Category: <span>Denver</span>

Frontier and Spirit have round-trip flights from Houston (IAH) to Denver or Las Vegas (DEN/LAS) for $51-$59, NONSTOP. Denver flights March to April. Las Vegas flights March to May. No Sunday departures. Very few weekends available. Origin/Destination reversible.

To clarify: Denver Spirit fares begin after mid-April otherwise it’s flying on Frontier. There are no discount Spirit fares for Las Vegas; Frontier only.

You can also save an additional 16% off your Hotel or up to $150 for Flight+Hotel packages on CheapTickets by using the “WANDERLUST” or “ADVENTURE150” coupon codes at checkout (before finalizing your booking).

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

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Click for more details and booking links Nonstop Flights: Houston to/from Denver or Las Vegas $51-$59 r/t – Frontier / Spirit

Airfare Deals Denver Frontier Spirit

United has round-trip flights from Houston (IAH) to Miami, Las Vegas, Fort Lauderdale, Tampa, Orlando, or Denver (MIA, LAS, FLL, TPA, MCO, DEN) for $97, NONSTOP. Flights vary depending on destination, with most availability in March, April, May, August, and September. Mostly midweek or weekday flights, with a few extended weekends here and there.

You can also save an additional 16% off your Hotel or up to $150 for Flight+Hotel packages on CheapTickets by using the “WANDERLUST” or “ADVENTURE150” coupon codes at checkout (before finalizing your booking).

Note: United “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.

Note: The personal item size on United flights is smaller (9-in/10-in/17-in) than Frontier or Spirit (8-in/14-in/18-in).

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Click for more details and booking links Nonstop Flights: Houston to/from Miami, Las Vegas, Fort Lauderdale, Tampa, Orlando, or Denver $97 r/t – United

Airfare Deals Denver Fort Lauderdale Las Vegas Miami Orlando Star Alliance Tampa United

Southwest has round-trip flights from Houston (HOU) to Chicago, Atlanta, Fort Lauderdale, Baltimore, Denver or San Diego (MDW, ATL, FLL, BWI, DEN, SAN) for $98-$108, NONSTOP. $49-$54 each-way. Flights February to May. Origin/Destination reversible. No Holidays. Mostly mid-week/weekdays. No weekends found for San Diego. Depending on dates/destination, the flight may operate as a Red-Eye.

Note: Best availability seems to be between Apr 15th and May 19th.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: You may find additional savings if you book your Flight+Hotel together as a package on Southwest Vacations. Before you commit, always compare the prices of the individual Flights and Hotel with other hotel booking sites like Tripadvisor or Expedia.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Chicago, Atlanta, Fort Lauderdale, Baltimore, Denver or San Diego $98-$108 r/t – Southwest

Airfare Deals Atlanta Baltimore Chicago Denver Fort Lauderdale San Diego Southwest Airlines

Southwest has round-trip flights from Houston (HOU) to Las Vegas, Orlando, Tampa, or Denver (LAS, MCO, TPA, DEN) for $88-$108, NONSTOP. $44-$54 each-way. Flights January to April. Origin/Destination reversible. No Holidays. Mostly weekdays.

Note: Orlando flights look like they are late-night red-eye departures.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: You can save an additional $150 if you book your Flight+Hotel together as a package on Southwest Vacations and use the US150OFF coupon-code. Before you commit, always compare the prices of the individual Flights and Hotel with other hotel booking sites like Tripadvisor or Expedia.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Las Vegas, Orlando, Tampa, or Denver $88-$108 r/t – Southwest

Airfare Deals Denver Las Vegas Orlando Southwest Airlines Tampa

Southwest has round-trip flights from Houston (HOU) to Chicago, Fort Lauderdale, San Diego, Atlanta, or Denver (MDW, FLL, SAN, ATL DEN) for $98, NONSTOP. $49 each-way. Flights are mostly from January to March with a few also in December. Origin/Destination reversible. No Holidays. Mostly weekdays.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: You can save an additional $100  if you book your Flight+Hotel together as a package on Southwest Vacations and use the HOLIDAYDOM coupon-code. Before you commit, always compare the prices of the individual Flights and Hotel with other hotel booking sites like Tripadvisor or Expedia.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Chicago, Fort Lauderdale, San Diego, Atlanta, or Denver $98 r/t – Southwest

Airfare Deals Atlanta Chicago Denver Fort Lauderdale San Diego Southwest Airlines

American Airlines has round-trip flights from Houston (HOU/IAH) to New York, Las Vegas, Denver, or San Diego (EWR, LAS, DEN, SAN) for $114-$122 with a connection. Flights vary depending on destination, most flights are between November to April. See example date list for details. Extended Weekends available.

