# Distance from Tingkeum-Sumatra Island (DTB) to St Louis (STL)

> 15,355 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,355 km / 9,541 mi / 8,291 nm
- **Estimated flight time**: 19h
- **Heading**: 11° (north)
- **Return heading**: 346° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Indonesia) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 01:39 in Tingkeum-Sumatra Island, it's 13:39 in St Louis)
- **Elevation difference**: 3,442 ft (STL is lower than DTB)

## Airports

### [Silangit Airport (DTB)](https://www.flightduration.online/airport/dtb-tingkeum-sumatra-island-silangit-airport/1ef266df-fd6b-62a6-b7e9-06bb2780ed98)

- City: Tingkeum-Sumatra Island, Indonesia
- ICAO: WIMN
- Timezone: Asia/Jakarta
- Coordinates: 2.260000, 98.990000
- Elevation: 4,059 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 01:39 in Tingkeum-Sumatra Island, it's 13:39 in St Louis.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Silangit Airport (DTB)](https://www.flightduration.online/airport/dtb-tingkeum-sumatra-island-silangit-airport/1ef266df-fd6b-62a6-b7e9-06bb2780ed98)
- [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)