SearchSmall airport
St Louis Downtown Airport (CPS)
Cahokia/St Louis, Illinois, United States
- IATA
- CPS
- ICAO
- KCPS
- FAA
- CPS
- Local time
- --:--
- Elevation
- 126 m (413 ft)
- Longest runway
- 2,134 m (7,002 ft)
- Runways
- 3
St Louis Downtown Airport is a small airport in Cahokia/St Louis, Illinois, United States. Its IATA code is CPS and its ICAO code is KCPS. Its longest runway is 2,134 m (7,002 ft).
Location
- Type
- Small airport
- Serves
- Cahokia/St Louis
- Region
- Illinois
- Country
- United States
- Coordinates
- 38°34′15″N 90°09′22″W
38.57070, -90.15620 · Map - Elevation
- 126 m (413 ft)
- Time zone
- America/Chicago
- Wikipedia
- St. Louis Downtown Airport
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 12R/30L | 2,134 m (7,002 ft) | 46 m (150 ft) | Asphalt | Yes |
| 12L/30R | 1,616 m (5,301 ft) | 23 m (75 ft) | Concrete | Yes |
| 05/23 | 853 m (2,799 ft) | 23 m (75 ft) | ASPH-F | No |
Radio Frequencies 7
| Type | Description | MHz |
|---|---|---|
| A/D | APP/DEP | 123.700 |
| ATIS | ATIS | 121.450 |
| CLD | CLNC DEL | 121.800 |
| CTAF | CTAF | 119.925 |
| GND | GND | 121.800 |
| TWR | DOWNTOWN TWR | 119.925 |
| UNIC | UNICOM | 122.950 |
Navigation Aids within 60 km 6
| Ident | Name | Type | Frequency | Distance |
|---|---|---|---|---|
| CP | Acore | NDB | 350 kHz | 10 km |
| ST | Zumay | NDB | 404 kHz | 26 km |
| SKE | Scott | TACAN | 112.20 MHz | 27 km |
| CSX | Cardinal | VOR-DME | 116.45 MHz | 27 km |
| TOY | Troy | VORTAC | 116.00 MHz | 28 km |
| FZ | Eaves | NDB | 227 kHz | 36 km |
Data last refreshed 30 September 2026. Not for navigation. About the data.