Save $20 on over 150 routes through March 11, 2020. Buy Now at DealBase Tips On the DealBase landing page, click "Alaska Airlines" in the top line to see this sale. We found this price on flights departing from San Francisco, CA (SFO) with arrival in Orange County, CA (SNA) on January 7. Book this travel deal by December 30 for travel from January 7, 2020, through March 11, 2020. All prices, dates, and booking details were valid at the time of publication.