Air Miles Calculator

Distance between Washington D.C. (DCA) and Ottawa (YOW)

Distance from Washington D.C. to Ottawa (Ronald Reagan Washington National Airport – Ottawa Macdonald–Cartier International Airport) is 452 miles / 728 kilometers / 393 nautical miles.

How far is Ottawa from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Ottawa. Here are two common methods:

Vincenty's formula (applied above)
  • 452.067 miles
  • 727.532 kilometers
  • 392.836 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 452.515 miles
  • 728.253 kilometers
  • 393.225 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight duration

Estimated flight time from Ronald Reagan Washington National Airport (DCA) to Ottawa Macdonald–Cartier International Airport (YOW) is 1 hour 21 minutes.

Time difference and current local times

There is no time difference between Washington D.C. and Ottawa.

Time Difference

Washington D.C.
Ottawa

Washington D.C.

 EDT

Ottawa

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 92 kg (202 pounds).

Airport information


A Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B Ottawa Macdonald–Cartier International Airport
City: Ottawa
Country: Canada Flag of Canada
IATA Code: YOW
ICAO Code: CYOW
Coordinates: 45°19′20″N, 75°40′9″W

Washington D.C. to Ottawa flight path

Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Ottawa Macdonald–Cartier International Airport (YOW).

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Ottawa (YOW).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
452
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
452

Round trip?