| Nonstop Flights: Austin to/from Cancun $187-$207 r/t [April] (limited availability) â JetBlue JetBlue has round-trip flights from Austin (AUS) to Cancun (CUN) for $187-$207, NONSTOP. Flights in April. Departures on Monday, Tuesday, Wednesday, Saturday, and Sunday. Very few extended weekends available. Origin/Destination reversible. Click for more details and booking links Nonstop Flights: Austin to/from Cancun $187-$207 r/t [April] (limited availability) â JetBlue . | 
