COPA and Delta have round-trip flights from Austin (AUS) to San Jose, Costa Rica (SJO) for $356 with a connection. Flights August to December. No Friday departures. Extended weekends available. Origin/Destination reversible. No Christmas dates available.
Click for more details and booking links Cheap Flights: Austin to/from San Jose, Costa Rica $356 r/t [August-December] (No Christmas) – COPA / Delta