# Distance from Athens (HEW) to St Louis (STL)

> 9,157 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,157 km / 5,690 mi / 4,944 nm
- **Estimated flight time**: 12h
- **Heading**: 314° (northwest)
- **Return heading**: 47° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Greece) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 15:14 in Athens, it's 07:14 in St Louis)
- **Elevation difference**: 548 ft (STL is higher than HEW)

## Airports

### [Athen Helenikon Airport (HEW)](https://www.flightduration.online/airport/hew-athens-athen-helenikon-airport/1ef266df-4dd4-6572-87cd-06bb2780ed98)

- City: Athens, Greece
- ICAO: LGAT
- Timezone: Europe/Athens
- Coordinates: 37.890000, 23.730000
- Elevation: 69 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 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 15:14 in Athens, it's 07:14 in St Louis.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Athen Helenikon Airport (HEW)](https://www.flightduration.online/airport/hew-athens-athen-helenikon-airport/1ef266df-4dd4-6572-87cd-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)