$61+ Cheap flights from Colorado to George Bush Intcntl (IAH)
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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — IAH
Jul 18 — Jul 251
Round-trip
1 adult, Economy
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Cheapest flights from Colorado to George Bush IntcntlExplore the most affordable flight options available from Colorado to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
Explore the most affordable flight options available from Colorado to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 7/217:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$121
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 9/35:20 pm
DEN
- IAH
Nonstop2h 44m
Frontier
Mon 9/76:30 am
IAH
- DEN
Nonstop2h 31m
Frontier
Deal found 6/14![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 6/16. 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.
Mon 7/207:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$123
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.
Thu 9/108:44 pm
DEN
- IAH
Nonstop2h 25m
Frontier
Tue 9/1510:15 pm
IAH
- DEN
Nonstop2h 38m
Frontier
Deal found 6/12![Frontier logo]()
$125
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 7/157:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 7/226:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/16![Frontier logo]()
$126
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/146:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/13![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 6/16. 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 7/227:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$128
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.
Sat 10/38:40 am
DEN
- IAH
Nonstop2h 30m
Frontier
Wed 10/76:50 am
IAH
- DEN
Nonstop2h 41m
Frontier
Deal found 6/15![Frontier logo]()
$129
This Frontier deal was found by Cheapflights users on 6/16. 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 7/309:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 8/56:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/16![Frontier logo]()
$130
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.
Fri 7/179:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Mon 7/2010:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/15![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/16. 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 7/177:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Mon 7/2710:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$133
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.
Wed 7/87:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 7/156:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/14![Frontier logo]()
$134
Best flights from Colorado to George Bush IntcntlDiscover carefully curated flight deals from Colorado to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
Discover carefully curated flight deals from Colorado to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
This Delta deal was found by Cheapflights users on 6/16. 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 7/2012:40 am
DEN
- IAH
1 stop6h 55m
Delta
Mon 8/102:37 pm
IAH
- DEN
1 stop6h 15m
Delta
Deal found 6/16![Delta logo]()
$273
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.
Wed 7/156:32 pm
COS
- IAH
1 stop4h 27m
United Airlines
Sat 7/187:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Deal found 6/14![United Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 11/64:25 pm
GJT
- IAH
1 stop6h 26m
American Airlines
Sun 11/85:00 am
IAH
- GJT
1 stop6h 06m
American Airlines
Deal found 6/16![American Airlines logo]()
$314
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.
Thu 9/1012:45 pm
DEN
- IAH
1 stop7h 53m
Delta
Wed 9/162:21 pm
IAH
- DEN
1 stop6h 09m
Delta
Deal found 6/12![Delta logo]()
$273
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 8/76:32 pm
COS
- IAH
1 stop5h 09m
United Airlines
Tue 8/117:50 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Deal found 6/15![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 6/16. 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 7/2412:40 am
DEN
- IAH
1 stop6h 57m
Delta
Wed 8/55:48 pm
IAH
- DEN
1 stop6h 46m
Delta
Deal found 6/16![Delta logo]()
$274
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 7/312:21 pm
DRO
- IAH
Nonstop2h 19m
United Airlines
Sun 7/129:47 am
IAH
- DRO
Nonstop2h 34m
United Airlines
Deal found 6/13![United Airlines logo]()
$279
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.
Fri 8/711:27 am
COS
- IAH
1 stop9h 09m
Delta
Tue 8/115:41 am
IAH
- COS
1 stop7h 34m
Delta
Deal found 6/15![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 6/16. 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 10/146:03 pm
COS
- IAH
1 stop4h 56m
United Airlines
Fri 10/236:17 pm
IAH
- COS
1 stop4h 49m
United Airlines
Deal found 6/16![United Airlines logo]()
$287
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.
