Helena, Montana to Leavenworth, Washington: Road Trip Guide & Distance

How far is Helena, Montana from Leavenworth, Washington?

The distance from Helena, Montana to Leavenworth, Washington is 411.4 miles (662.1 km) as the crow flies. Leavenworth, Washington is located WNW of Helena, Montana. By car, the driving distance is approximately 493.7 miles, taking about 9h 56min. A direct flight would take roughly 1h 20min. Both are located in United States — Helena, Montana in Montana and Leavenworth, Washington in Washington.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. 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 Helena, Montana and Leavenworth, Washington. 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.