$61+ Cheap flights from George Bush Intcntl (IAH) to Colorado
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Cheapest flights from George Bush Intcntl to ColoradoExplore the most affordable flight options available from George Bush Intcntl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:34 pm
IAH
- DEN
Nonstop2h 45m
Frontier
Mon 9/148:40 am
DEN
- IAH
Nonstop2h 30m
Frontier
Deal found 6/12![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am
IAH
- DEN
Nonstop2h 31m
Frontier
Sun 8/309:06 pm
DEN
- IAH
Nonstop2h 38m
Frontier
Deal found 6/14![Frontier logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Wed 8/127:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/11![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:30 am
IAH
- DEN
Nonstop2h 41m
Frontier
Mon 10/268:44 pm
DEN
- IAH
Nonstop2h 25m
Frontier
Deal found 6/13![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:15 pm
IAH
- DEN
Nonstop2h 38m
Frontier
Mon 11/98:40 am
DEN
- IAH
Nonstop2h 30m
Frontier
Deal found 6/15![Frontier logo]()
$101
This Frontier deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:30 am
IAH
- DEN
Nonstop2h 41m
Frontier
Sat 11/73:32 pm
DEN
- IAH
Nonstop2h 31m
Frontier
Deal found 6/15![Frontier logo]()
$102
This Cheapflightsfares deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am
IAH
- DEN
Nonstop2h 31m
Frontier
Mon 8/315:20 pm
DEN
- IAH
Nonstop2h 44m
Frontier
Deal found 6/15![Frontier logo]()
$103
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Wed 8/59:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/11![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:30 am
IAH
- DEN
Nonstop2h 31m
Frontier
Mon 8/315:20 pm
DEN
- IAH
Nonstop2h 44m
Frontier
Deal found 6/14![Frontier logo]()
$105
This Cheapflightsfares deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Mon 8/109:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/15![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:59 pm
IAH
- DEN
Nonstop2h 48m
Frontier
Mon 8/319:06 pm
DEN
- IAH
Nonstop2h 38m
Frontier
Deal found 6/14![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Mon 8/107:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$108
Best flights from George Bush Intcntl to ColoradoDiscover carefully curated flight deals from George Bush Intcntl to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:41 am
IAH
- COS
1 stop7h 34m
Delta
Thu 8/138:10 am
COS
- IAH
1 stop8h 52m
Delta
Deal found 6/10![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:15 am
IAH
- DRO
1 stop5h 21m
United Airlines
Thu 9/35:15 am
DRO
- IAH
1 stop4h 53m
United Airlines
Deal found 6/14![United Airlines logo]()
$278
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:37 pm
IAH
- DEN
1 stop8h 59m
Delta
Sat 8/154:33 pm
DEN
- IAH
1 stop6h 19m
Delta
Deal found 6/11![Delta logo]()
$249
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:16 pm
IAH
- DEN
2 stops23h 20m
Alaska Airlines
Mon 8/248:06 pm
DEN
- IAH
2 stops20h 07m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:34 pm
IAH
- DEN
1 stop6h 49m
Delta
Mon 7/2012:40 am
DEN
- IAH
1 stop6h 55m
Delta
Deal found 6/15![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:33 am
IAH
- MTJ
1 stop5h 54m
United Airlines
Sat 9/193:24 pm
MTJ
- IAH
1 stop7h 32m
United Airlines
Deal found 6/15![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:52 pm
IAH
- DEN
1 stop7h 06m
Delta
Sat 10/1012:59 am
DEN
- IAH
1 stop6h 47m
Delta
Deal found 6/11![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:15 pm
IAH
- HDN
Nonstop3h 01m
United Airlines
Wed 7/153:20 pm
HDN
- IAH
1 stop7h 39m
United Airlines
Deal found 6/11![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:50 pm
IAH
- DEN
1 stop6h 09m
Delta
Mon 12/72:20 pm
DEN
- IAH
1 stop7h 28m
Delta
Deal found 6/15![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:30 am
IAH
- DEN
Nonstop2h 32m
United Airlines
Mon 7/207:35 pm
DEN
- IAH
Nonstop2h 31m
United Airlines
Deal found 6/15![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
IAH
- DEN
1 stop6h 47m
Delta
Fri 7/2412:40 am
DEN
- IAH
1 stop6h 57m
Delta
Deal found 6/15![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:15 am
IAH
- GJT
1 stop4h 38m
United Airlines
Mon 7/206:10 pm
GJT
- IAH
1 stop5h 31m
United Airlines
Deal found 6/15![United Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:40 pm
IAH
- DEN
1 stop6h 47m
Delta
Thu 7/239:19 am
DEN
- IAH
1 stop7h 20m
Delta
Deal found 6/15![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:47 am
IAH
- DRO
Nonstop2h 34m
United Airlines
Sat 6/271:30 pm
DRO
- IAH
1 stop5h 27m
United Airlines
Deal found 6/12![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:30 am
IAH
- MTJ
Nonstop2h 49m
United Airlines
Sat 7/111:30 pm
MTJ
- IAH
1 stop7h 06m
United Airlines
Deal found 6/15![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Tue 7/147:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Deal found 6/10![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:20 pm
IAH
- DEN
1 stop7h 46m
Delta
Sat 7/42:15 pm
DEN
- IAH
1 stop6h 19m
Delta
Deal found 6/13![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:22 pm
IAH
- COS
1 stop4h 37m
United Airlines
Wed 7/87:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Deal found 6/12![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:15 am
IAH
- GJT
1 stop4h 38m
United Airlines
Wed 7/153:15 pm
GJT
- IAH
1 stop6h 51m
United Airlines
Deal found 6/10![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:35 am
IAH
- DRO
1 stop6h 14m
United Airlines
Tue 9/16:00 pm