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.

Click for more details and booking links Cheap Flights: Houston to New York, Las Vegas, Denver, or San Diego $114-$122 r/t – American

Airfare Deals American Airlines Denver Las Vegas New York San Diego

Southwest has round-trip flights from Houston (HOU) to Denver, Chicago, Baltimore, or Atlanta (DEN, MDW, BWI, ATL) for $98, NONSTOP. $49 each-way. Flights from October to February. Most availability starts in November. Origin/Destination reversible. No Holidays. Mostly weekdays.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: You can save an additional $125 if you book your Flight+Hotel together as a package on Southwest Vacations and use the 125DOM19 coupon-code. Before you commit, always compare the prices of the individual Flights and Hotel with other hotel booking sites like Hotels.com.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Denver, Chicago, Baltimore, or Atlanta $98 r/t – Southwest

Airfare Deals Atlanta Denver Southwest Airlines

[09/21/2019 @ 1:43 PM CT] Still available. Was Sep-Dec. Now Oct-Dec.

Southwest has round-trip flights from Houston (HOU) to Denver or Atlanta (DEN/ATL) for $98, NONSTOP. $49 each-way. Flights from October to mid-December. Origin/Destination reversible.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Denver or Atlanta $98 r/t – Southwest

Airfare Deals Atlanta Denver Southwest Airlines

Frontier has round-trip flights from Houston (IAH) to Denver (DEN) for $57-$63, NONSTOP. Flights August to November. Departures on Monday, Tuesday, Wednesday, Saturday, and Sunday. Mostly midweek flights. 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: Houston to/from Denver $57-$63 r/t – Frontier

Airfare Deals Denver Frontier

Southwest has round-trip flights from Houston (HOU) to Denver or Atlanta (DEN/ATL) for $98 or $110, NONSTOP. $49-$55 each-way. Flights from August to December. Most flights are midweek. Atlanta has Saturdays available. Origin/Destination reversible.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Click for more details and booking links Nonstop Flights: Houston to/from Denver ($98) or Atlanta ($110) r/t – Southwest

Airfare Deals Atlanta Denver Southwest Airlines

Southwest has round-trip flights from Houston (HOU) to New Orleans, Denver, Corpus Christi, or Dallas (MSY/DEN/CRP/DAL) starting at $98, NONSTOP. $49 each-way. Flights from August to November. No Friday departures or Sunday returns. Origin/Destination reversible.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Note: You can save an additional $150 if you book your Flight+Hotel together as a package on Southwest Vacations and use the 150DOM coupon-code.

Click for more details and booking links Nonstop Flights: Houston to/from New Orleans / Denver / Corpus Christi / Dallas $98 r/t – Southwest

Airfare Deals Corpus Christi Dallas Denver New Orleans Southwest Airlines

Southwest has round-trip flights from Houston (HOU) to Denver (DEN) starting at $98, NONSTOP. $49 each-way. Flights from August to October. Departures are mostly on Mondays, Tuesdays, and Wednesdays. Returns on Tuesdays, Wednesdays, Thursdays, and Fridays. Origin/Destination reversible.

Note: United, Spirit, and Frontier may have fee encumbered “Basic Economy” fares available for a bit less. Keep in mind that those “cheaper” fares are often more expensive once you factor in bag fees.

Note: Southwest doesn’t charge a change-fee, so if you already booked this flight, but paid more, you should be able to re-book at the lower price and get the difference paid back to you in the form of a travel-voucher.

Note: You can save an additional $100 if you book your Flight+Hotel together as a package on Southwest Vacations and use the DOM100 coupon-code.

Click for more details and booking links Nonstop Flights: Houston to/from Denver $98 r/t – Southwest

Airfare Deals Denver Southwest Airlines

Airfare Deals Denver Frontier Spirit

United and American Airlines have round-trip flights from Houston (IAH/HOU) to Denver (DEN) for $97-$121, NONSTOP (UA) or with connections (AA). Flights March, May, August, September, October, and November. Mostly weekdays. 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: United “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.

