# Distance from Roma (CIA) to St Louis (STL)

> 8,154 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,154 km / 5,067 mi / 4,403 nm
- **Estimated flight time**: 11h
- **Heading**: 308° (northwest)
- **Return heading**: 49° (northeast)
- **Classification**: Long-haul
- **Type**: International (Italy) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -7h (When it's 05:20 in Roma, it's 22:20 in St Louis)
- **Elevation difference**: 190 ft (STL is higher than CIA)

## Airports

### [Ciampino Airport (CIA)](https://www.flightduration.online/airport/cia-roma-ciampino-airport/1ef266df-5130-69fa-87ee-06bb2780ed98)

- City: Roma, Italy
- ICAO: LIRA
- Timezone: Europe/Rome
- Coordinates: 41.800000, 12.590000
- Elevation: 427 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 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 05:20 in Roma, it's 22:20 in St Louis.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Ciampino Airport (CIA)](https://www.flightduration.online/airport/cia-roma-ciampino-airport/1ef266df-5130-69fa-87ee-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)