[01/23/2019 @ 3:02 PM] Still available. Dates now from FEB-MAY. Was JAN-FEB.
Southwest has round-trip flights from Austin (AUS) to Denver (DEN) for $98, NONSTOP. $49 each-way. Flights February to May. A few weekends available in April. Origin/Destination reversible.
Note: Southwest allows for free carry-on, checked-bag, and no change or cancellation fees.
Note: Frontier has $57 flights with inferior, fee encumbered fares that charge a $30 to $35 dollar fee for to bring a bag. Frontier’s fares also don’t have any FRI-SUN weekend flights. You’ll want to avoid those unless you plan on packing extremely lightly and have rock-solid travel plans already.
Note: You can save an additional $100 if you book your Flight+Hotel together as a package and use the US100OFF coupon code on Southwest Vacations.
Click for more details and booking links Nonstop Flights: Austin to/from Denver $98 r/t – Southwest