Mon Apr 15th 2024 Frontier Airlines · F9 3039 Depart at 12:53pm from Houston (IAH) Fly for 2h 37m Arrive at 2:30pm in Denver (DEN)
Tue Apr 16th 2024 Frontier Airlines · F9 3039 Depart at 9:53am from Houston (IAH) Fly for 2h 43m Arrive at 11:36am in Denver (DEN)
Tue Apr 16th 2024 Frontier Airlines · F9 2037 Depart at 3:59pm from Houston (HOU) Fly for 2h 44m Arrive at 5:43pm in Denver (DEN)
Wed Apr 17th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Wed Apr 17th 2024 Frontier Airlines · F9 2037 Depart at 4:44pm from Houston (HOU) Fly for 2h 41m Arrive at 6:25pm in Denver (DEN)
Thu Apr 18th 2024 Frontier Airlines · F9 2981 Depart at 9:29am from Houston (IAH) Fly for 2h 43m Arrive at 11:12am in Denver (DEN)
Thu Apr 18th 2024 Frontier Airlines · F9 2037 Depart at 3:38pm from Houston (HOU) Fly for 2h 44m Arrive at 5:22pm in Denver (DEN)
Thu Apr 18th 2024 Frontier Airlines · F9 3039 Depart at 5:38pm from Houston (IAH) Fly for 2h 42m Arrive at 7:20pm in Denver (DEN)
Thu Apr 18th 2024 Frontier Airlines · F9 2979 Depart at 10:59pm from Houston (IAH) Fly for 2h 41m Arrive at 12:40am in Denver (DEN)
Fri Apr 19th 2024 Frontier Airlines · F9 2037 Depart at 3:52pm from Houston (HOU) Fly for 2h 44m Arrive at 5:36pm in Denver (DEN)
Fri Apr 19th 2024 Frontier Airlines · F9 2979 Depart at 10:59pm from Houston (IAH) Fly for 2h 41m Arrive at 12:40am in Denver (DEN)
Sat Apr 20th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Sat Apr 20th 2024 Frontier Airlines · F9 3229 Depart at 10:50pm from Houston (IAH) Fly for 2h 41m Arrive at 12:31am in Denver (DEN)
Sun Apr 21st 2024 Frontier Airlines · F9 2037 Depart at 4:20pm from Houston (HOU) Fly for 2h 41m Arrive at 6:01pm in Denver (DEN)
Sun Apr 21st 2024 Frontier Airlines · F9 2979 Depart at 10:12pm from Houston (IAH) Fly for 2h 41m Arrive at 11:53pm in Denver (DEN)
Mon Apr 22nd 2024 Frontier Airlines · F9 3195 Depart at 11:33am from Houston (IAH) Fly for 1h 18m Arrive at 12:51pm in Dallas (DFW)
Layover in Dallas for 4h 40m
Mon Apr 22nd 2024 Frontier Airlines · F9 2549 Depart at 5:31pm from Dallas (DFW) Fly for 2h 13m Arrive at 6:44pm in Denver (DEN)
Mon Apr 22nd 2024 Frontier Airlines · F9 3039 Depart at 12:53pm from Houston (IAH) Fly for 2h 37m Arrive at 2:30pm in Denver (DEN)
Mon Apr 22nd 2024 Frontier Airlines · F9 2037 Depart at 4:04pm from Houston (HOU) Fly for 2h 41m Arrive at 5:45pm in Denver (DEN)
Mon Apr 22nd 2024 Frontier Airlines · F9 3229 Depart at 10:59pm from Houston (IAH) Fly for 2h 41m Arrive at 12:40am in Denver (DEN)
Tue Apr 23rd 2024 Frontier Airlines · F9 3039 Depart at 10:13am from Houston (IAH) Fly for 2h 42m Arrive at 11:55am in Denver (DEN)
Tue Apr 23rd 2024 Frontier Airlines · F9 2037 Depart at 3:59pm from Houston (HOU) Fly for 2h 44m Arrive at 5:43pm in Denver (DEN)
Wed Apr 24th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Wed Apr 24th 2024 Frontier Airlines · F9 4181 Depart at 12:07pm from Houston (IAH) Fly for 2h 58m Arrive at 1:05pm in Phoenix (PHX)
Layover in Phoenix for 1h 40m
Wed Apr 24th 2024 Frontier Airlines · F9 2106 Depart at 2:45pm from Phoenix (PHX) Fly for 1h 54m Arrive at 5:39pm in Denver (DEN)