Thu 7/307:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Mon 8/37:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Deal found 6/14![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 6/16. 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 7/239:19 am
DEN
- IAH
1 stop7h 20m
Delta
Sat 7/257:35 am
IAH
- DEN
1 stop8h 18m
Delta
Deal found 6/16![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/49:38 am
GJT
- IAH
1 stop6h 26m
United Airlines
Sat 7/116:30 am
IAH
- GJT
1 stop7h 01m
United Airlines
Deal found 6/17![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 6/16. 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 7/226:00 am
DEN
- IAH
1 stop6h 14m
Delta
Fri 7/312:21 pm
IAH
- DEN
1 stop6h 40m
Delta
Deal found 6/16![Delta logo]()
$319
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:36 am
ASE
- IAH
1 stop4h 32m
American Airlines
Sat 7/47:00 am
IAH
- ASE
1 stop7h 51m
American Airlines
Deal found 6/13![American Airlines logo]()
$500
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 7/311:33 pm
GJT
- IAH
1 stop6h 22m
United Airlines
Mon 8/35:15 am
IAH
- GJT
1 stop4h 38m
United Airlines
Deal found 6/13![United Airlines logo]()
$314
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.
Sat 9/1212:59 am
DEN
- IAH
1 stop6h 33m
Delta
Fri 9/185:46 pm
IAH
- DEN
1 stop6h 39m
Delta
Deal found 6/12![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 7/32:21 pm
ASE
- IAH
1 stop7h 03m
American Airlines
Mon 7/62:04 pm
IAH
- ASE
1 stop7h 13m
American Airlines
Deal found 6/16![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/127:40 am
COS
- IAH
Nonstop2h 32m
United Airlines
Wed 8/126:18 pm
IAH
- COS
1 stop6h 37m
United Airlines
Deal found 6/17![United Airlines logo]()
$327
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.
Fri 7/104:35 pm
DEN
- IAH
1 stop6h 22m
Delta
Thu 7/165:40 pm
IAH
- DEN
1 stop6h 47m
Delta
Deal found 6/14![Delta logo]()
$329
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.
Fri 7/317:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Mon 8/37:52 pm
IAH
- COS
Nonstop2h 37m
United Airlines
Deal found 6/14![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/17. 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 10/277:30 am
COS
- IAH
Nonstop2h 17m
United Airlines
Wed 10/287:30 am
IAH
- COS
1 stop6h 41m
United Airlines
Deal found 6/17![United Airlines logo]()
$327
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 7/96:00 am
DEN
- IAH
1 stop6h 14m
Delta
Thu 7/165:40 pm
IAH
- DEN
1 stop6h 47m
Delta
Deal found 6/14![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/127:40 am
COS
- IAH
Nonstop2h 32m
United Airlines
Sat 8/155:15 am
IAH
- COS
1 stop4h 25m
United Airlines
Deal found 6/17![United Airlines logo]()
$337
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.
Thu 7/236:00 am
DEN
- IAH
1 stop6h 14m
Delta
Sun 7/262:21 pm
IAH
- DEN
1 stop6h 40m
Delta
Deal found 6/12![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/226:32 pm
COS
- IAH
1 stop5h 09m
United Airlines
Wed 7/295:15 am
IAH
- COS
1 stop4h 26m
United Airlines
Deal found 6/16![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 6/16. 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 7/175:40 am
DEN
- IAH
1 stop6h 51m
Delta
Sun 7/267:35 am
IAH
- DEN
1 stop8h 18m
Delta
Deal found 6/16![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/186:00 pm
DRO
- IAH
1 stop4h 56m
United Airlines
Sat 8/229:35 am
IAH
- DRO
Nonstop2h 36m
United Airlines
Deal found 6/17![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 6/16. 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 7/2012:40 am
DEN
- IAH
1 stop6h 55m
Delta
Wed 7/227:10 am
IAH
- DEN
2 stops13h 51m
Delta
Deal found 6/16![Delta logo]()
$405
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.
Fri 7/175:18 pm
DEN
- IAH
Nonstop2h 37m
United Airlines
Mon 7/205:15 am
IAH
- DEN
Nonstop2h 32m
United Airlines
Deal found 6/14![United Airlines logo]()
$352
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 9/16:00 pm
DRO
- IAH
1 stop4h 56m
United Airlines
Sat 9/53:00 pm
IAH
- DRO
1 stop6h 54m
United Airlines
Deal found 6/14![United Airlines logo]()
$358
Last-minute flights from Colorado to George Bush IntcntlDiscover last-minute flight deals from Colorado to George Bush Intcntl. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to George Bush Intcntl. Data last updated June 18, 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.
