The flight distance from Portland-Hillsboro Airport (HIO) in Portland, United States to Washington Dulles International Airport (IAD) in Washington, United States is 3,763 kilometers (2,338 miles / 2,032 nautical miles). The estimated flight time for this route is approximately 5h, flying east at a heading of 85°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 3-hour time difference between the two cities.

Time zone information: When it's 20:18 in Portland, it's 23:18 in Washington. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Washington (IAD) to Portland (HIO) follows a heading of 296° (west northwest). 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-Hillsboro Airport (HIO) and Washington Dulles International Airport (IAD) detail pages, or use our flight duration calculator to compare other routes.