# Distance from Alamosa (ALS) to Athens (ATH)

> 10,180 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,180 km / 6,326 mi / 5,497 nm
- **Estimated flight time**: 13h
- **Heading**: 37° (northeast)
- **Return heading**: 322° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Greece
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 20:28 in Alamosa, it's 05:28 in Athens)
- **Elevation difference**: 7,232 ft (ATH is lower than ALS)

## Airports

### [San Luis Valley Regional/Bergman Field (ALS)](https://www.flightduration.online/airport/als-alamosa-san-luis-valley-regionalbergman-field/1ef266df-0e1d-6cb2-9473-06bb2780ed98)

- City: Alamosa, United States
- ICAO: KALS
- Timezone: America/Denver
- Coordinates: 37.440000, -105.870000
- Elevation: 7,540 ft

### [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)

- City: Athens, Greece
- ICAO: LGAV
- Timezone: Europe/Athens
- Coordinates: 37.940000, 23.940000
- Elevation: 308 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 20:28 in Alamosa, it's 05:28 in Athens.
With a 9-hour time difference, expect significant jet lag.

## Related

- [San Luis Valley Regional/Bergman Field (ALS)](https://www.flightduration.online/airport/als-alamosa-san-luis-valley-regionalbergman-field/1ef266df-0e1d-6cb2-9473-06bb2780ed98)
- [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)
- [Flight duration calculator](/#calculator)