| Cheap Flights: Austin to/from Boston $136 r/t [August-December] â JetBlue JetBlue has round-trip flights from Austin (AUS) to Boston (BOS) for $136 with a connection. Flights August to December. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Extended Weekends available. Origin/Destination reversible. Change fees are being waived and carry-on bag is allowed for free. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate. Want a notification sent straight to your phone when any new deals are found? Join our Telegram channel and never miss another deal. Patreon supporters receive a recap of all the airfare deals currently available from Austin and San Antonio everyday. We donât charge a subscription fee. Our deal notifications are available for FREE via Instagram, Facebook, Twitter, Telegram, our Webpage, and our E-mail list. If you are paying someone a subscription fee for this content, you are being ripped off. Read More Cheap Flights: Austin to/from Boston $136 r/t [August-December] â JetBlue . | 