miles · 12,806 Kilometers
6,914.69 Nautical Miles

Hong Kong (HKG) → Boston (BOS)

United States of America flag Boston (BOS) – United States of America 1 airline
15 hr 40 mins
7,957 mi · 12,806 km
1
per day
Estimated flight time
15 hr 40 mins
Distance
7,957 Miles · 12,806 Kilometers
6,914.69 Nautical Miles