STL
St Louis
United States
899 km
559 miles
USC
Union
United States
Distance
899 km
559 mi / 485 nm
Est. Flight Time
2h
Short-haul route
Time Difference
+1h
America/Chicago
Heading
117°
east southeast

Airport Comparison

STL USC
Airport Name St Louis Lambert International Airport Union County, Troy Shelton Field
IATA Code STL USC
ICAO Code KSTL K35A
City St Louis Union
Country United States United States
Timezone America/Chicago America/New_York
Elevation 617 ft 610 ft
Coordinates 38.750000, -90.370000 34.690000, -81.640000

St Louis (STL) to Union (USC) Flight Distance

The flight distance from St Louis Lambert International Airport (STL) in St Louis, United States to Union County, Troy Shelton Field (USC) in Union, United States is 899 kilometers (559 miles / 485 nautical miles). The estimated flight time for this route is approximately 2h, flying east southeast at a heading of 117°.

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 a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 05:13 in St Louis, it's 06:13 in Union.

The return flight from Union (USC) to St Louis (STL) follows a heading of 303° (west northwest). 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 Union County, Troy Shelton Field (USC) detail pages, or use our flight duration calculator to compare other routes.

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