Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) is an airport in Sioux City, USA serving 2 nonstop destinations. The largest operator is United Airlines. Updated 18 October 2026.
Frequently asked questions
How many nonstop destinations does SUX have?
SUX (Sioux Gateway Airport / Brigadier General Bud Day Field) serves 2 nonstop destinations.
Which airlines fly nonstop from SUX?
Airlines flying nonstop from SUX include United Airlines.
What is the ICAO code for SUX?
The ICAO code for SUX (Sioux Gateway Airport / Brigadier General Bud Day Field) is KSUX.
