# Distance from Washington (IAD) to St Denis (RUN)

> 15,127 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,127 km / 9,400 mi / 8,168 nm
- **Estimated flight time**: 19h
- **Heading**: 80° (east)
- **Return heading**: 305° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → RE
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 20:59 in Washington, it's 04:59 in St Denis)
- **Elevation difference**: 246 ft (RUN 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

### [Roland Garros Airport (RUN)](https://www.flightduration.online/airport/run-st-denis-roland-garros-airport/1ef266de-db66-6936-b735-06bb2780ed98)

- City: St Denis, RE
- ICAO: FMEE
- Timezone: Indian/Reunion
- Coordinates: -20.890000, 55.510000
- Elevation: 66 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 20:59 in Washington, it's 04:59 in St Denis.
With a 8-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)
- [Roland Garros Airport (RUN)](https://www.flightduration.online/airport/run-st-denis-roland-garros-airport/1ef266de-db66-6936-b735-06bb2780ed98)
- [Flight duration calculator](/#calculator)