Lewiston, Idaho to Portland, Oregon: Road Trip Guide & Distance

How far is Lewiston, Idaho from Portland, Oregon?

The distance from Lewiston, Idaho to Portland, Oregon is 278.8 miles (448.7 km) as the crow flies. Portland, Oregon is located W of Lewiston, Idaho. By car, the driving distance is approximately 335.3 miles, taking about 6h 48min. A direct flight would take roughly 1h 4min. Both are located in United States — Lewiston, Idaho in Idaho and Portland, Oregon in Oregon.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Lewiston, Idaho and Portland, Oregon. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.