Medium airport
St Louis Regional Airport
- IATA
- ALN
- ICAO
- KALN
- Identifier
- KALN
- Type
- Medium airport
- Serves
- Alton/St Louis
- Country · region
- US · US-IL
- Elevation
- 544 ft
- Position
- 38.8903° N, 90.0460° W
- Scheduled service
- No
Runways
| Runway | Length | Surface | Lighted |
|---|---|---|---|
| 11 / 29 | 8,099 ft (2,469 m) | ASP | Yes |
| 17 / 35 | 6,500 ft (1,981 m) | ASP | Yes |
Arrivals and departures
Schedules are not available: no licensed schedule source is enabled. Fleyra will not guess them from live positions.
Airport data imported 2026-10-18 from OurAirports (Public Domain)