# Distance from St Louis (STL) to Zamboanga City (ZAM)

> 13,934 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,934 km / 8,658 mi / 7,524 nm
- **Estimated flight time**: 17h
- **Heading**: 319° (northwest)
- **Return heading**: 31° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Philippines
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 21:27 in St Louis, it's 10:27 in Zamboanga City)
- **Elevation difference**: 584 ft (ZAM is lower than STL)

## Airports

### [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

### [Zamboanga International Airport (ZAM)](https://flightduration.online/airport/zam-zamboanga-city-zamboanga-international-airport/1ef266df-8f5f-6802-8a1b-06bb2780ed98)

- City: Zamboanga City, Philippines
- ICAO: RPMZ
- Timezone: Asia/Manila
- Coordinates: 6.920000, 122.060000
- Elevation: 33 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 21:27 in St Louis, it's 10:27 in Zamboanga City.
With a 13-hour time difference, expect significant jet lag.

## Related

- [St Louis Lambert International Airport (STL)](https://flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Zamboanga International Airport (ZAM)](https://flightduration.online/airport/zam-zamboanga-city-zamboanga-international-airport/1ef266df-8f5f-6802-8a1b-06bb2780ed98)
- [Flight duration calculator](/#calculator)