United has “basic economy” round-trip flights from Dallas (DFW) to Denver (DEN) for $49 or San Francisco (SFO) for $79, NONSTOP. $25-$40 each way. Flights from October to January. No Sunday returns.

“Basic economy” fares do not include a free carry-on bag. Only a personal item (like a small-backpack) is free. Checked bags cost +$25. No seat selection they will be randomly assigned prior to boarding. If you have the United MileagePlus credit-card, use the “free checked bag” perk.

Read More Nonstop Flights: Dallas to Denver $49 or San Francisco $79 r/t – United

Airfare Deals Denver San Francisco Star Alliance United

[08/22/2017 @ 10:40 PM] Starting to sell out. Mostly odds-and-ends left.

American Airlines has round-trip flights from Dallas (DFW) to Denver (DEN) starting at $49, NONSTOP. $25 each-way. Most flights are Tuesday, Wednesday, Saturday, August, September, November, January and February. Origin/Destination reversible. No Holidays.

Read More Nonstop Flights: Dallas to/from Denver $49-$70 r/t – American

Airfare Deals American Airlines Denver Oneworld

[08/16/2017 @ 5:34 PM] Pittsburgh fare increased to $111, Saturday departures mostly gone.

American Airlines has round-trip flights from Dallas (DFW) to Pittsburgh (PIT) or Denver (DEN) starting at $83, NONSTOP. $42-$45 each-way. Most flights are Tuesday/Wednesday/Saturday. Pittsburgh availability September to October. Denver availability November to February. Origin/Destination reversible. No Holidays.

Read More Nonstop Flights: Dallas to/from Pittsburgh or Denver $83-$91 r/t – American

Airfare Deals American Airlines Denver Oneworld Pittsburgh

[06/02/2017 @ 11:21 AM] Old post clean-up. Fare gone. Removing from deal list.

United has round-trip flights from Dallas (DFW) to Denver (DEN) or Chicago (ORD) starting at $77, NONSTOP. $39 each-way. Flights March to May. A few weekends available. Origin/Destination reversible.

Note: Chicago flights are midweek only. Denver flights are on SAT/SUN/TUE/WED.

Read More Nonstop Flights: Dallas to Denver or Chicago $77-$87 r/t – United

Airfare Deals Denver Star Alliance United

[06/02/2017 @ 11:21 AM] Old post clean-up. Fare gone. Removing from deal list.

United has round-trip flights from Dallas (DFW) to Denver (DEN) for $79, NONSTOP. $40 each-way. Cheapest flights MON-THU+SAT. No Friday or Sunday departures. Holiday Blackouts apply. Fare is reversible.

Read More Nonstop Flights: Dallas to/from Denver $79 r/t – United

Airfare Deals American Airlines Denver Oneworld Star Alliance United

Airfare Deals Denver Southwest

[04/30/2016 @ 3:30 PM] Old post clean-up. Removing from deal list.

Southwest and American Airlines are offering round-trip flights from Dallas (DAL/DFW) to Denver (DEN) for $70-$81, NONSTOP. $35 to 40 each-way. Cheapest flights TUE-WED+SAT April to May. Weekend fares available for about +$10 more each way.

Read More Nonstop Flights: Dallas to/from Denver $70-$81 r/t – SWA / AA

Airfare Deals American Airlines Denver Oneworld Southwest

[01/29/2016 @ 2:10 PM] Old post, cleanup. Removing from deal list. Most have sold out. Will repost when another sale happens.

Southwest Airlines has added a lot of new $44 (one-way) flights from Dallas to many great destinations in the United States (list below). Flights are now available on TUE/WED/SAT from January to early-March. This deal was available for Flights in January to May, but inventory in April and May has since been removed.

Here’s the full list of destinations: New York / Las Vegas / Chicago / Orlando / New Orleans / Denver / Baltimore / Atlanta / Tampa / Oakland

Read More Southwest Airlines: $44 Dallas Flight Sale – NYC / Las Vegas / Chicago / Orlando / New Orleans / Denver / Baltimore / Atlanta / Tampa / Oakland

Airfare Deals Atlanta Baltimore Chicago Denver Las Vegas New Orleans Orlando Southwest Tampa Washington-DC

[10/15/2015 @ 4:18 PM] Old post cleanup. This sale has ended. Removing from bookable list.

Frontier has round-trip flights from Dallas (DFW) to Denver (DEN) or Cincinnati (CVG) for *$38/$58, NONSTOP. Flights from Oct 20 – Dec 16. Blackout Nov 20 – Dec 01. Must use promo-code “5OFF”.

Sale ends Oct 14.

*Frontier Airlines charges a checked/carry-on bag fee of $25/$30 each way. This fee is avoidable if you can pack what you need in a personal item such as a small backpack.

Read More Nonstop Flights: Dallas to Denver / Cincinnati *$38/$58 r/t – Frontier

Airfare Deals Cincinnati Denver Frontier