$49+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Feb 28 — Mar 71
1 adult, Economy
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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 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 January 29, 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 January 29, 2026.
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/119:52 am
PHX
- DEN
Nonstop1h 58m
Frontier
Wed 2/183:09 pm
DEN
- PHX
Nonstop2h 10m
Frontier
Deal found 1/27![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:51 pm
PHX
- DEN
Nonstop1h 51m
Frontier
Mon 2/237:20 pm
DEN
- PHX
Nonstop2h 09m
Frontier
Deal found 1/28![Frontier logo]()
$64
This Super.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/271:41 pm
PHX
- DEN
Nonstop1h 54m
Frontier
Sun 3/16:00 am
DEN
- PHX
Nonstop2h 12m
Frontier
Deal found 1/27![Frontier logo]()
$65
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:51 pm
PHX
- DEN
Nonstop1h 51m
Frontier
Sun 3/16:00 am
DEN
- PHX
Nonstop2h 12m
Frontier
Deal found 1/28![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/43:55 pm
PHX
- DEN
Nonstop1h 54m
Frontier
Wed 2/189:50 pm
DEN
- PHX
Nonstop2h 09m
Frontier
Deal found 1/28![Frontier logo]()
$67
This Frontier deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” 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 2/48:30 am
PHX
- DEN
Nonstop1h 57m
Frontier
Wed 2/256:30 am
DEN
- PHX
Nonstop2h 12m
Frontier
Deal found 1/26![Frontier logo]()
$68
This Super.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” 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 2/186:51 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Thu 2/196:00 am
DEN
- PHX
Nonstop2h 12m
Frontier
Deal found 1/26![Frontier logo]()
$69
This Orbitz deal was found by Cheapflights users on 1/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:50 pm
PHX
- DEN
Nonstop1h 55m
Frontier
Wed 4/1510:40 pm
DEN
- PHX
Nonstop2h 07m
Frontier
Deal found 1/28![Frontier logo]()
$70
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:06 pm
PHX
- DEN
Nonstop1h 54m
Frontier
Mon 2/1610:30 pm
DEN
- PHX
Nonstop2h 11m
Frontier
Deal found 1/27![Frontier logo]()
$71
This Super.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/1112:17 pm
PHX
- DEN
Nonstop1h 52m
Frontier
Sun 3/16:00 am
DEN
- PHX
Nonstop2h 12m
Frontier
Deal found 1/27![Frontier logo]()
$72
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:00 am
PHX
- DEN
Nonstop1h 54m
Frontier
Sun 3/17:32 pm
DEN
- PHX
Nonstop2h 09m
Frontier
Deal found 1/27![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 4/14:27 pm
PHX
- GJT
1 stop18h 40m
Multiple Airlines
Tue 4/712:52 pm
GJT
- PHX
1 stop8h 24m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$194
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 January 29, 2026.
Round-trip from | $63 (Frontier) |
|---|---|
One-way from | $49 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $154 |
Good round-trip deal | $162 or less |
Good one-way deal | $117 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 January 29, 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
Sky Harbor Intl
Fly to
Colorado
Route
Depart
Return
Price
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 2/27
7:36 pm-9:30 pm
Nonstop1h 54m
Denver Intl
Sun 3/1
6:00 am-8:12 am
Nonstop2h 12m
$66
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 2/11
6:51 pm-8:46 pm
Nonstop1h 55m
Denver Intl
Wed 2/18
9:50 pm-11:59 pm
Nonstop2h 09m
$67
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 2/28
6:00 am-7:54 am
Nonstop1h 54m
Denver Intl
Sat 2/28
10:00 am-2:49 pm
1 stop4h 49m
$82
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 2/21
7:06 pm-9:00 pm
Nonstop1h 54m
Denver Intl
Thu 2/26
6:00 am-8:12 am
Nonstop2h 12m
$84
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 2/19
10:51 pm-12:42 am
Nonstop1h 51m
Denver Intl
Mon 2/23
10:30 pm-12:41 am
Nonstop2h 11m
$84
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 2/25
3:05 pm-8:37 pm
1 stop5h 32m
Denver Intl
Wed 3/4
9:50 pm-11:59 pm
Nonstop2h 09m
$87
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 2/13
6:00 am-7:54 am
Nonstop1h 54m
Denver Intl
Tue 2/17
9:50 pm-11:59 pm
Nonstop2h 09m
$94
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 3/18
6:55 pm-9:50 pm
Nonstop1h 55m
Denver Intl
Mon 3/23
6:11 am-10:53 am
1 stop5h 42m
$96
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 2/28
10:51 pm-12:42 am
Nonstop1h 51m
Denver Intl
Mon 3/2
7:00 am-12:22 pm
1 stop5h 22m
$97
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 2/4
1:00 pm-2:54 pm
Nonstop1h 54m
Denver Intl
Wed 2/18
12:56 pm-6:54 pm
1 stop5h 58m
$103
Showing 1-10 of 60 results
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.
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
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Colorado?
Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Colorado (average of $56). Flying from Phoenix Sky Harbor Intl Airport to Colorado in July is currently the most expensive (average of $102). 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 January 29, 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 36% on the cost of your flight, compared to a flight at noon.
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 January 24, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Colorado flight should consider departing on Friday evenings 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.
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 January 29, 2026.
The most flights from PHX to USCO are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Colorado?
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 January 29, 2026.
Get a feel of what it's like to fly with Southwest, Denver Air Connection, and United 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.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Denver Air Connection
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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Alternative routes for Sky Harbor Intl to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$145 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$132 | Average$393 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$137 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$149 | Average$365 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$206 | Average$278 | FlexibilityNo cancel fee | On-timeN/A |