Wed Apr 24th 2024 Frontier Airlines · F9 2037 Depart at 4:44pm from Houston (HOU) Fly for 2h 41m Arrive at 6:25pm in Denver (DEN)
Wed Apr 24th 2024 Frontier Airlines · F9 3197 Depart at 5:15pm from Houston (IAH) Fly for 1h 18m Arrive at 6:33pm in Dallas (DFW)
Layover in Dallas for 4h 26m
Wed Apr 24th 2024 Frontier Airlines · F9 4069 Depart at 10:59pm from Dallas (DFW) Fly for 2h 18m Arrive at 12:17am in Denver (DEN)
Wed Apr 24th 2024 Frontier Airlines · F9 3195 Depart at 10:13pm from Houston (IAH) Fly for 1h 18m Arrive at 11:31pm in Dallas (DFW)
Layover in Dallas for 6h 19m
Thu Apr 25th 2024 Frontier Airlines · F9 1323 Depart at 5:50am from Dallas (DFW) Fly for 2h 14m Arrive at 7:04am in Denver (DEN)
Thu Apr 25th 2024 Frontier Airlines · F9 2981 Depart at 9:29am from Houston (IAH) Fly for 2h 43m Arrive at 11:12am in Denver (DEN)
Thu Apr 25th 2024 Frontier Airlines · F9 2037 Depart at 3:43pm from Houston (HOU) Fly for 2h 44m Arrive at 5:27pm in Denver (DEN)
Thu Apr 25th 2024 Frontier Airlines · F9 3039 Depart at 5:26pm from Houston (IAH) Fly for 2h 42m Arrive at 7:08pm in Denver (DEN)
Thu Apr 25th 2024 Frontier Airlines · F9 2979 Depart at 10:17pm from Houston (IAH) Fly for 2h 41m Arrive at 11:58pm in Denver (DEN)
Fri Apr 26th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Fri Apr 26th 2024 Frontier Airlines · F9 2037 Depart at 3:52pm from Houston (HOU) Fly for 2h 44m Arrive at 5:36pm in Denver (DEN)
Fri Apr 26th 2024 Frontier Airlines · F9 4181 Depart at 5:03pm from Houston (IAH) Fly for 2h 58m Arrive at 6:01pm in Phoenix (PHX)
Layover in Phoenix for 1h 0m
Fri Apr 26th 2024 Frontier Airlines · F9 3468 Depart at 7:01pm from Phoenix (PHX) Fly for 1h 53m Arrive at 9:54pm in Denver (DEN)
Fri Apr 26th 2024 Frontier Airlines · F9 2979 Depart at 10:51pm from Houston (IAH) Fly for 2h 41m Arrive at 12:32am in Denver (DEN)
Sat Apr 27th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Sat Apr 27th 2024 Frontier Airlines · F9 3197 Depart at 11:22am from Houston (IAH) Fly for 1h 18m Arrive at 12:40pm in Dallas (DFW)
Layover in Dallas for 2h 20m
Sat Apr 27th 2024 Frontier Airlines · F9 2549 Depart at 3:00pm from Dallas (DFW) Fly for 2h 19m Arrive at 4:19pm in Denver (DEN)
Sat Apr 27th 2024 Frontier Airlines · F9 3195 Depart at 3:42pm from Houston (IAH) Fly for 1h 18m Arrive at 5:00pm in Dallas (DFW)
Layover in Dallas for 5h 59m
Sat Apr 27th 2024 Frontier Airlines · F9 4069 Depart at 10:59pm from Dallas (DFW) Fly for 2h 18m Arrive at 12:17am in Denver (DEN)
Sat Apr 27th 2024 Frontier Airlines · F9 3229 Depart at 10:55pm from Houston (IAH) Fly for 2h 41m Arrive at 12:36am in Denver (DEN)
Sun Apr 28th 2024 Frontier Airlines · F9 2981 Depart at 9:19am from Houston (IAH) Fly for 2h 43m Arrive at 11:02am in Denver (DEN)
Sun Apr 28th 2024 Frontier Airlines · F9 2037 Depart at 4:20pm from Houston (HOU) Fly for 2h 41m Arrive at 6:01pm in Denver (DEN)
Sun Apr 28th 2024 Frontier Airlines · F9 3037 Depart at 7:18pm from Houston (IAH) Fly for 2h 44m Arrive at 9:02pm in Denver (DEN)
Sun Apr 28th 2024 Frontier Airlines · F9 2979 Depart at 10:12pm from Houston (IAH) Fly for 2h 41m Arrive at 11:53pm in Denver (DEN)
