| Cheap Flights: Austin to Fairbanks $232 r/t [May-June] â American Airlines / Delta American Airlines and Delta have round-trip flights from Austin (AUS) to Fairbanks (FAI) for $232 with a connection. Flights May to June. Weekends available. Click for more details and booking links Cheap Flights: Austin to Fairbanks $232 r/t [May-June] â American Airlines / Delta . | 