Distance From Henry Post Army Air Field (Fort Sill) to Ottawa Macdonald-Cartier International Airport, FSI - YOW Distance

The distance from Henry Post Army Air Field (Fort Sill) (FSI) to Ottawa Macdonald-Cartier International Airport (YOW) is 1404 miles or 2260 kilometers or 1220 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.

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How long does it take to travel from Fort Sill ( United States ) to Ottawa ( Canada )?

A one-way nonstop (direct) flight between Fort Sill and Ottawa takes around 3 hours 13 minutes.

Estimated flight time from Henry Post Army Air Field (Fort Sill), Fort Sill, United States to Ottawa Macdonald-Cartier International Airport, Ottawa, Canada is 3 hours 13 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 • FSI - YOW

Kilometers		2260 km
Statute Miles		1404 miles
Nautical Miles		1220 nm
Avg. Time of Flight		3 hours 13 minutes

Henry Post Army Air Field (Fort Sill) to Ottawa Macdonald-Cartier International Airport Flight Route Map - FSI to YOW Flight Path

Location of Henry Post Army Air Field (Fort Sill) & Ottawa Macdonald-Cartier International Airport is given below.
Click the map to view Fort Sill to Ottawa nonstop flight path and travel direction.

Click to see flight route on Google Map between Fort Sill, United States and Ottawa, Canada. .

Nonstop flight route between Fort Sill, United States and Ottawa, Canada.

Time Difference Between the Airports • FSI - YOW

Time difference between Fort Sill (United States) and Ottawa (Canada) is 2 Hours.
Ottawa time is 2 Hours ahead of Fort Sill.

Location	Local Time
Fort Sill (United States)	2025-12-05, 21:19:16 MST
Ottawa (Canada)	2025-12-05, 23:19:16 EST

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.

Origin

Henry Post Army Air Field (Fort Sill) (FSI / KFSI) Fort Sill, United States

Destination

Ottawa Macdonald-Cartier International Airport (YOW / CYOW) Ottawa, Canada