Wed 7/87:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 7/156:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/14![Frontier logo]()
$134
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/146:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/13![Frontier logo]()
$127
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.
Tue 7/147:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Fri 7/1710:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/15![Frontier logo]()
$136
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 7/157:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 7/226:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/16![Frontier logo]()
$126
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.
Fri 7/179:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Mon 7/2010:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/15![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/16. 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 7/177:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Mon 7/2710:09 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 6/16. 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.
Mon 7/207:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$123
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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.
Mon 7/207:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Fri 7/246:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 7/217:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 6/16. 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.
Tue 7/219:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Thu 8/66:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/16![Frontier logo]()
$139
This Frontier deal was found by Cheapflights users on 6/16. 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 7/227:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Tue 7/286:14 pm
IAH
- DEN
Nonstop2h 49m
Frontier
Deal found 6/16![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 6/16. 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 7/309:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Wed 8/56:30 am
IAH
- DEN
Nonstop2h 44m
Frontier
Deal found 6/16![Frontier logo]()
$130
One-way flights from Colorado to George Bush IntcntlSearch for one-way flight options from Colorado to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
Search for one-way flight options from Colorado to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:18 pm
DEN
- IAH
Nonstop2h 31m
Frontier
Deal found 6/13![Frontier logo]()
$61
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/14![Frontier logo]()
$63
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.
Tue 8/119:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/13![Frontier logo]()
$64
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/13![Frontier logo]()
$73
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.
Thu 8/137:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/13![Frontier logo]()
$74
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.
Fri 9/113:18 pm
DEN
- IAH
Nonstop2h 31m
Frontier
Deal found 6/13![Frontier logo]()
$75
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/13![Frontier logo]()
$79
This Cheapflightsfares deal was found by Cheapflights users on 6/17. 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 7/319:06 pm
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/17![Frontier logo]()
$81
This Frontier deal was found by Cheapflights users on 6/17. 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 7/117:00 am
DEN
- IAH
Nonstop2h 34m
Frontier
Deal found 6/17![Frontier logo]()
$87
This Delta deal was found by Cheapflights users on 6/16. 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 8/116:00 am
COS
- IAH
1 stop6h 27m
Delta
Deal found 6/16![Delta logo]()
$129
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/217:30 am
COS
- IAH
Nonstop2h 33m
United Airlines
Deal found 6/16![United Airlines logo]()
$132
This Delta deal was found by Cheapflights users on 6/16. 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 9/126:00 am
COS
- IAH
1 stop6h 32m
Delta
Deal found 6/16![Delta logo]()
$139
Find flight deals from Colorado to George Bush Intcntl
Keep the following information in mind while searching for Colorado to George Bush Intcntl flight deals. Data was last updated June 18, 2026.
Round-trip from | $121 (Cheapflightsfares) |
|---|---|
One-way from | $61 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $287 |
Good round-trip deal | $313 or less |
Good one-way deal | $154 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to George Bush Intcntl 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 18, 2026.
