# Distance from Alton/St Louis (ALN) to St Louis (STL)

> 32 km · estimated flight time 1h · Regional route.

## Summary

- **Distance**: 32 km / 20 mi / 17 nm
- **Estimated flight time**: 1h
- **Heading**: 241° (west southwest)
- **Return heading**: 61° (east northeast)
- **Classification**: Regional
- **Type**: Domestic (United States)
- **Time difference**: +0h (When it's 22:59 in Alton/St Louis, it's 22:59 in St Louis)
- **Elevation difference**: 74 ft (STL is higher than ALN)

## Airports

### [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)

- City: Alton/St Louis, United States
- ICAO: KALN
- Timezone: America/Chicago
- Coordinates: 38.890000, -90.050000
- Elevation: 544 ft

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 ft

## Route notes

This is a short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.

## Related

- [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)