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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Washington (DCA) → Boston (BOS)

United States of America flag Boston (BOS) – United States of America 4 airlines
1 hr 40 mins
399 mi · 641 km
28
per day
Estimated flight time
1 hr 40 mins
Distance
399 Miles · 641 Kilometers
346.37 Nautical Miles

Boston (BOS) → Washington (DCA)

United States of America flag Washington (DCA) – United States of America 4 airlines
2 hr 5 mins
399 mi · 641 km
28
per day
Estimated flight time
2 hr 5 mins
Distance
399 Miles · 641 Kilometers
346.37 Nautical Miles