DRO
- IAH
1 stop4h 56m
United Airlines
Deal found 6/13![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:50 pm
IAH
- DEN
1 stop6h 09m
Delta
Sun 12/204:30 pm
DEN
- IAH
1 stop6h 28m
Delta
Deal found 6/14![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Thu 8/66:32 pm
COS
- IAH
1 stop5h 09m
United Airlines
Deal found 6/13![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:19 pm
IAH
- COS
1 stop4h 47m
United Airlines
Tue 7/281:30 pm
COS
- IAH
1 stop7h 06m
United Airlines
Deal found 6/13![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:50 pm
IAH
- DEN
1 stop6h 09m
Delta
Sat 11/2812:59 am
DEN
- IAH
1 stop6h 47m
Delta
Deal found 6/12![Delta logo]()
$506
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:00 pm
IAH
- MTJ
1 stop6h 25m
United Airlines
Sat 8/2911:58 am
MTJ
- IAH
Nonstop2h 48m
United Airlines
Deal found 6/11![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:30 am
IAH
- MTJ
Nonstop2h 45m
United Airlines
Sat 8/2211:58 am
MTJ
- IAH
Nonstop2h 48m
United Airlines
Deal found 6/15![United Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:30 am
IAH
- GJT
1 stop7h 07m
United Airlines
Sat 8/291:40 pm
GJT
- IAH
1 stop5h 50m
United Airlines
Deal found 6/12![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:15 am
IAH
- GJT
1 stop4h 34m
United Airlines
Mon 8/313:12 pm
GJT
- IAH
1 stop7h 44m
United Airlines
Deal found 6/13![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:20 am
IAH
- GJT
1 stop6h 18m
United Airlines
Wed 8/191:40 pm
GJT
- IAH
1 stop4h 26m
United Airlines
Deal found 6/11![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:00 pm
IAH
- GJT
1 stop6h 35m
United Airlines
Tue 9/151:40 pm
GJT
- IAH
1 stop7h 01m
United Airlines
Deal found 6/13![United Airlines logo]()
$379
Last-minute flights from George Bush Intcntl to ColoradoDiscover last-minute flight deals from George Bush Intcntl to Colorado. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Colorado. Data last updated June 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:54 am
IAH
- DEN
1 stop8h 52m
Frontier
Mon 7/209:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:54 am
IAH
- DEN
1 stop8h 52m
Frontier
Wed 7/159:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:54 am
IAH
- DEN
1 stop8h 52m
Frontier
Fri 7/177:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:53 pm
IAH
- DEN
1 stop13h 22m
Frontier
Tue 7/219:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$244
This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:12 am
IAH
- DEN
1 stop12h 04m
Frontier
Tue 6/307:00 am
DEN
- IAH
Nonstop2h 42m
Frontier
Deal found 6/10![Frontier logo]()
$220
This Expedia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:34 pm
IAH
- DEN
1 stop12h 42m
Frontier
Wed 7/227:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/15![Frontier logo]()
$249
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:08 pm
IAH
- DEN
Nonstop2h 51m
Frontier
Wed 7/19:06 pm
DEN
- IAH
Nonstop2h 38m
Frontier
Deal found 6/11![Frontier logo]()
$223
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:08 pm
IAH
- DEN
Nonstop2h 51m
Frontier
Tue 6/307:00 am
DEN
- IAH
Nonstop2h 42m
Frontier
Deal found 6/10![Frontier logo]()
$224
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:08 pm
IAH
- DEN
Nonstop2h 51m
Frontier
Thu 7/29:06 pm
DEN
- IAH
Nonstop2h 38m
Frontier
Deal found 6/11![Frontier logo]()
$253
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:15 am
IAH
- COS
1 stop4h 26m
United Airlines
Fri 7/107:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Deal found 6/15![United Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Thu 7/237:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Deal found 6/14![United Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:02 am
IAH
- COS
1 stop4h 50m
American Airlines
Wed 8/58:00 am
COS
- IAH
1 stop6h 21m
American Airlines
Deal found 6/15![American Airlines logo]()
$257
One-way flights from George Bush Intcntl to ColoradoSearch for one-way flight options from George Bush Intcntl to Colorado. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from George Bush Intcntl to Colorado. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:34 pm
IAH
- DEN
Nonstop2h 45m
Frontier
Deal found 6/10![Frontier logo]()
$61
This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/12![Frontier logo]()
$64
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/11![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:30 am
IAH
- DEN
Nonstop2h 31m
Frontier
Deal found 6/11![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/12![Frontier logo]()
$72
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/10![Frontier logo]()
$74
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/11![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:50 am
IAH
- DEN
Nonstop2h 41m
Frontier
Deal found 6/13![Frontier logo]()
$80
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/11![Frontier logo]()
$81
This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:14 pm
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/10![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/910:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/10![Frontier logo]()
$88
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:15 pm
IAH
- COS
1 stop9h 00m
Delta
Deal found 6/10![Delta logo]()
$99
Find flight deals from George Bush Intcntl to Colorado
Keep the following information in mind while searching for George Bush Intcntl to Colorado flight deals. Data was last updated June 15, 2026.
