How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Washington to Boston take?

Flight time depends on the exact route and aircraft, but at roughly 634 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Washington to Boston

634

Kilometres (km)

394

Miles (mi)

342

Nautical miles

About this flight distance

The great circle distance from Washington to Boston is approximately 634 km. The typical flight time is 1h 30m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Washington to Boston →Flight duration Washington to Boston →Cheapest day to fly Washington to Boston →Flights Washington to Boston

Nearby airports

Near Washington

Ronald Reagan Washington National Airport (DCA)38 km
Baltimore/Washington International Thurgood Marshal Airport (BWI)73 km
Hagerstown Regional Richard A Henson Field (HGR)88 km

Near Boston

Laurence G Hanscom Field (BED)26 km
Manchester Boston Regional Airport (MHT)72 km
Worcester Regional Airport (ORH)72 km

Frequently Asked Questions

The great-circle distance from Washington to Boston is approximately 634 km (394 miles).