Mon Apr 29th 2024 Frontier Airlines · F9 3039 Depart at 12:53pm from Houston (IAH) Fly for 2h 37m Arrive at 2:30pm in Denver (DEN)
Mon Apr 29th 2024 Frontier Airlines · F9 2037 Depart at 4:04pm from Houston (HOU) Fly for 2h 41m Arrive at 5:45pm in Denver (DEN)
Mon Apr 29th 2024 Frontier Airlines · F9 3229 Depart at 10:59pm from Houston (IAH) Fly for 2h 41m Arrive at 12:40am in Denver (DEN)
Tue Apr 30th 2024 United Airlines · UA 2617 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Tue Apr 30th 2024 Frontier Airlines · F9 3039 Depart at 10:13am from Houston (IAH) Fly for 2h 42m Arrive at 11:55am in Denver (DEN)
Tue Apr 30th 2024 United Airlines · UA 2677 Depart at 10:50am from Houston (IAH) Fly for 2h 41m Arrive at 12:31pm in Denver (DEN)
Tue Apr 30th 2024 United Airlines · UA 1256 Depart at 12:50pm from Houston (IAH) Fly for 2h 39m Arrive at 2:29pm in Denver (DEN)
Tue Apr 30th 2024 Frontier Airlines · F9 2037 Depart at 3:59pm from Houston (HOU) Fly for 2h 44m Arrive at 5:43pm in Denver (DEN)
Tue Apr 30th 2024 United Airlines · UA 1475 Depart at 10:05pm from Houston (IAH) Fly for 2h 39m Arrive at 11:44pm in Denver (DEN)
Wed May 1st 2024 United Airlines · UA 2617 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Wed May 1st 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Wed May 1st 2024 Frontier Airlines · F9 4181 Depart at 12:07pm from Houston (IAH) Fly for 2h 58m Arrive at 1:05pm in Phoenix (PHX)
Layover in Phoenix for 1h 40m
Wed May 1st 2024 Frontier Airlines · F9 2106 Depart at 2:45pm from Phoenix (PHX) Fly for 1h 54m Arrive at 5:39pm in Denver (DEN)
Wed May 1st 2024 Frontier Airlines · F9 2037 Depart at 4:44pm from Houston (HOU) Fly for 2h 41m Arrive at 6:25pm in Denver (DEN)
Wed May 1st 2024 Frontier Airlines · F9 3197 Depart at 5:15pm from Houston (IAH) Fly for 1h 18m Arrive at 6:33pm in Dallas (DFW)
Layover in Dallas for 4h 26m
Wed May 1st 2024 Frontier Airlines · F9 4069 Depart at 10:59pm from Dallas (DFW) Fly for 2h 18m Arrive at 12:17am in Denver (DEN)
Wed May 1st 2024 United Airlines · UA 1302 Depart at 8:20pm from Houston (IAH) Fly for 2h 40m Arrive at 10:00pm in Denver (DEN)
Wed May 1st 2024 Frontier Airlines · F9 3195 Depart at 10:09pm from Houston (IAH) Fly for 1h 18m Arrive at 11:27pm in Dallas (DFW)
Layover in Dallas for 6h 23m
Thu May 2nd 2024 Frontier Airlines · F9 1323 Depart at 5:50am from Dallas (DFW) Fly for 2h 14m Arrive at 7:04am in Denver (DEN)
Thu May 2nd 2024 United Airlines · UA 2628 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Thu May 2nd 2024 Frontier Airlines · F9 2981 Depart at 9:29am from Houston (IAH) Fly for 2h 43m Arrive at 11:12am in Denver (DEN)
Thu May 2nd 2024 Frontier Airlines · F9 2037 Depart at 3:43pm from Houston (HOU) Fly for 2h 44m Arrive at 5:27pm in Denver (DEN)
Thu May 2nd 2024 Frontier Airlines · F9 3039 Depart at 5:26pm from Houston (IAH) Fly for 2h 42m Arrive at 7:08pm in Denver (DEN)
Thu May 2nd 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Thu May 2nd 2024 Frontier Airlines · F9 2979 Depart at 10:17pm from Houston (IAH) Fly for 2h 41m Arrive at 11:58pm in Denver (DEN)
