$56+ Cheap flights from Sky Harbor Intl (PHX) 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Jul 22 — Jul 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Sky Harbor Intl to Colorado with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sky Harbor Intl to Colorado
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to ColoradoExplore the most affordable flight options available from Sky Harbor Intl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
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.
Wed 8/121:35 pm
PHX
- DEN
Nonstop1h 59m
Frontier
Mon 8/179:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 6/17![Frontier logo]()
$120
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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 7/282:15 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Fri 7/319:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 6/21![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 6/21. 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 9/36:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Sat 9/510:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 6/21![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 6/21. 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 7/246:40 am
PHX
- DEN
Nonstop1h 59m
Frontier
Wed 7/2911:41 am
DEN
- PHX
Nonstop1h 59m
Frontier
Deal found 6/21![Frontier logo]()
$123
This Frontier deal was found by Cheapflights users on 6/18. 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 7/184:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Tue 7/212:45 pm
DEN
- PHX
Nonstop1h 58m
Frontier
Deal found 6/18![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Mon 8/248:35 am
PHX
- DEN
Nonstop1h 58m
Frontier
Wed 8/2610:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 6/19![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/19. 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.
Sun 9/68:35 am
PHX
- DEN
Nonstop1h 58m
Frontier
Tue 9/89:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 6/19![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 6/304:53 pm
PHX
- DEN
Nonstop1h 53m
Frontier
Fri 7/36:45 am
DEN
- PHX
Nonstop2h 00m
Frontier
Deal found 6/18![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 6/20. 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 8/274:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Sun 8/3010:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 6/20![Frontier logo]()
$130
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Mon 7/276:45 am
DEN
- PHX
Nonstop1h 55m
Frontier
Deal found 6/17![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/20. 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 7/116:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Tue 7/212:45 pm
DEN
- PHX
Nonstop1h 58m
Frontier
Deal found 6/20![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 6/20. 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.
Mon 9/2812:47 pm
PHX
- DEN
Nonstop1h 51m
Frontier
Sat 10/31:34 pm
DEN
- PHX
Nonstop2h 01m
Frontier
Deal found 6/20![Frontier logo]()
$134
Best flights from Sky Harbor Intl to ColoradoDiscover carefully curated flight deals from Sky Harbor Intl to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:49 pm
PHX
- DEN
1 stop15h 31m
Alaska Airlines
Mon 8/316:17 am
DEN
- PHX
1 stop6h 14m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 6/19. 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 8/274:02 pm
PHX
- DEN
1 stop6h 50m
Delta
Mon 8/317:05 am
DEN
- PHX
1 stop6h 01m
Delta
Deal found 6/19![Delta logo]()
$245
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:50 pm
PHX
- DEN
1 stop3h 15m
Southwest
Sat 7/49:45 am
DEN
- PHX
1 stop5h 20m
Southwest
Deal found 6/21![Southwest logo]()
$256
This United Airlines deal was found by Cheapflights users on 6/19. 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 8/254:49 pm
PHX
- COS
1 stop4h 07m
United Airlines
Wed 8/2611:30 am
COS
- PHX
2 stops10h 38m
United Airlines
Deal found 6/19![United Airlines logo]()
$338
This Denver Air Connection deal was found by Cheapflights users on 6/18. 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 Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Mon 9/2111:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 6/18![Denver Air Connection logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/166:53 pm
PHX
- CEZ
1 stop15h 42m
Multiple Airlines
Thu 7/234:25 pm
CEZ
- PHX
1 stop16h 15m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$435
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:13 pm
PHX
- DEN
1 stop7h 17m
Alaska Airlines
Sun 8/166:00 am
DEN
- PHX
1 stop7h 23m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 6/21. 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 8/55:10 pm
PHX
- COS
1 stop4h 18m
Delta
Tue 8/116:16 pm
COS
- PHX
1 stop6h 25m
Delta
Deal found 6/21![Delta logo]()
$253
This American Airlines deal was found by Cheapflights users on 6/21. 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.
