United and Alaska Airlines have round-trip flights from Austin (AUS) to San Francisco (SFO) for $147-$181, NONSTOP. Flights February to March. Departures on Tuesday, Wednesday, and Saturday. Very few extended weekends available. Origin/Destination reversible.
For the cheapest fare on Alaska Airlines – You must use the Alaska Airlines coupon-code “THANKYOU30” and you must fly in February and March. This is a 30% off coupon-code. Other destinations are also on sale, but with with savings that aren’t that much less than the 6-month moving average. These types of coupons are common on Alaska Airlines. Coupon expires Jan 31, 2024.
United has the cheaper fare, but has more restrictions and bag fees.