$53+ Cheap flights from Phoenix 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Sep 2 — Sep 91
Round-trip
1 adult, Economy
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Cheapest flights from Phoenix to ColoradoExplore the most affordable flight options available from Phoenix to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
Explore the most affordable flight options available from Phoenix to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/316:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Sat 9/510:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 7/30![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/116:25 am
PHX
- DEN
Nonstop2h 18m
Frontier
Tue 9/152:29 pm
DEN
- PHX
1 stop7h 05m
Frontier
Deal found 7/29![Frontier logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 8/2. 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 8/204:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Mon 8/2410:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 8/2![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/16:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Mon 9/77:40 am
DEN
- PHX
1 stop25h 18m
Frontier
Deal found 8/1![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 10/85:00 pm
PHX
- DEN
1 stop6h 06m
Frontier
Sun 10/1110:00 am
DEN
- PHX
Nonstop2h 07m
Frontier
Deal found 8/1![Frontier logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 9/211:21 am
PHX
- DEN
Nonstop1h 56m
Frontier
Tue 9/810:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 7/31![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2510:09 pm
PHX
- DEN
1 stop4h 39m
Frontier
Wed 8/269:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 7/29![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 7/30. 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 8/2611:21 am
PHX
- DEN
Nonstop1h 56m
Frontier
Mon 8/315:05 am
DEN
- PHX
1 stop8h 07m
Frontier
Deal found 7/30![Frontier logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 8/1911:21 am
PHX
- DEN
Nonstop1h 56m
Frontier
Thu 8/202:55 pm
DEN
- PHX
1 stop9h 05m
Frontier
Deal found 7/30![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/192:04 pm
PHX
- DEN
1 stop12h 44m
Frontier
Wed 8/266:45 am
DEN
- PHX
Nonstop1h 55m
Frontier
Deal found 7/30![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/268:35 am
PHX
- DEN
Nonstop1h 58m
Frontier
Sun 8/3010:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 7/29![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 9/178:21 am
PHX
- DEN
1 stop11h 01m
Frontier
Sun 9/207:00 am
DEN
- PHX
Nonstop2h 00m
Frontier
Deal found 7/30![Frontier logo]()
$120
Best flights from Phoenix to ColoradoDiscover carefully curated flight deals from Phoenix to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
Discover carefully curated flight deals from Phoenix to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
This Delta deal was found by Cheapflights users on 7/28. 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 9/25:10 pm
PHX
- DEN
1 stop4h 45m
Delta
Tue 9/810:45 am
DEN
- PHX
1 stop6h 25m
Delta
Deal found 7/28![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 12/910:00 am
PHX
- DEN
Nonstop1h 55m
Southwest
Mon 12/146:15 am
DEN
- PHX
1 stop4h 35m
Southwest
Deal found 7/28![Southwest logo]()
$217
This Priceline deal was found by Cheapflights users on 7/31. 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.
Fri 8/281:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Fri 9/411:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 7/31![Denver Air Connection logo]()
$254
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/276:00 am
PHX
- DEN
Nonstop1h 55m
United Airlines
Sun 8/304:11 pm
DEN
- PHX
Nonstop1h 59m
United Airlines
Deal found 7/30![United Airlines logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/2212:13 pm
PHX
- DEN
2 stops10h 06m
Alaska Airlines
Sat 9/266:17 am
DEN
- PHX
1 stop6h 14m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/118:56 pm
PHX
- CEZ
1 stop13h 39m
Multiple Airlines
Mon 9/1411:55 am
CEZ
- PHX
Nonstop1h 50m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/1. 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 8/296:10 am
PHX
- MTJ
1 stop6h 20m
American Airlines
Sat 9/52:21 pm
MTJ
- PHX
2 stops22h 12m
American Airlines
Deal found 8/1![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/30. 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 8/278:00 am
PHX
- COS
Nonstop1h 45m
Southwest
Thu 9/36:30 am
COS
- PHX
Nonstop1h 55m
Southwest
Deal found 7/30![Southwest logo]()
$245
This Denver Air Connection deal was found by Cheapflights users on 8/2. 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.
