# Distance from Altenrhein (ACH) to Denver (DEN)

> 8,335 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,335 km / 5,179 mi / 4,501 nm
- **Estimated flight time**: 11h
- **Heading**: 314° (northwest)
- **Return heading**: 40° (northeast)
- **Classification**: Long-haul
- **Type**: International (Switzerland) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 23:17 in Altenrhein, it's 15:17 in Denver)
- **Elevation difference**: 4,128 ft (DEN is higher than ACH)

## Airports

### [St Gallen Altenrhein Airport (ACH)](https://www.flightduration.online/airport/ach-altenrhein-st-gallen-altenrhein-airport/1ef266df-5802-6f44-959c-06bb2780ed98)

- City: Altenrhein, Switzerland
- ICAO: LSZR
- Timezone: Europe/Zurich
- Coordinates: 47.480000, 9.560000
- Elevation: 1,306 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 long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 23:17 in Altenrhein, it's 15:17 in Denver.
With a 8-hour time difference, expect significant jet lag.

## Related

- [St Gallen Altenrhein Airport (ACH)](https://www.flightduration.online/airport/ach-altenrhein-st-gallen-altenrhein-airport/1ef266df-5802-6f44-959c-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)