Sat 7/2512:36 am
PHX
- ASE
1 stop8h 25m
American Airlines
Fri 7/316:01 pm
ASE
- PHX
1 stop14h 48m
American Airlines
Deal found 6/21![American Airlines logo]()
$534
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:35 pm
PHX
- DEN
1 stop3h 20m
Southwest
Sun 8/308:30 am
DEN
- PHX
2 stops6h 50m
Southwest
Deal found 6/20![Southwest logo]()
$274
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:02 pm
PHX
- DEN
1 stop6h 50m
Delta
Tue 9/810:45 am
DEN
- PHX
1 stop6h 25m
Delta
Deal found 6/17![Delta logo]()
$264
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:50 pm
PHX
- DEN
1 stop3h 45m
Southwest
Tue 7/289:35 am
DEN
- PHX
2 stops6h 15m
Southwest
Deal found 6/21![Southwest logo]()
$278
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:05 pm
PHX
- COS
1 stop4h 36m
Delta
Wed 7/228:10 am
COS
- PHX
1 stop5h 02m
Delta
Deal found 6/17![Delta logo]()
$275
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:05 am
PHX
- DEN
1 stop3h 40m
Southwest
Thu 9/1712:45 pm
DEN
- PHX
1 stop4h 15m
Southwest
Deal found 6/21![Southwest logo]()
$281
This United Airlines deal was found by Cheapflights users on 6/18. 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 8/86:00 am
PHX
- HDN
1 stop5h 18m
United Airlines
Thu 8/131:30 pm
HDN
- PHX
1 stop4h 40m
United Airlines
Deal found 6/18![United Airlines logo]()
$345
This Denver Air Connection deal was found by Cheapflights users on 6/20. 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 Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/51:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Thu 7/911:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 6/20![Denver Air Connection logo]()
$364
This Southwest deal was found by Cheapflights users on 6/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/201:55 pm
PHX
- DEN
2 stops6h 05m
Southwest
Tue 7/215:05 pm
DEN
- PHX
1 stop4h 50m
Southwest
Deal found 6/19![Southwest logo]()
$283
This Delta deal was found by Cheapflights users on 6/19. 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 7/145:05 pm
PHX
- COS
1 stop4h 36m
Delta
Sat 7/256:16 pm
COS
- PHX
1 stop4h 55m
Delta
Deal found 6/19![Delta logo]()
$296
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 7/226:00 am
PHX
- DRO
1 stop5h 28m
United Airlines
Sun 7/265:15 am
DRO
- PHX
1 stop4h 45m
United Airlines
Deal found 6/16![United Airlines logo]()
$385
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:10 am
PHX
- COS
2 stops6h 00m
Southwest
Wed 8/195:20 pm
COS
- PHX
1 stop4h 35m
Southwest
Deal found 6/17![Southwest logo]()
$299
This Delta deal was found by Cheapflights users on 6/19. 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 7/11:20 pm
PHX
- DEN
1 stop5h 44m
Delta
Sat 7/113:55 pm
DEN
- PHX
1 stop7h 16m
Delta
Deal found 6/19![Delta logo]()
$304
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.
Sat 8/229:23 am
PHX
- DRO
1 stop4h 26m
United Airlines
Wed 8/266:00 pm
DRO
- PHX
1 stop5h 09m
United Airlines
Deal found 6/16![United Airlines logo]()
$394
This Denver Air Connection deal was found by Cheapflights users on 6/21. 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 Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Fri 7/1011:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 6/21![Denver Air Connection logo]()
$444
This Delta deal was found by Cheapflights users on 6/21. 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 7/2712:15 pm
PHX
- DEN
1 stop5h 03m
Delta
Sun 8/27:09 pm
DEN
- PHX
1 stop5h 22m
Delta
Deal found 6/21![Delta logo]()
$311
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:10 pm
PHX
- COS
Nonstop1h 40m
Southwest
Mon 8/176:30 am
COS
- PHX
Nonstop1h 55m
Southwest
Deal found 6/20![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/99:58 pm
PHX
- CEZ
2 stops21h 22m
Multiple Airlines
Thu 7/164:25 pm
CEZ
- PHX
1 stop6h 03m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$504
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 8/154:49 pm
PHX
- DRO
1 stop4h 11m
United Airlines
Wed 8/197:00 am
DRO
- PHX
1 stop4h 37m
United Airlines
Deal found 6/17![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 6/21. 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 7/246:00 am
PHX
- DEN
1 stop4h 47m
Delta
Mon 8/35:35 am
DEN
- PHX
1 stop4h 09m
Delta
Deal found 6/21![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/145:10 am
PHX
- EGE
1 stop7h 22m
American Airlines
Fri 7/172:12 pm
EGE
- PHX
1 stop8h 48m
American Airlines
Deal found 6/20![American Airlines logo]()
$555
This Priceline deal was found by Cheapflights users on 6/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Sat 6/2711:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 6/21![Denver Air Connection logo]()
$464
Last-minute flights from Sky Harbor Intl to ColoradoDiscover last-minute flight deals from Sky Harbor Intl to Colorado. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Colorado. Data last updated June 22, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 6/304:53 pm
PHX
- DEN
