For Information about Travel to Corvallis, Oregon State University has an excellent site with links: Click Here to Access this page.
Also, ther are some additional links below to city transportation for those not staying at the Hilton:
On the information pages you will find three shuttle services coming in from different airports. Please check each one carefully as they offer different stops (meaning they go to different hotels) and their prices vary also.
Any queries please contact the ISSS Office at firstname.lastname@example.org