How far is Ottawa from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Ottawa (Ottawa Macdonald–Cartier International Airport) is 452 miles / 728 kilometers / 393 nautical miles.
The driving distance from Washington D.C. (DCA) to Ottawa (YOW) is 552 miles / 888 kilometers, and travel time by car is about 11 hours 24 minutes.
Ronald Reagan Washington National Airport – Ottawa Macdonald–Cartier International Airport
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Distance from Washington D.C. to Ottawa
There are several ways to calculate the distance from Washington D.C. to Ottawa. Here are two standard 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 planet.
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).
How long does it take to fly from Washington D.C. to Ottawa?
The estimated flight time from Ronald Reagan Washington National Airport to Ottawa Macdonald–Cartier International Airport is 1 hour and 21 minutes.
What is the time difference between Washington D.C. and Ottawa?
There is no time difference between Washington D.C. and Ottawa.
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Ottawa Macdonald–Cartier International Airport (YOW)
On average, flying from Washington D.C. to Ottawa generates about 92 kg of CO2 per passenger, and 92 kilograms equals 202 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to Ottawa
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Ottawa Macdonald–Cartier International Airport (YOW).
Airport information
Origin | Ronald Reagan Washington National Airport |
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City: | Washington D.C. |
Country: | United States ![]() |
IATA Code: | DCA |
ICAO Code: | KDCA |
Coordinates: | 38°51′7″N, 77°2′15″W |
Destination | Ottawa Macdonald–Cartier International Airport |
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City: | Ottawa |
Country: | Canada ![]() |
IATA Code: | YOW |
ICAO Code: | CYOW |
Coordinates: | 45°19′20″N, 75°40′9″W |
Airlines flying from Washington D.C. (DCA) to Ottawa (YOW)
Air Canada |