# Distance from Portland (PDX) to Seoul Air Base (SSN)

> 8,452 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,452 km / 5,252 mi / 4,564 nm
- **Estimated flight time**: 11h
- **Heading**: 310° (northwest)
- **Return heading**: 43° (northeast)
- **Classification**: Long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +16h (When it's 20:39 in Portland, it's 12:39 in Seoul Air Base)
- **Elevation difference**: 61 ft (SSN is higher than PDX)

## Airports

### [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

### [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)

- City: Seoul Air Base, South Korea
- ICAO: RKSM
- Timezone: Asia/Seoul
- Coordinates: 37.450000, 127.110000
- Elevation: 92 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 20:39 in Portland, it's 12:39 in Seoul Air Base.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Portland International Airport (PDX)](https://www.flightduration.online/airport/pdx-portland-portland-international-airport/1ef266df-3254-60d6-87f6-06bb2780ed98)
- [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)
- [Flight duration calculator](/#calculator)