The route extends 13.1 miles between S. 188th St. on I-5 in SeaTac and University
St. exit on I-5 in downtown Seattle.
View today's average and
current travel times for this and other Seattle Area commutes.
Weekends are generally less congested. Average travel time is typically the same
as a trip taken on a weekday during non-peak hours.
Plan Your Commute
95% Reliable Travel Times commute calculator. This feature accesses travel
time data to provide a reasonable approximation of the "worst case" travel time
scenario during weekdays. It's easy to use. Enter:
- Where you are starting from,
- Where you are going,
- What time you need to get there.
The calculator will show you how long it will take to make the trip and when you
will need to leave to arrive at your destination on time.
We also recommend using
archived traffic maps if you are planning a future trip. By viewing a number
of archived maps, you can develop a feel for the variety of traffic conditions you
WSDOT is working to improve safety and decrease congestion on I-5. For details,
view the I-5 construction project.
As roads are improved, you may experience increases in commute times due to the