American Airlines has round-trip flights from Dallas (DFW) to Denver (DEN) for $97, NONSTOP. Flights October, November, January, and February. Departures on Tuesday, Wednesday, and Sunday. Origin/Destination reversible. Holiday Blackouts.

Note: Carry-on bag is allowed for free on American Airlines. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

We don’t charge a subscription fee. All of our deal notifications are available for FREE via Instagram, Facebook, Twitter, our Webpage, and our E-mail list. If you are paying someone a subscription fee for our content, you are being ripped off.

Read More Nonstop Flights: Dallas to/from Denver $97 r/t – American

Airfare Deals American Airlines Bookable Deals Denver Oneworld

Frontier has round-trip flights from Dallas (DFW) to Denver (DEN) for $57-$69, NONSTOP. Flights August to November. No Friday departures. Extended 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.

Read More Nonstop Flights: Dallas to/from Denver $57-$69 r/t – Frontier

Airfare Deals Bookable Deals Denver Frontier

American Airlines has round-trip flights from Dallas (DFW) to Denver (DEN) for $105, NONSTOP. Flights August, September, November, and December. Departures on Monday, Tuesday, Wednesday, Saturday, and Sunday. Origin/Destination reversible.

Note: United may have flights for a little cheaper, but they aren’t worth it because United charges for carry-on bags.

Note: Carry-on bag is allowed for free on American Airlines. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

Read More Nonstop Flights: Dallas to/from Denver $105 r/t – American

Airfare Deals American Airlines Denver Oneworld

American Airlines has round-trip flights from Dallas (DFW) to Denver (DEN) for $97, NONSTOP. Flights April, May, September, October, November, and December. Departures on Monday, Tuesday, Wednesday, Saturday, and Sunday. Origin/Destination reversible.

Note: Carry-on bag is allowed for free on American Airlines. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

Note: We often see Spirit and United “deals” for about -$25 cheaper, we usually ignore them since they aren’t priced low enough to be competitive. Keep in mind that those fares on Spirit and United are fee-encumbered and don’t allow for a free carry-on bag.

Read More Nonstop Flights: Dallas to/from Denver $97 r/t – American

Airfare Deals American Airlines Denver Oneworld

Southwest has round-trip flights from Dallas (DAL) Denver (DEN) for $90, NONSTOP. $52 each-way. Flights from late-January to May. Most availability is in January and February. March to May is midweek, Tuesdays, Wednesdays only. Origin/Destination reversible. No Holidays.

Note: You can save an additional $100 if you purchase your Flight+Hotel together as a package on Southwest Vacations and use the US100OFF coupon-code at checkout.

Read More Nonstop Flights: Dallas to/from Denver $90 r/t – Southwest

Airfare Deals Denver Southwest

Southwest has round-trip flights from Dallas (DAL) Baltimore (BWI) for $134, NONSTOP. $67 each-way. Flights from January to May. Origin/Destination reversible. No Holidays.

Note: You can save an additional $100 if you purchase your Flight+Hotel together as a package on Southwest Vacations and use the US100OFF coupon-code at checkout.

Read More Nonstop Flights: Dallas to/from Baltimore $134 r/t – Southwest

Airfare Deals Baltimore Chicago Denver Southwest

Airfare Deals Baltimore Chicago Denver Southwest

Airfare Deals Chicago Denver Southwest

Southwest has round-trip flights from Dallas (DAL) to Denver (DEN) for $89, NONSTOP. $45 each-way. Flights from October to February mostly on Tuesdays/Wednesdays. Origin/Destination reversible. No Holidays.

Note: Last year these were $49 round-trip. This year has been more expensive overall.

Note: These are “Red-Eye” early morning, or late-night flights.

Read More Nonstop Flights: Dallas to/from Denver $89 r/t – Southwest

Airfare Deals Denver Southwest