Alaska Airlines and Expedia have round trip airfares travelling to and from Everett WA (PAE) and San Francisco (SFO) for $ 158, nonstop. These are saver fares, a restricted-type fare that allows a personal item and a carry-on bag. There is no seat selection and no changes.

Travel Availability:

Departs PAE: June 4, 6-8, 11, 13-16, 19-21, 23, 26, 28-30; July 3-4, 7, 9-10, 13-16, 19-21, 23-31; Aug 1-5, 7-31
Departs SFO: June 3-4, 6, 8, 13-14, 16-17, 20-24, 27-28; July 4, 6-8, 10-15, 17-22, 24-27, 31; Aug 1-31