# Distance from Washington (IAD) to Strathmore Airport (STH)

> 15,502 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,502 km / 9,632 mi / 8,370 nm
- **Estimated flight time**: 19h
- **Heading**: 290° (west northwest)
- **Return heading**: 50° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 18:40 in Washington, it's 08:40 in Strathmore Airport)
- **Elevation difference**: 312 ft (STH is lower than IAD)

## Airports

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 ft

### [Strathmore Airport (STH)](https://www.flightduration.online/airport/sth-strathmore-airport/1ef266e0-193a-6b58-9a5c-06bb2780ed98)

- City: Strathmore Airport, Australia
- ICAO: YSMR
- Timezone: Australia/Brisbane
- Coordinates: -17.850000, 142.570000
- Elevation: 0 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 18:40 in Washington, it's 08:40 in Strathmore Airport.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Strathmore Airport (STH)](https://www.flightduration.online/airport/sth-strathmore-airport/1ef266e0-193a-6b58-9a5c-06bb2780ed98)
- [Flight duration calculator](/#calculator)