The route extends 18.3 miles between the Redmond Way exit on SR 520 in Redmond and
the University St. exit on I-5 in downtown Seattle.
Other routes include using the SR 520 bridge from Redmond to Seattle.
View the tolling schedule for SR 520.
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-90. For details,
view the I-90
construction status page. As roads are improved, you may experience increases
in commute times due to the construction.