Sat 10/241:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Wed 10/2811:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 8/2![Denver Air Connection logo]()
$254
This Delta deal was found by Cheapflights users on 7/29. 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 9/41:20 pm
PHX
- DEN
1 stop5h 41m
Delta
Tue 9/810:45 am
DEN
- PHX
1 stop6h 25m
Delta
Deal found 7/29![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 8/1. 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 10/23:05 pm
PHX
- COS
1 stop5h 20m
Southwest
Sat 10/36:05 am
COS
- PHX
Nonstop1h 55m
Southwest
Deal found 8/1![Southwest logo]()
$259
This Delta deal was found by Cheapflights users on 7/29. 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 9/25:10 pm
PHX
- COS
1 stop4h 18m
Delta
Sun 9/66:26 pm
COS
- PHX
1 stop4h 45m
Delta
Deal found 7/29![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/299:23 am
PHX
- MTJ
1 stop4h 04m
United Airlines
Sat 9/51:42 pm
MTJ
- PHX
1 stop4h 28m
United Airlines
Deal found 8/1![United Airlines logo]()
$296
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 9/27:00 am
PHX
- DEN
2 stops10h 32m
Alaska Airlines
Tue 9/86:17 am
DEN
- PHX
1 stop6h 14m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 8/1. 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 10/87:45 am
PHX
- COS
Nonstop1h 45m
Southwest
Sun 10/115:10 am
COS
- PHX
1 stop7h 15m
Southwest
Deal found 8/1![Southwest logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/51:15 pm
PHX
- CEZ
Nonstop1h 50m
Multiple Airlines
Sun 9/61:20 pm
CEZ
- PHX
1 stop11h 19m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$321
This Denver Air Connection deal was found by Cheapflights users on 8/2. 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.
Thu 8/271:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Sun 8/3011:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 8/2![Denver Air Connection logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 8/2212:13 pm
PHX
- DEN
1 stop6h 13m
Alaska Airlines
Sat 8/298:08 am
DEN
- PHX
2 stops11h 59m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 7/31. 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 10/143:30 pm
PHX
- MTJ
1 stop4h 09m
United Airlines
Sat 10/177:15 am
MTJ
- PHX
1 stop6h 12m
United Airlines
Deal found 7/31![United Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 7/31. 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 12/52:36 pm
PHX
- DEN
1 stop5h 00m
Delta
Sat 12/265:35 am
DEN
- PHX
1 stop4h 24m
Delta
Deal found 7/31![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 8/1. 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 8/2412:35 pm
PHX
- DEN
1 stop3h 20m
Southwest
Fri 8/2810:15 am
DEN
- PHX
1 stop3h 30m
Southwest
Deal found 8/1![Southwest logo]()
$267
This Denver Air Connection deal was found by Cheapflights users on 7/30. 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 10/121:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Wed 10/1411:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 7/30![Denver Air Connection logo]()
$299
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 8/266:50 pm
PHX
- DRO
Nonstop1h 24m
American Airlines
Sun 8/306:05 am
DRO
- PHX
Nonstop1h 30m
American Airlines
Deal found 7/29![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/289:23 am
PHX
- MTJ
1 stop4h 04m
United Airlines
Fri 9/47:15 am
MTJ
- PHX
1 stop4h 22m
United Airlines
Deal found 7/31![United Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 7/29. 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 10/38:40 am
PHX
- COS
Nonstop1h 50m
Southwest
Sat 10/102:50 pm
COS
- PHX
Nonstop1h 50m
Southwest
Deal found 7/29![Southwest logo]()
$279
This Booking.com deal was found by Cheapflights users on 7/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Sun 8/1611:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 7/31![Denver Air Connection logo]()
$307
This Southwest deal was found by Cheapflights users on 8/2. 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 11/231:45 pm
PHX
- COS
1 stop5h 20m
Southwest
Tue 12/16:30 am
COS
- PHX
Nonstop2h 00m
Southwest
Deal found 8/2![Southwest logo]()
$281
This United Airlines deal was found by Cheapflights users on 7/29. 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 10/209:10 am
PHX
- MTJ
1 stop4h 17m
United Airlines
Thu 10/221:37 pm
MTJ
- PHX
2 stops8h 12m
United Airlines
Deal found 7/29![United Airlines logo]()
$354
This Denver Air Connection deal was found by Cheapflights users on 8/1. 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 9/41:15 pm
PHX
- CEZ
Nonstop1h 50m
Denver Air Connection
Tue 9/811:55 am
CEZ
- PHX
Nonstop1h 50m
Denver Air Connection
Deal found 8/1![Denver Air Connection logo]()
$344
This Southwest deal was found by Cheapflights users on 7/29. 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 7/29![Southwest logo]()
$293
