Category: <span>Bookable Denver</span>

Frontier has round-trip flights from Denver (DEN) to Austin (AUS) for $39-$48, NONSTOP. Flights February to May. Weekends available. Origin/Destination reversible.

Note: Frontier fares do not include a free carry-on bag. Only a small personal item, like a Jansport City Scout backpack is free. You can avoid paying for seat selection if you accept the randomly assigned seat prior to boarding.

Click for more details and booking links Nonstop Flights: Denver to/from Austin $39-$48 r/t [February-May] – Frontier

United has round-trip flights from Denver (DEN) to Salt Lake City (SLC) for $57, NONSTOP. Flights February to May. No Weekends. Departures on Monday, Tuesday, Wednesday, and Thursday. Origin/Destination reversible.

Change fees are waived, but United’s “Basic Economy” fares do not include a free carry-on bag. Only a personal item (like a small laptop bag) is free. Seats are randomly assigned for free prior to boarding. If you have the United MileagePlus credit-card, use the “free checked bag” perk.

Click for more details and booking links Nonstop Flights: Denver to/from Salt Lake City $57 r/t [February-May] – United

Frontier has round-trip flights from Denver (DEN) to Dallas (DFW) for $39-$47, NONSTOP. Flights January, February, March, and May. Weekends available. Origin/Destination reversible.

Note: Frontier fares do not include a free carry-on bag. Only a small personal item, like a Jansport City Scout backpack is free. You can avoid paying for seat selection if you accept the randomly assigned seat prior to boarding.

Note: Frontier seats only have 28-inches of pitch; 2-to-3 inches less space than most other airlines.

Click for more details and booking links Nonstop Flights: Denver to/from Dallas $39-$47 r/t – Frontier