Sioux City, Iowa
KSUX Sioux Gateway/Brig General Bud Day Fld
Sioux Gateway/Brig General Bud Day Fld (KSUX) is a towered, public-use airport in Sioux City, Iowa, at 1,098.5 ft MSL. It has 2 runways: 13/31 (9,002 by 150 ft, concrete), 18/36 (6,401 by 100 ft, asphalt). CTAF 118.7.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- ICAO KSUX, FAA SUX
- Location
- Sioux City, Iowa (Woodbury County). 6 NM S of the city center
- Elevation
- 1,098.5 ft MSL
- Position
- 42.4013° N, 96.3844° W
- Control tower
- Yes (ATCT-TRACON)
- Sectional chart
- Omaha
- Magnetic variation
- 3° E (2020)
- Fuel
- 100LL, Jet A
- Ownership
- Publicly owned, open to the public
- Attendance
- MON-FRI 0600-0000; SAT-SUN 0600-0000
2 runways
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 13/31 | 9,002 × 150 ft | Concrete, good condition | High intensity |
| 18/36 | 6,401 × 100 ft | Asphalt, fair condition | Medium intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 13 | Left traffic | 4-box VASI, left | ILS | None listed | 9,002 ft |
| 31 | Left traffic | 4-box VASI, left | ILS/DME | None listed | 9,002 ft |
| 18 | Not stated | 4-light PAPI, right | None listed | None listed | 6,400 ft |
| 36 | Not stated | 4-light PAPI, left | None listed | None listed | 6,400 ft |
VHF
Frequencies
- ATIS
- 119.45
- "Sioux City". Hours 0600-2130
- CTAF
- 118.7
- UNICOM
- 122.95
- Tower
- 118.7
- "Sioux City". Hours 0600-2130
- Ground
- 121.9
- "Sioux City". Hours 0600-2130
- Approach / departure
- 124.6
- "Sioux City"
Weather station
- ASOS SUX
- 119.45
Before you go
Brief KSUX in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Sioux Gateway/Brig General Bud Day Fld, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.