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. On-time performance is 70.0% based on the most recent BTS data (arrivals not delayed 15+ minutes). Updated 31 August 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 on-time performance at SUX?
SUX has an on-time performance rate of 70.0%, based on the most recent BTS data covering arrivals not delayed 15 minutes or more.
What is the ICAO code for SUX?
The ICAO code for SUX (Sioux Gateway Airport / Brigadier General Bud Day Field) is KSUX.
