STL
St Louis
United States
1,414 km
878 miles
YOW
Ottawa
Canada
Distance
1,414 km
878 mi / 763 nm
Est. Flight Time
3h
Short-haul route
Time Difference
+1h
America/Chicago
Heading
54°
northeast

Airport Comparison

STL YOW
Airport Name St Louis Lambert International Airport Ottawa / Macdonald-Cartier International Airport
IATA Code STL YOW
ICAO Code KSTL CYOW
City St Louis Ottawa
Country United States Canada
Timezone America/Chicago America/Toronto
Elevation 617 ft 374 ft
Coordinates 38.750000, -90.370000 45.320000, -75.670000

St Louis (STL) to Ottawa (YOW) Flight Distance

The flight distance from St Louis Lambert International Airport (STL) in St Louis, United States to Ottawa / Macdonald-Cartier International Airport (YOW) in Ottawa, Canada is 1,414 kilometers (878 miles / 763 nautical miles). The estimated flight time for this route is approximately 3h, flying northeast at a heading of 54°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is an international route connecting United States with Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:08 in St Louis, it's 02:08 in Ottawa.

The return flight from Ottawa (YOW) to St Louis (STL) follows a heading of 244° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the St Louis Lambert International Airport (STL) and Ottawa / Macdonald-Cartier International Airport (YOW) detail pages, or use our flight duration calculator to compare other routes.

Calculate Flight Time Between Airports

Use our flight time calculator to find distances and estimated flight travel times between cities. Calculate flight duration for any airport pair worldwide.