Fri May 3rd 2024 United Airlines · UA 2628 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Fri May 3rd 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Fri May 3rd 2024 Frontier Airlines · F9 3197 Depart at 11:33am from Houston (IAH) Fly for 1h 18m Arrive at 12:51pm in Dallas (DFW)
Layover in Dallas for 2h 44m
Fri May 3rd 2024 Frontier Airlines · F9 2549 Depart at 3:35pm from Dallas (DFW) Fly for 2h 19m Arrive at 4:54pm in Denver (DEN)
Fri May 3rd 2024 Frontier Airlines · F9 2037 Depart at 3:52pm from Houston (HOU) Fly for 2h 44m Arrive at 5:36pm in Denver (DEN)
Fri May 3rd 2024 Frontier Airlines · F9 4181 Depart at 5:03pm from Houston (IAH) Fly for 2h 58m Arrive at 6:01pm in Phoenix (PHX)
Layover in Phoenix for 1h 0m
Fri May 3rd 2024 Frontier Airlines · F9 3468 Depart at 7:01pm from Phoenix (PHX) Fly for 1h 53m Arrive at 9:54pm in Denver (DEN)
Fri May 3rd 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Fri May 3rd 2024 Frontier Airlines · F9 2979 Depart at 10:51pm from Houston (IAH) Fly for 2h 41m Arrive at 12:32am in Denver (DEN)
Sat May 4th 2024 United Airlines · UA 2628 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Sat May 4th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Sat May 4th 2024 Frontier Airlines · F9 3197 Depart at 11:22am from Houston (IAH) Fly for 1h 18m Arrive at 12:40pm in Dallas (DFW)
Layover in Dallas for 2h 20m
Sat May 4th 2024 Frontier Airlines · F9 2549 Depart at 3:00pm from Dallas (DFW) Fly for 2h 19m Arrive at 4:19pm in Denver (DEN)
Sat May 4th 2024 United Airlines · UA 1706 Depart at 12:50pm from Houston (IAH) Fly for 2h 39m Arrive at 2:29pm in Denver (DEN)
Sat May 4th 2024 Frontier Airlines · F9 3195 Depart at 3:42pm from Houston (IAH) Fly for 1h 18m Arrive at 5:00pm in Dallas (DFW)
Layover in Dallas for 5h 59m
Sat May 4th 2024 Frontier Airlines · F9 4069 Depart at 10:59pm from Dallas (DFW) Fly for 2h 18m Arrive at 12:17am in Denver (DEN)
Sat May 4th 2024 United Airlines · UA 2197 Depart at 4:20pm from Houston (IAH) Fly for 2h 41m Arrive at 6:01pm in Denver (DEN)
Sat May 4th 2024 United Airlines · UA 1717 Depart at 8:20pm from Houston (IAH) Fly for 2h 40m Arrive at 10:00pm in Denver (DEN)
Sat May 4th 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Sat May 4th 2024 Frontier Airlines · F9 3229 Depart at 10:55pm from Houston (IAH) Fly for 2h 41m Arrive at 12:36am in Denver (DEN)
Sun May 5th 2024 Frontier Airlines · F9 2981 Depart at 9:19am from Houston (IAH) Fly for 2h 43m Arrive at 11:02am in Denver (DEN)
Sun May 5th 2024 Frontier Airlines · F9 2037 Depart at 4:20pm from Houston (HOU) Fly for 2h 41m Arrive at 6:01pm in Denver (DEN)
Sun May 5th 2024 Frontier Airlines · F9 3037 Depart at 7:18pm from Houston (IAH) Fly for 2h 44m Arrive at 9:02pm in Denver (DEN)
Sun May 5th 2024 Frontier Airlines · F9 2979 Depart at 10:12pm from Houston (IAH) Fly for 2h 41m Arrive at 11:53pm in Denver (DEN)
Mon May 6th 2024 United Airlines · UA 2628 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Mon May 6th 2024 Frontier Airlines · F9 3039 Depart at 12:53pm from Houston (IAH) Fly for 2h 37m Arrive at 2:30pm in Denver (DEN)
