# Distance from Denis Island (DEI) to Portland (PDX)

> 15,365 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,365 km / 9,547 mi / 8,297 nm
- **Estimated flight time**: 19h
- **Heading**: 358° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Seychelles) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -11h (When it's 17:41 in Denis Island, it's 06:41 in Portland)
- **Elevation difference**: 21 ft (PDX is higher than DEI)

## Airports

### [Denis Island Airport (DEI)](https://www.flightduration.online/airport/dei-denis-island-denis-island-airport/1ef266de-de1d-6a3a-8565-06bb2780ed98)

- City: Denis Island, Seychelles
- ICAO: FSSD
- Timezone: Indian/Mahe
- Coordinates: -3.800000, 55.670000
- Elevation: 10 ft

### [Portland International Airport (PDX)](https://www.flightduration.online/airport/pdx-portland-portland-international-airport/1ef266df-3254-60d6-87f6-06bb2780ed98)

- City: Portland, United States
- ICAO: KPDX
- Timezone: America/Los_Angeles
- Coordinates: 45.590000, -122.600000
- Elevation: 31 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 17:41 in Denis Island, it's 06:41 in Portland.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Denis Island Airport (DEI)](https://www.flightduration.online/airport/dei-denis-island-denis-island-airport/1ef266de-de1d-6a3a-8565-06bb2780ed98)
- [Portland International Airport (PDX)](https://www.flightduration.online/airport/pdx-portland-portland-international-airport/1ef266df-3254-60d6-87f6-06bb2780ed98)
- [Flight duration calculator](/#calculator)