Nonstop1h 53m
Frontier
Fri 7/36:45 am
DEN
- PHX
Nonstop2h 00m
Frontier
Deal found 6/18![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 6/21. 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 6/302:15 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Sat 7/42:47 pm
DEN
- PHX
Nonstop2h 01m
Frontier
Deal found 6/21![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 6/21. 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 7/44:53 pm
PHX
- DEN
Nonstop1h 53m
Frontier
Wed 7/811:41 am
DEN
- PHX
Nonstop1h 59m
Frontier
Deal found 6/21![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 6/20. 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 7/116:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Tue 7/212:45 pm
DEN
- PHX
Nonstop1h 58m
Frontier
Deal found 6/20![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 6/20. 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 7/111:15 pm
PHX
- DEN
Nonstop1h 59m
Frontier
Sat 7/182:45 pm
DEN
- PHX
Nonstop1h 58m
Frontier
Deal found 6/20![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/1511:19 am
PHX
- DEN
Nonstop1h 56m
Frontier
Tue 7/217:25 am
DEN
- PHX
1 stop9h 06m
Frontier
Deal found 6/21![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/186:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Tue 7/2112:22 pm
DEN
- PHX
Nonstop1h 55m
Frontier
Deal found 6/18![Frontier logo]()
$122
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Mon 7/276:45 am
DEN
- PHX
Nonstop1h 55m
Frontier
Deal found 6/17![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/214:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Tue 7/284:25 pm
DEN
- PHX
1 stop7h 40m
Frontier
Deal found 6/21![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/229:58 pm
PHX
- GJT
1 stop13h 15m
Multiple Airlines
Tue 7/2812:53 pm
GJT
- PHX
1 stop11h 12m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$209
This Frontier deal was found by Cheapflights users on 6/21. 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 7/246:40 am
PHX
- DEN
Nonstop1h 59m
Frontier
Wed 7/2911:41 am
DEN
- PHX
Nonstop1h 59m
Frontier
Deal found 6/21![Frontier logo]()
$123
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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 7/282:15 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Fri 7/319:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 6/21![Frontier logo]()
$121
One-way flights from Sky Harbor Intl to ColoradoSearch for one-way flight options from Sky Harbor Intl to Colorado. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
Search for one-way flight options from Sky Harbor Intl to Colorado. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Super.com deal was found by Cheapflights users on 6/20. 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 6/306:53 pm
PHX
- DEN
Nonstop1h 53m
Frontier
Deal found 6/20![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Fri 8/214:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Deal found 6/22![Frontier logo]()
$57
This Super.com deal was found by Cheapflights users on 6/19. 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 9/243:40 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Deal found 6/19![Frontier logo]()
$58
This Frontier deal was found by Cheapflights users on 6/21. 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 9/1712:47 pm
PHX
- DEN
Nonstop1h 51m
Frontier
Deal found 6/21![Frontier logo]()
$59
This Frontier deal was found by Cheapflights users on 6/22. 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 8/176:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Deal found 6/22![Frontier logo]()
$63
This Super.com deal was found by Cheapflights users on 6/20. 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 8/206:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Deal found 6/20![Frontier logo]()
$67
This Cheapflightsfares deal was found by Cheapflights users on 6/22. 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 9/36:35 am
PHX
- DEN
Nonstop1h 59m
Frontier
Deal found 6/22![Frontier logo]()
$68
This Frontier deal was found by Cheapflights users on 6/19. 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 7/246:53 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Deal found 6/19![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
Mon 9/217:00 pm
PHX
- DEN
Nonstop1h 59m
Frontier
Deal found 6/21![Frontier logo]()
$71
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:33 pm
PHX
- DEN
1 stop10h 33m
Frontier
Deal found 6/17![Frontier logo]()
$73
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/274:53 pm
PHX
- DEN
Nonstop1h 53m
Frontier
Deal found 6/17![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/1910:09 pm
PHX
- GJT
1 stop13h 04m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$97
Find flight deals from Sky Harbor Intl to Colorado
Keep the following information in mind while searching for Sky Harbor Intl to Colorado flight deals. Data was last updated June 22, 2026.