Round-trip from | $97 (Cheapflightsfares) |
|---|---|
One-way from | $61 (Frontier) |
Popular in | March |
Cheapest in | February |
Average price | $250 |
Good round-trip deal | $230 or less |
Good one-way deal | $158 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonColorado Springs
IAH - COS
IAHCOS
Houston George Bush Intcntl
Sat 8/8
5:41 am-12:15 pm
1 stop7h 34m
Colorado Springs
Thu 8/13
8:10 am-6:02 pm
1 stop8h 52m
$249
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Fri 8/14
4:37 pm-12:36 am
1 stop8h 59m
Denver Intl
Sat 8/15
4:33 pm-11:52 pm
1 stop6h 19m
$249
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Wed 7/15
6:34 pm-12:23 am
1 stop6h 49m
Denver Intl
Mon 7/20
12:40 am-8:35 am
1 stop6h 55m
$257
HoustonDurango
IAH - DRO
IAHDRO
Houston George Bush Intcntl
Sat 8/29
5:15 am-9:36 am
1 stop5h 21m
Durango La Plata County
Thu 9/3
5:15 am-11:08 am
1 stop4h 53m
$278
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Mon 10/5
4:52 pm-10:58 pm
1 stop7h 06m
Denver Intl
Sat 10/10
12:59 am-8:46 am
1 stop6h 47m
$289
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Thu 12/3
5:50 pm-10:59 pm
1 stop6h 09m
Denver Intl
Mon 12/7
2:20 pm-10:48 pm
1 stop7h 28m
$289
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Wed 7/22
5:40 pm-11:27 pm
1 stop6h 47m
Denver Intl
Fri 7/24
12:40 am-8:37 am
1 stop6h 57m
$302
HoustonDenver
IAH - DEN
IAHDEN
Houston George Bush Intcntl
Tue 7/14
5:40 pm-11:27 pm
1 stop6h 47m
Denver Intl
Thu 7/23
9:19 am-5:39 pm
1 stop7h 20m
$302
HoustonMontrose
IAH - MTJ
IAHMTJ
Houston George Bush Intcntl
Sat 9/12
9:33 am-2:27 pm
1 stop5h 54m
Montrose County
Sat 9/19
3:24 pm-11:56 pm
1 stop7h 32m
$309
HoustonHayden
IAH - HDN
IAHHDN
Houston George Bush Intcntl
Fri 7/10
6:15 pm-8:16 pm
Nonstop3h 01m
Hayden Yampa Valley
Wed 7/15
3:20 pm-11:59 pm
1 stop7h 39m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from George Bush Intcntl to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from George Bush Intcntl with our price prediction graph.
IAH-DEN
IAH-COS
IAH-GJT
IAH-DRO
IAH-GUC
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Houston George Bush Intcntl Airport to Colorado
IAH-USCO
IAH-DEN
IAH-COS
IAH-GJT
IAH-DRO
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Colorado?
Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Colorado (average of $31). Flying from Houston George Bush Intcntl Airport to Colorado in July is currently the most expensive (average of $964). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IAH to CO?
Find hourly flight availability from George Bush Intcntl to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2026.
A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Colorado at noon. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from Houston George Bush Intcntl Airport to Colorado
Explore weekly flight availability from George Bush Intcntl to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 15, 2026.
The most flights from IAH to USCO are scheduled on a Friday (51 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (37 on average).
How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to Colorado?
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Colorado?
The price you pay for your flight from Houston George Bush Intcntl Airport to Colorado may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Houston George Bush Intcntl Airport to Colorado?
Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Colorado. Price data was last updated on June 13, 2026.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Colorado flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated June 15, 2026.
Peruse reviews from past customers who have flown with United Airlines,American Airlines, andFrontier from Houston George Bush Intcntl Airport to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Overall
7.4
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for George Bush Intcntl to Colorado
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George Bush Intcntl and Colorado flights
Browse other George Bush Intcntl and Colorado flight options. Last updated on June 15, 2026.
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George Bush Intcntl to Colorado flights
Consider these flights traveling from George Bush Intcntl to Colorado.
Top 3 airlines flying from George Bush Intcntl to Colorado
Discover the top 3 airlines that operate flights from George Bush Intcntl to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$64 | Average$171 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$196 | Average$430 | FlexibilityNo cancel fee | On-time71% |