Note: The personal item size on United flights is smaller (9-in/10-in/17-in) than Frontier or Spirit (8-in/14-in/18-in).

Note: Be sure to check both “HOU” and “IAH” for availability.

Click for more details and booking links Cheap Flights: Houston to/from Denver $97-$121 r/t – United / American

Airfare Deals American Airlines Denver Oneworld Star Alliance United

[07/31/2018 @ 10:24 AM] Denver added. Updated post details.

Southwest has round-trip flights from Houston (HOU) to Atlanta or Denver (ATL/DEN) starting at $89, NONSTOP. About $45-$49 each-way. Flights mid-August to mid-November. Origin/Destination reversible. Most availability is TUE/WED.

Note: You may find additional savings if you book your Flight+Hotel together as a package on Southwest Vacations. 

Click for more details and booking links Nonstop Flights: Houston to/from Atlanta / Denver $89-$99 r/t – Southwest

Airfare Deals Atlanta Denver Southwest Airlines

[09/01/2018 @ 5:30 PM] Old post clean-up. Fare gone. Removing from deal list.

Southwest has round-trip flights from Houston (HOU) to Denver, Atlanta, or Tampa (DEN/ATL/TPA) for $98-$124, NONSTOP. About $49-$69 each-way. Flights August to mid-November. Cheapest flights are midweek. Weekends are available for about +$10-$20 more. Origin/Destination reversible.

Note: You can save an additional $50-$150 if you book your Flight+Hotel together as a package on Southwest Vacations, and use either the PLANSAVE or FREEDOM coupon-codes. Coupons expire on 07/09/18.

Click for more details and booking links Nonstop Flights: Houston to/from Denver $98 / Atlanta $138 / Tampa $114 r/t – Southwest

Airfare Deals Atlanta Denver Southwest Airlines Tampa

[05/11/2018 @ 11:21 AM] Fewer dates available now. Mostly in September.

Southwest has round-trip flights from Houston (HOU) to Chicago or Atlanta (MDW/ATL) starting at $100, NONSTOP. $50-$55 each-way. Flights from June to September, mostly on Tuesdays, Wednesdays and Saturdays. Weekends available in August and September. Origin/Destination reversible.

Note: United and AA tend to match Southwest fares with inferior “Basic Economy” fares that have bag fees and other various restrictions. Southwest doesn’t charge a change fee or a cancellation fee and allows for 2 checked bags for free.

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

Click for more details and booking links Nonstop Flights: Houston to/from Chicago / Atlanta $100-$110 r/t – Southwest

Airfare Deals Atlanta Chicago Denver Southwest Airlines

Southwest has round-trip flights from Houston (HOU) to Chicago or Atlanta (MDW/ATL) starting at $102, NONSTOP. $51 each-way. Flights in April and May, mostly on Tuesdays, Wednesdays and Saturdays. Other days of the week are available to a lesser extent. Origin/Destination reversible.

Note: Southwest doesn’t charge a change fee or a cancellation fee and allows for 2 checked bags for free.

Click for more details and booking links Nonstop Flights: Houston to/from Chicago / Atlanta $102-$106 r/t – Southwest

Airfare Deals Atlanta Chicago Denver Southwest Airlines

[09/01/2018 @ 5:30 PM] Old post clean-up. Fare gone. Removing from deal list.

[06/15/2018 @ 1:54 PM] This fare is gone, but goes on sale very often at this price. We expect it will be back soon.

Southwest has round-trip flights from Houston (HOU) to Denver (DEN) for $96, NONSTOP. $48 each-way. Flights April to May on Saturdays, Tuesdays, and Wednesdays. Origin/Destination reversible.

Note: You can save an additional $100 if you purchase your Flight+Hotel together as a package on Southwest Vacations and use the DOM0318 coupon-code. Coupon expires 03/26/18.

Note: United may have inferior “Basic Economy” fares available at this price. Those will only be worth it if you have status or the airline branded credit card that will allow you to check a free bag.

Click for more details and booking links Nonstop Flights: Houston to/from Denver $96 r/t – Southwest

Airfare Deals Denver Southwest Airlines

Airfare Deals Atlanta Denver New Orleans Southwest Airlines