Mon May 6th 2024 Frontier Airlines · F9 2037 Depart at 4:04pm from Houston (HOU) Fly for 2h 41m Arrive at 5:45pm in Denver (DEN)
Mon May 6th 2024 United Airlines · UA 1717 Depart at 8:20pm from Houston (IAH) Fly for 2h 40m Arrive at 10:00pm in Denver (DEN)
Mon May 6th 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Mon May 6th 2024 Frontier Airlines · F9 3229 Depart at 10:59pm from Houston (IAH) Fly for 2h 41m Arrive at 12:40am in Denver (DEN)
Tue May 7th 2024 United Airlines · UA 2628 Depart at 5:00am from Houston (IAH) Fly for 2h 37m Arrive at 6:37am in Denver (DEN)
Tue May 7th 2024 Frontier Airlines · F9 3039 Depart at 10:13am from Houston (IAH) Fly for 2h 42m Arrive at 11:55am in Denver (DEN)
Tue May 7th 2024 Frontier Airlines · F9 2037 Depart at 3:59pm from Houston (HOU) Fly for 2h 44m Arrive at 5:43pm in Denver (DEN)
Tue May 7th 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Wed May 8th 2024 Frontier Airlines · F9 3039 Depart at 9:33am from Houston (IAH) Fly for 2h 43m Arrive at 11:16am in Denver (DEN)
Wed May 8th 2024 Frontier Airlines · F9 4181 Depart at 12:07pm from Houston (IAH) Fly for 2h 58m Arrive at 1:05pm in Phoenix (PHX)
Layover in Phoenix for 1h 40m
Wed May 8th 2024 Frontier Airlines · F9 2106 Depart at 2:45pm from Phoenix (PHX) Fly for 1h 54m Arrive at 5:39pm in Denver (DEN)
Wed May 8th 2024 Frontier Airlines · F9 2037 Depart at 4:44pm from Houston (HOU) Fly for 2h 41m Arrive at 6:25pm in Denver (DEN)
Wed May 8th 2024 Frontier Airlines · F9 3197 Depart at 5:15pm from Houston (IAH) Fly for 1h 18m Arrive at 6:33pm in Dallas (DFW)
Layover in Dallas for 4h 26m
Wed May 8th 2024 Frontier Airlines · F9 4069 Depart at 10:59pm from Dallas (DFW) Fly for 2h 18m Arrive at 12:17am in Denver (DEN)
Wed May 8th 2024 United Airlines · UA 1475 Depart at 10:04pm from Houston (IAH) Fly for 2h 40m Arrive at 11:44pm in Denver (DEN)
Wed May 8th 2024 Frontier Airlines · F9 3195 Depart at 10:13pm from Houston (IAH) Fly for 1h 18m Arrive at 11:31pm in Dallas (DFW)
Layover in Dallas for 6h 19m
Thu May 9th 2024 Frontier Airlines · F9 1323 Depart at 5:50am from Dallas (DFW) Fly for 2h 14m Arrive at 7:04am in Denver (DEN)
Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights
There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights
@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍
Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪
Tips to help you find the cheapest flights from Houston to Denver (HOU to DEN).
❝As someone who works remotely & travels frequently, I always book one way flights and I'm flexible on my departure dates. I look for the best deals. Most sites require you to enter a specific departure date and clutter the page with uneccessary options, images and ads. I want something simple and minimal which allows me to search by departure date range & display a list of flights with the ability to filter according to my needs. So, I built FlightList to solve my own problem & help other travelers who may have the same frustration. It's how I imagine a flight booking site should be.❞