The distance from Columbus Hospital Heliport () to Ottawa Macdonald-Cartier International Airport (YOW) is 1689 miles or 2719 kilometers or 1467 nautical miles.
The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.
2719 kilometers is the direct flight distance between Columbus Hospital Heliport (United States) and Ottawa Macdonald-Cartier International Airport (Canada).
How long does it take to travel from Great Falls ( United States ) to Ottawa ( Canada )?
A one-way nonstop (direct) flight between Great Falls and Ottawa takes around 3 hours 53 minutes.
Estimated
flight time from Columbus Hospital Heliport, Great Falls, United States to Ottawa Macdonald-Cartier International Airport, Ottawa, Canada is
3 hours 53 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.
Travel Distance Between the Airports • - YOW
| Kilometers | | 2719 km |
| Statute Miles | | 1689 miles |
| Nautical Miles | | 1467 nm |
| Avg. Time of Flight | | 3 hours 53 minutes |
Columbus Hospital Heliport to Ottawa Macdonald-Cartier International Airport Flight Route Map - to YOW Flight Path
Location of Columbus Hospital Heliport & Ottawa Macdonald-Cartier International Airport is given below.
Click the map to view Great Falls to Ottawa nonstop flight path and travel direction.
Click to see flight route on Google Map between Great Falls, United States and Ottawa, Canada. .
Nonstop flight route between Great Falls, United States and Ottawa, Canada.
Time Difference Between the Airports • - YOW
Time difference between
Great Falls (United States) and
Ottawa (Canada) is 2 Hours.
Ottawa time is 2 Hours ahead of Great Falls.
| Location | Local Time |
| Great Falls (United States) | 2026-03-21, 22:24:08 MDT |
| Ottawa (Canada) | 2026-03-22, 00:24:08 EDT |
Why should you arrive 3 hours before international flight?
Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.