Caldwell to Hermiston: Road Trip Guide & Distance

How far is Caldwell from Hermiston?

The distance from Caldwell to Hermiston is 197.3 miles (317.5 km) as the crow flies. Hermiston is located NW of Caldwell. By car, the driving distance is approximately 246.6 miles, taking about 4h 58min. A direct flight would take roughly 54min. Both are located in United States — Caldwell in Idaho and Hermiston 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. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Caldwell and Hermiston. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.