# Distance from Washington (IAD) to Senai (JHB)

> 15,506 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,506 km / 9,635 mi / 8,372 nm
- **Estimated flight time**: 19h
- **Heading**: 358° (north)
- **Return heading**: 1° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Malaysia
- **Intercontinental**: North America → Asia
- **Time difference**: +12h (When it's 17:32 in Washington, it's 05:32 in Senai)
- **Elevation difference**: 177 ft (JHB 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

### [Senai International Airport (JHB)](https://www.flightduration.online/airport/jhb-senai-senai-international-airport/1ef266df-fe8b-6ec4-974b-06bb2780ed98)

- City: Senai, Malaysia
- ICAO: WMKJ
- Timezone: Asia/Kuala_Lumpur
- Coordinates: 1.640000, 103.670000
- Elevation: 135 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 17:32 in Washington, it's 05:32 in Senai.
With a 12-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)
- [Senai International Airport (JHB)](https://www.flightduration.online/airport/jhb-senai-senai-international-airport/1ef266df-fe8b-6ec4-974b-06bb2780ed98)
- [Flight duration calculator](/#calculator)