Airport map and runways
Cahokia/St Louis, United States · ICAO KCPS · IATA CPS
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St Louis Downtown Airport (CPS) is a small airport in Cahokia/St Louis, United States, with the ICAO code KCPS. Its 3 runways are 12R/30L, 12L/30R and 05/23. The longest, 12R/30L, is 7,002 ft. All of them have hard surfaces. The OpenStreetMap layout shows 197 taxiway segments and 17 aprons. In the route snapshot of 14 Oct 2026, 2 airlines have 2 routes through KCPS. Its most frequent links are Nashville (BNA) and Madison (MSN).
| Runway | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 12R / 30L | 7,002 ft | 150 ft | Hard | Lit |
| 12L / 30R | 5,301 ft | 75 ft | Hard | Lit |
| 05 / 23 | 2,799 ft | 75 ft | Hard | Not lit |
Runway idents and sizes from OurAirports. The runway headings in the source do not always match the idents, so only the idents are shown.
Published route data from the snapshot of 14 Oct 2026. These are standing schedules, not live flights, and they can be out of date. Counts are routes in that snapshot.
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Each player's best ranked score at CPS this week. Weeks start on Monday, on the airport's clock.
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Sources: airport and runway data from OurAirports (public domain). Map data from OpenStreetMap contributors (ODbL). Routes from Virtual Radar Server standing data (CC0), snapshot of 14 Oct 2026.
