STL
St Louis
United States
898 km
558 miles
YQS
St Thomas
Canada
Distance
898 km
558 mi / 485 nm
Est. Flight Time
2h
Short-haul route
Time Difference
+1h
America/Chicago
Heading
57°
east northeast

Airport Comparison

STL YQS
Airport Name St Louis Lambert International Airport St Thomas Municipal Airport
IATA Code STL YQS
ICAO Code KSTL CYQS
City St Louis St Thomas
Country United States Canada
Timezone America/Chicago America/Toronto
Elevation 617 ft 778 ft
Coordinates 38.750000, -90.370000 42.770000, -81.110000

St Louis (STL) to St Thomas (YQS) Flight Distance

The flight distance from St Louis Lambert International Airport (STL) in St Louis, United States to St Thomas Municipal Airport (YQS) in St Thomas, Canada is 898 kilometers (558 miles / 485 nautical miles). The estimated flight time for this route is approximately 2h, flying east northeast at a heading of 57°.

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 17:35 in St Louis, it's 18:35 in St Thomas.

The return flight from St Thomas (YQS) to St Louis (STL) follows a heading of 243° (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 St Thomas Municipal Airport (YQS) detail pages, or use our flight duration calculator to compare other routes.

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