# Distance from Sila Mission (SIL) to St Louis (STL)

> 13,329 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,329 km / 8,282 mi / 7,197 nm
- **Estimated flight time**: 17h
- **Heading**: 50° (northeast)
- **Return heading**: 283° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Papua New Guinea) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -15h (When it's 19:42 in Sila Mission, it's 04:42 in St Louis)
- **Elevation difference**: 1,613 ft (STL is lower than SIL)

## Airports

### [Sila Airport (SIL)](https://flightduration.online/airport/sil-sila-mission-sila-airport/1ef266de-9c0f-6dbe-8f11-06bb2780ed98)

- City: Sila Mission, Papua New Guinea
- ICAO: AYSG
- Timezone: Pacific/Port_Moresby
- Coordinates: -9.070000, 148.390000
- Elevation: 2,230 ft

### [St Louis Lambert International Airport (STL)](https://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 19:42 in Sila Mission, it's 04:42 in St Louis.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Sila Airport (SIL)](https://flightduration.online/airport/sil-sila-mission-sila-airport/1ef266de-9c0f-6dbe-8f11-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)