Last-minute flights from Phoenix to ColoradoDiscover last-minute flight deals from Phoenix to Colorado. Data last updated August 3, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Colorado. Data last updated August 3, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 8/1911:21 am
PHX
- DEN
Nonstop1h 56m
Frontier
Thu 8/202:55 pm
DEN
- PHX
1 stop9h 05m
Frontier
Deal found 7/30![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/192:04 pm
PHX
- DEN
1 stop12h 44m
Frontier
Wed 8/266:45 am
DEN
- PHX
Nonstop1h 55m
Frontier
Deal found 7/30![Frontier logo]()
$118
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 8/204:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Mon 8/2410:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 8/1![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/246:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Fri 8/2810:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 8/1![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 30m
Frontier
Mon 8/319:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 7/29![Frontier logo]()
$114
This Frontier deal was found by Cheapflights users on 7/31. 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 8/246:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Sat 8/297:00 am
DEN
- PHX
1 stop6h 42m
Frontier
Deal found 7/31![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2510:09 pm
PHX
- DEN
1 stop4h 39m
Frontier
Wed 8/269:15 am
DEN
- PHX
Nonstop1h 56m
Frontier
Deal found 7/29![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 7/30. 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 8/2611:21 am
PHX
- DEN
Nonstop1h 56m
Frontier
Mon 8/315:05 am
DEN
- PHX
1 stop8h 07m
Frontier
Deal found 7/30![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/268:35 am
PHX
- DEN
Nonstop1h 58m
Frontier
Sun 8/3010:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 7/29![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 8/279:03 am
PHX
- DEN
1 stop17h 45m
Frontier
Sun 8/3010:48 pm
DEN
- PHX
Nonstop1h 51m
Frontier
Deal found 7/30![Frontier logo]()
$120
This Super.com deal was found by Cheapflights users on 7/30. 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 8/284:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Mon 8/318:31 pm
DEN
- PHX
Nonstop1h 57m
Frontier
Deal found 7/30![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/316:57 pm
PHX
- DEN
Nonstop1h 56m
Frontier
Sat 9/510:29 pm
DEN
- PHX
1 stop10h 29m
Frontier
Deal found 7/30![Frontier logo]()
$109
One-way flights from Phoenix to ColoradoSearch for one-way flight options from Phoenix to Colorado. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
Search for one-way flight options from Phoenix to Colorado. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
This Frontier deal was found by Cheapflights users on 8/2. 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 10/33:21 pm
PHX
- DEN
Nonstop1h 54m
Frontier
Deal found 8/2![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 10/277:05 am
PHX
- DEN
1 stop5h 44m
Frontier
Deal found 7/30![Frontier logo]()
$56
This Super.com deal was found by Cheapflights users on 8/1. 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.
Wed 8/264:48 pm
PHX
- DEN
Nonstop1h 58m
Frontier
Deal found 8/1![Frontier logo]()
$57
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 7/31![Frontier logo]()
$58
This Frontier deal was found by Cheapflights users on 8/2. 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 10/299:06 am
PHX
- DEN
Nonstop2h 00m
Frontier
Deal found 8/2![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/2810:33 pm
PHX
- DEN
1 stop19h 47m
Frontier
Deal found 7/30![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/3110:33 pm
PHX
- DEN
1 stop10h 30m
Frontier
Deal found 7/30![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/155:55 pm
PHX
- DEN
1 stop5h 20m
Frontier
Deal found 7/31![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/51:53 pm
PHX
- DEN
1 stop19h 10m
Frontier
Deal found 8/2![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 10/2912:09 pm
PHX
- COS
1 stop26h 40m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/57:22 am
PHX
- COS
1 stop4h 54m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$92
This Southwest deal was found by Cheapflights users on 7/31. 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 9/15:15 pm
PHX
- COS
Nonstop1h 40m
Southwest
Deal found 7/31![Southwest logo]()
$101
Find flight deals from Phoenix to Colorado
Keep the following information in mind while searching for Phoenix to Colorado flight deals. Data was last updated August 3, 2026.
Round-trip from | $109 (Kiwi.com) |
|---|---|
One-way from | $53 (Frontier) |
Popular in | July |
Cheapest in | February |
Average price | $203 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix 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 August 3, 2026.
