The flight distance from Portland International Airport (PDX) in Portland, United States to Ulsan Airport (USN) in Ulsan, South Korea is 8,467 kilometers (5,261 miles / 4,572 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 307°.

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.

This is an international route connecting United States with South Korea. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 07:04 in Portland, it's 23:04 in Ulsan. With a 16-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Ulsan (USN) to Portland (PDX) follows a heading of 43° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Portland International Airport (PDX) and Ulsan Airport (USN) detail pages, or use our flight duration calculator to compare other routes.