Alaska and Hawaiian Airlines have round-trip flights from Austin (AUS) to San Diego (SAN) for $134-$167, NONSTOP. Flights November to February. Origin/Destination reversible. No Thanksgiving dates.
Some small OTAs on Skyscanner have this for as low as $134; which is cheaper than the airline.
Southwest and American Airlines have round-trip flights from Austin (AUS) to Miami (MIA) for $104-$134, NONSTOP. Flights November to February. Origin/Destination reversible. No Thanksgiving dates.
United, jetBlue, and American Airlines have round-trip flights from Austin (AUS) to San Jose, Costa Rica (SJO) for $257-$273 with a connection. Flights November to September. Weekends available. Origin/Destination reversible. No Thanksgiving dates.
JetBlue has round-trip flights from Austin (AUS) to Punta Cana, Dominican Republic (PUJ) for $308 with a connection. Flights in December, February, March, April, and May. No Thursday departures. Origin/Destination reversible. No Christmas dates available.
Alaska Airlines and Hawaiian have round-trip flights from Austin (AUS) to Seoul (ICN) for $731-$746 with a connection. Flights January to February. Origin/Destination reversible.
United has round-trip flights from San Antonio or Austin (SAT, AUS) to Osaka (KIX) for $784-$793 with a connection. Flights November, December, and February. Holiday blackouts.
San Antonio has better calendar availability. Austin only covers January and February dates.
Air Canada and United have round-trip flights from Austin (AUS) to Geneva (GVA) for $487-$502 with a connection. Flights November to February. No Thanksgiving dates.
Most SkyTeam carriers have round-trip flights to various destinations in Europe at a discount today for $431-$550, mostly with a connection. Dates vary, use the linked calendar. Cheapest fares are mostly midweek. Most fares are not reversible.
Notes: Most destinations have flights from November to February available. The exact ranges for each destination will vary. Use the Google calendar view to get an idea of what dates work.
These type of regional sales often get matched by the other major airline alliances within a day or so. If you decide to purchase, then you should continue to monitor your price afterwards, it may drop lower within the 24-hour free cancelation window allowing you to re-book a cheaper flight.
Flights to smaller airports may require a long connection or two stops.
American Airlines has round-trip flights from Austin (AUS) to San Juan, Puerto Rico (SJU) for $207-$218 with a connection. Flights January to February. No Saturday departures. Origin/Destination reversible.
United has round-trip flights from Austin (AUS) to Manila (MNL) for $771 with a connection. Flights in November, February, March, April, May, August, and September. No weekend departures. No Thanksgiving dates.
JetBlue has round-trip flights from Austin (AUS) to Sint Maarten (SXM) for $279-$293 with a connection. Flights December to February. No Friday departures. Origin/Destination reversible. No Christmas dates available.
Delta and Virgin Atlantic have round-trip flights from Austin (AUS) to Madrid or Barcelona (MAD, BCN) for $438 with a connection. Most flights are between October to February. 7-day minimum stay required.
