# Distance from Ad Dammam (DMM) to St Louis (STL)

> 11,664 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,664 km / 7,248 mi / 6,298 nm
- **Estimated flight time**: 15h
- **Heading**: 329° (north northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Saudi Arabia) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -8h (When it's 00:39 in Ad Dammam, it's 16:39 in St Louis)
- **Elevation difference**: 545 ft (STL is higher than DMM)

## Airports

### [King Fahd International Airport (DMM)](https://www.flightduration.online/airport/dmm-ad-dammam-king-fahd-international-airport/1ef266df-7959-6468-926b-06bb2780ed98)

- City: Ad Dammam, Saudi Arabia
- ICAO: OEDF
- Timezone: Asia/Riyadh
- Coordinates: 26.470000, 49.800000
- Elevation: 72 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 00:39 in Ad Dammam, it's 16:39 in St Louis.
With a 8-hour time difference, expect significant jet lag.

## Related

- [King Fahd International Airport (DMM)](https://www.flightduration.online/airport/dmm-ad-dammam-king-fahd-international-airport/1ef266df-7959-6468-926b-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)