# Distance from St Denis (RUN) to Seattle (SEA)

> 17,055 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,055 km / 10,598 mi / 9,209 nm
- **Estimated flight time**: 21h
- **Heading**: 357° (north)
- **Return heading**: 5° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (RE) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -11h (When it's 00:24 in St Denis, it's 13:24 in Seattle)
- **Elevation difference**: 366 ft (SEA is higher than RUN)

## Airports

### [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

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 00:24 in St Denis, it's 13:24 in Seattle.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Roland Garros Airport (RUN)](https://www.flightduration.online/airport/run-st-denis-roland-garros-airport/1ef266de-db66-6936-b735-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)