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 Ottawa take?

Flight time depends on the exact route and aircraft, but at roughly 723 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 Ottawa

723

Kilometres (km)

449

Miles (mi)

390

Nautical miles

About this flight distance

The great circle distance from Washington to Ottawa is approximately 723 km. The typical flight time is 1h 21m.

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 Ottawa →Flight duration Washington to Ottawa →Cheapest day to fly Washington to Ottawa →Flights Washington to Ottawa

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 Ottawa

Ottawa / Rockcliffe Airport (YRO)15 km
Ottawa / Gatineau Airport (YND)24 km
Ogdensburg International Airport (OGS)73 km

Frequently Asked Questions

The great-circle distance from Washington to Ottawa is approximately 723 km (449 miles).