Round-trip from | $120 (Cheapflightsfares) |
|---|---|
One-way from | $56 (Cheapflightsfares) |
Popular in | June |
Cheapest in | February |
Average price | $243 |
Good round-trip deal | $228 or less |
Good one-way deal | $141 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl 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 22, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 8/27
7:49 pm-12:20 pm
1 stop15h 31m
Denver Intl
Mon 8/31
6:17 am-11:31 am
1 stop6h 14m
$225
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 8/12
3:13 pm-11:30 pm
1 stop7h 17m
Denver Intl
Sun 8/16
6:00 am-12:23 pm
1 stop7h 23m
$234
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 8/27
4:02 pm-11:52 pm
1 stop6h 50m
Denver Intl
Mon 8/31
7:05 am-12:06 pm
1 stop6h 01m
$245
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Wed 8/5
5:10 pm-10:28 pm
1 stop4h 18m
Colorado Springs
Tue 8/11
6:16 pm-11:41 pm
1 stop6h 25m
$253
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 7/3
3:50 pm-8:05 pm
1 stop3h 15m
Denver Intl
Sat 7/4
9:45 am-2:05 pm
1 stop5h 20m
$256
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 9/3
4:02 pm-11:52 pm
1 stop6h 50m
Denver Intl
Tue 9/8
10:45 am-4:10 pm
1 stop6h 25m
$264
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 8/27
12:35 pm-4:55 pm
1 stop3h 20m
Denver Intl
Sun 8/30
8:30 am-2:20 pm
2 stops6h 50m
$274
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Wed 7/15
5:05 pm-10:41 pm
1 stop4h 36m
Colorado Springs
Wed 7/22
8:10 am-12:12 pm
1 stop5h 02m
$275
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Tue 7/21
12:50 pm-5:35 pm
1 stop3h 45m
Denver Intl
Tue 7/28
9:35 am-2:50 pm
2 stops6h 15m
$278
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 9/17
7:05 am-11:45 am
1 stop3h 40m
Denver Intl
Thu 9/17
12:45 pm-4:00 pm
1 stop4h 15m
$281
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Sky Harbor Intl to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Sky Harbor Intl with our price prediction graph.
PHX-DEN
PHX-COS
PHX-CEZ
PHX-HDN
PHX-EGE
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 Phoenix Sky Harbor Intl Airport to Colorado
PHX-USCO
PHX-DEN
PHX-COS
PHX-CEZ
PHX-HDN
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Colorado?
Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Colorado (average of $158). Flying from Phoenix Sky Harbor Intl Airport to Colorado in December is currently the most expensive (average of $296). 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 PHX to CO?
Find hourly flight availability from Sky Harbor Intl 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 22, 2026.
It’s optimal to fly from Phoenix Sky Harbor Intl Airport to Colorado in the evening. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Phoenix Sky Harbor Intl Airport to Colorado
Explore weekly flight availability from Sky Harbor Intl 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 22, 2026.
The most flights from PHX to USCO are scheduled on a Monday (43 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Colorado?
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Colorado?
The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Colorado may vary depending on when you book. For the best chance of a lower fare, look to book 68 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 Phoenix Sky Harbor Intl Airport to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Colorado. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Colorado flight should consider departing on Thursday evenings 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 22, 2026.
Get a feel of what it's like to fly with Denver Air Connection,Southwest, andUnited Airlines from Phoenix Sky Harbor Intl Airport to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Denver Air Connection
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Denver Air Connection
Crew
9.1
Food
8.2
Overall
8.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Sky Harbor Intl to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sky Harbor Intl to Colorado by cabin class
Find flights from Sky Harbor Intl to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sky Harbor Intl and Colorado flights
Browse other Sky Harbor Intl and Colorado flight options. Last updated on June 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Sky Harbor Intl to Colorado flights
Consider these flights traveling from Sky Harbor Intl to Colorado.
Top 5 airlines flying from Sky Harbor Intl to Colorado
Discover the top 5 airlines that operate flights from Sky Harbor Intl 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$63 | Average$156 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$433 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$139 | Average$386 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$356 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$185 | Average$302 | FlexibilityNo cancel fee | On-timeN/A |