# Distance from Alton/St Louis (ALN) to Helsinki (HEL)

> 7,507 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,507 km / 4,665 mi / 4,053 nm
- **Estimated flight time**: 10h
- **Heading**: 29° (north northeast)
- **Return heading**: 310° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Finland
- **Intercontinental**: North America → Europe
- **Time difference**: +8h (When it's 05:59 in Alton/St Louis, it's 13:59 in Helsinki)
- **Elevation difference**: 365 ft (HEL is lower 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

### [Helsinki Vantaa Airport (HEL)](https://www.flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)

- City: Helsinki, Finland
- ICAO: EFHK
- Timezone: Europe/Helsinki
- Coordinates: 60.320000, 24.960000
- Elevation: 179 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 05:59 in Alton/St Louis, it's 13:59 in Helsinki.
With a 8-hour time difference, expect significant jet lag.

## Related

- [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)
- [Helsinki Vantaa Airport (HEL)](https://www.flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)
- [Flight duration calculator](/#calculator)