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.
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Washington D.C. - Ottawa
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
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  |
| 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  |
| 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).
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