# Distance from Alton/St Louis (ALN) to Denver (DEN)

> 1,260 km · estimated flight time 2h · Short-haul route.

## Summary

- **Distance**: 1,260 km / 783 mi / 680 nm
- **Estimated flight time**: 2h
- **Heading**: 280° (west)
- **Return heading**: 90° (east)
- **Classification**: Short-haul
- **Type**: Domestic (United States)
- **Time difference**: -1h (When it's 04:10 in Alton/St Louis, it's 03:10 in Denver)
- **Elevation difference**: 4,890 ft (DEN 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

### [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)

- City: Denver, United States
- ICAO: KDEN
- Timezone: America/Denver
- Coordinates: 39.860000, -104.670000
- Elevation: 5,434 ft

## Route notes

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

Time-zone information: When it's 04:10 in Alton/St Louis, it's 03:10 in Denver.

## Related

- [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)