Use the filters below to find and compare flights from Colorado to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverHouston
DEN - IAH
DENIAH
Denver Intl
Mon 7/20
12:40 am-8:35 am
1 stop6h 55m
Houston George Bush Intcntl
Mon 8/10
2:37 pm-7:52 pm
1 stop6h 15m
$273
DenverHouston
DEN - IAH
DENIAH
Denver Intl
Thu 9/10
12:45 pm-9:38 pm
1 stop7h 53m
Houston George Bush Intcntl
Wed 9/16
2:21 pm-7:30 pm
1 stop6h 09m
$273
DenverHouston
DEN - IAH
DENIAH
Denver Intl
Fri 7/24
12:40 am-8:37 am
1 stop6h 57m
Houston George Bush Intcntl
Wed 8/5
5:48 pm-11:34 pm
1 stop6h 46m
$274
Colorado SpringsHouston
COS - IAH
COSIAH
Colorado Springs
Wed 7/15
6:32 pm-11:59 pm
1 stop4h 27m
Houston George Bush Intcntl
Sat 7/18
7:52 pm-9:29 pm
Nonstop2h 37m
$277
Colorado SpringsHouston
COS - IAH
COSIAH
Colorado Springs
Fri 8/7
6:32 pm-12:41 am
1 stop5h 09m
Houston George Bush Intcntl
Tue 8/11
7:50 pm-9:27 pm
Nonstop2h 37m
$277
Quickest round-trip
DurangoHouston
DRO - IAH
DROIAH
Durango La Plata County
Fri 7/3
12:21 pm-3:40 pm
Nonstop2h 19m
Houston George Bush Intcntl
Sun 7/12
9:47 am-11:21 am
Nonstop2h 34m
$279
Colorado SpringsHouston
COS - IAH
COSIAH
Colorado Springs
Fri 8/7
11:27 am-9:36 pm
1 stop9h 09m
Houston George Bush Intcntl
Tue 8/11
5:41 am-12:15 pm
1 stop7h 34m
$287
Colorado SpringsHouston
COS - IAH
COSIAH
Colorado Springs
Wed 10/14
6:03 pm-11:59 pm
1 stop4h 56m
Houston George Bush Intcntl
Fri 10/23
6:17 pm-10:06 pm
1 stop4h 49m
$287
Colorado SpringsHouston
COS - IAH
COSIAH
Colorado Springs
Thu 7/30
7:30 am-11:03 am
Nonstop2h 33m
Houston George Bush Intcntl
Mon 8/3
7:52 pm-9:29 pm
Nonstop2h 37m
$297
Grand JunctionHouston
GJT - IAH
GJTIAH
Grand Junction Regnl
Sat 7/4
9:38 am-5:04 pm
1 stop6h 26m
Houston George Bush Intcntl
Sat 7/11
6:30 am-12:31 pm
1 stop7h 01m
$299
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Colorado to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Colorado with our price prediction graph.
DEN-IAH
COS-IAH
GJT-IAH
DRO-IAH
ASE-IAH
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 Colorado to Houston George Bush Intcntl Airport
USCO-IAH
DEN-IAH
COS-IAH
GJT-IAH
DRO-IAH
What is the cheapest month to book a flight from Colorado to Houston George Bush Intcntl Airport?
Currently, October is the cheapest month in which you can book a flight from Colorado to Houston George Bush Intcntl Airport (average of $36). Flying from Colorado to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $106). 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 CO to IAH?
Find hourly flight availability from Colorado to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2026.
When flying from Colorado to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 61% versus a flight in the afternoon.
Weekly flight availability from Colorado to Houston George Bush Intcntl Airport
Explore weekly flight availability from Colorado to George Bush Intcntl. 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 18, 2026.
The most flights from USCO to IAH are scheduled on a Monday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).
How much does it cost to fly round-trip from Colorado to Houston George Bush Intcntl Airport?
How far ahead should I book a flight from Colorado to Houston George Bush Intcntl Airport?
To ensure you get the cheapest price possible for a flight from Colorado to Houston George Bush Intcntl Airport, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Colorado to Houston George Bush Intcntl Airport?
Use this chart to determine the cheapest time to fly round-trip from Colorado to George Bush Intcntl. Price data was last updated on June 13, 2026.
Travelers seeking maximum savings on their Colorado to Houston George Bush Intcntl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Colorado to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
Spring
The Woodlands
Jersey Village
Humble
Conroe
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 18, 2026.
Colorado and George Bush Intcntl flights
Browse other Colorado and George Bush Intcntl flight options. Last updated on June 18, 2026.
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Colorado to George Bush Intcntl flights
Consider these flights traveling from Colorado to George Bush Intcntl.
Top 3 airlines flying from Colorado to George Bush Intcntl
Discover the top 3 airlines that operate flights from Colorado to George Bush Intcntl. 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 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$66 | Average$172 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$207 | Average$358 | FlexibilityNo cancel fee | On-time71% |