Air Miles Calculator

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

Distance from Ottawa Macdonald–Cartier International Airport to Washington Dulles International Airport is 450 miles / 724 kilometers / 391 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 449.639 miles
  • 723.623 kilometers
  • 390.725 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
  • 450.052 miles
  • 724.288 kilometers
  • 391.084 nautical miles

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

Flight duration

Estimated flight time from Ottawa Macdonald–Cartier International Airport (YOW) to Washington Dulles International Airport (IAD) is 1 hour 21 minutes.

Time difference and current local times

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

Time Difference

Ottawa
Washington D.C.

Ottawa

 EST

Washington D.C.

 EST

Airport information


A 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

B Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

Map

Flight map from Ottawa to Washington D.C..

Frequent Flyer Miles Calculator

Ottawa (YOW) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
450
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
450

Round trip?