Moving from Post Falls, ID to Seattle, WA
Your Complete Guide
326
Miles
5.9 hrs
Drive Time
I-90 / I-80
Primary Highway
Off-Peak
Current Season
State Transition Guide: Idaho → Washington
Moving from Idaho to Washington? Here's what you need to know about updating your documents.
Driver's License
Update within 30 days of establishing residency in Washington
Vehicle Registration
Register vehicle within 30 days in Washington
Vehicle inspection: Emissions in select areas
Things to Know About Washington
- No state income tax but sales tax can exceed 10% in some areas
- Amazon, Microsoft, Boeing, and Starbucks are headquartered here
- Rain is frequent west of the Cascades—east side is much drier
Frequently Asked Questions
The drive is approximately 326 miles via I-90 / I-80, taking about 5.9 hours of driving. We recommend breaking this into 1 days of driving, accounting for stops, fuel, and rest.