Use the filters below to find and compare flights from Phoenix 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
Wed 9/2
5:10 pm-10:55 pm
1 stop4h 45m
Denver Intl
Tue 9/8
10:45 am-4:10 pm
1 stop6h 25m
$217
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 12/9
10:00 am-11:55 am
Nonstop1h 55m
Denver Intl
Mon 12/14
6:15 am-10:50 am
1 stop4h 35m
$217
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Thu 8/27
8:00 am-10:45 am
Nonstop1h 45m
Colorado Springs
Thu 9/3
6:30 am-7:25 am
Nonstop1h 55m
$245
PhoenixCortez
PHX - CEZ
PHXCEZ
Phoenix Sky Harbor Intl
Fri 8/28
1:15 pm-4:05 pm
Nonstop1h 50m
Cortez Montezuma County
Fri 9/4
11:55 am-12:45 pm
Nonstop1h 50m
$254
PhoenixCortez
PHX - CEZ
PHXCEZ
Phoenix Sky Harbor Intl
Sat 10/24
1:15 pm-4:05 pm
Nonstop1h 50m
Cortez Montezuma County
Wed 10/28
11:55 am-12:45 pm
Nonstop1h 50m
$254
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 9/4
1:20 pm-8:01 pm
1 stop5h 41m
Denver Intl
Tue 9/8
10:45 am-4:10 pm
1 stop6h 25m
$257
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 8/27
6:00 am-8:55 am
Nonstop1h 55m
Denver Intl
Sun 8/30
4:11 pm-5:10 pm
Nonstop1h 59m
$259
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Fri 10/2
3:05 pm-9:25 pm
1 stop5h 20m
Colorado Springs
Sat 10/3
6:05 am-7:00 am
Nonstop1h 55m
$259
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Wed 9/2
5:10 pm-10:28 pm
1 stop4h 18m
Colorado Springs
Sun 9/6
6:26 pm-10:11 pm
1 stop4h 45m
$265
PhoenixColorado Springs
PHX - COS
PHXCOS
Phoenix Sky Harbor Intl
Thu 10/8
7:45 am-10:30 am
Nonstop1h 45m
Colorado Springs
Sun 10/11
5:10 am-11:25 am
1 stop7h 15m
$265
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Phoenix with our price prediction graph.
PHX-COS
PHX-DEN
PHX-CEZ
PHX-GJT
PHX-HDN
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 to Colorado
PH1-USCO
PHX-COS
PHX-DEN
PHX-CEZ
PHX-GJT
What is the cheapest month to book a flight from Phoenix to Colorado?
Currently, October is the cheapest month in which you can book a flight from Phoenix to Colorado (average of $170). Flying from Phoenix to Colorado in July is currently the most expensive (average of $258). 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 Phoenix 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 August 3, 2026.
It’s optimal to fly from Phoenix to Colorado in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Phoenix to Colorado
Explore weekly flight availability from Phoenix 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 August 3, 2026.
The most flights from PH1 to USCO are scheduled on a Friday (42 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from Phoenix to Colorado?
Airfare is below average for this route at the moment.
Phoenix to Colorado flights typically cost between $133 and $266 in August.The cheapest round-trip price found within the last 5 days was $109 on Frontier (Aug 31-Sep 5).
How far ahead should I book a flight from Phoenix to Colorado?
The best time to book flights from Phoenix to Colorado is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Phoenix to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Phoenix to Colorado. Price data was last updated on July 25, 2026.
Travelers seeking maximum savings on their Phoenix to Colorado flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon 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 August 3, 2026.
Peruse reviews from past customers who have flown with Denver Air Connection,Southwest, andUnited Airlines from Phoenix to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Denver Air Connection
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Denver Air Connection
Boarding
8.2
Comfort
8.6
Overall
8.1
Food
8.2
Crew
9.1
Entertainment
7.6
Related info for your journey
Find useful and relevant information for your journey from Phoenix 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 Phoenix 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 Phoenix to Colorado by cabin class
Find flights from Phoenix to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Phoenix and Colorado flights
Browse other Phoenix and Colorado flight options. Last updated on August 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Phoenix to Colorado flights
Consider these flights traveling from Phoenix to Colorado.
Top 5 airlines flying from Phoenix to Colorado
Discover the top 5 airlines that operate flights from Phoenix 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 August 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$172 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$82 | Average$132 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$137 | Average$438 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$141 | Average$390 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$363 | FlexibilityNo cancel fee | On-time63% |