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.
Click for more details and booking links Nonstop Flights: Austin to/from San Francisco $147-$181 r/t [February-March] (Use “THANKYOU30” coupon-code) – United / Alaska Airlines