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$34+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Phoenix to Colorado

Cheapest flights from Phoenix to Colorado
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 December 12, 2025.

This Super.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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 12/247:00 amPHX - DEN
Nonstop1h 55mFrontier
Thu 12/256:15 amDEN - PHX
Nonstop2h 06mFrontier
Deal found 12/9$77
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:31 amPHX - DEN
Nonstop1h 55mFrontier
Thu 1/110:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/10$78
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPHX - DEN
Nonstop1h 55mFrontier
Tue 1/61:26 pmDEN - PHX
Nonstop2h 05mFrontier
Deal found 12/9$104
This Super.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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 12/307:00 amPHX - DEN
Nonstop1h 55mFrontier
Thu 1/810:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/9$107
This Expedia deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:42 pmPHX - DEN
1 stop6h 36mMultiple Airlines
Thu 1/110:29 pmDEN - PHX
Nonstop2h 00mMultiple Airlines
Deal found 12/9$112
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amPHX - DEN
Nonstop1h 55mFrontier
Wed 12/3110:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/11$113
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:26 pmPHX - DEN
1 stop5h 32mFrontier
Thu 1/810:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/10$114
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amPHX - DEN
Nonstop1h 55mFrontier
Tue 1/611:02 amDEN - PHX
Nonstop2h 04mFrontier
Deal found 12/8$115
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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 12/249:31 amPHX - DEN
Nonstop1h 55mFrontier
Mon 12/2910:37 pmDEN - PHX
1 stop10h 11mFrontier
Deal found 12/9$120
This Denver Air Connection deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:20 pmPHX - CEZ
Nonstop1h 30mDenver Air Connection
Mon 12/295:15 pmCEZ - PHX
Nonstop1h 50mDenver Air Connection
Deal found 12/10$234
This Denver Air Connection deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:10 pmPHX - CEZ
Nonstop1h 50mDenver Air Connection
Mon 12/295:15 pmCEZ - PHX
Nonstop1h 50mDenver Air Connection
Deal found 12/10$254
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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 12/2410:26 pmPHX - GJT
1 stop14h 20mMultiple Airlines
Sun 12/281:26 pmGJT - PHX
1 stop19h 22mMultiple Airlines
Deal found 12/9$270

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 December 12, 2025.

Round-trip from

$67
(Super.com)

One-way from

$34
(CheapOair)

Popular in

June

Cheapest in

February

Average price

$179
From Phoenix to Colorado
Search Deals
One-way flight from Phoenix to Colorado
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 2025.
Use the filters below to find and compare flights from Phoenix to Colorado that are best for you.

Fly from

Phoenix

Fly to

Colorado

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 1/17

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Sun 1/18

12:34 pm-7:25 pm

1 stop6h 51m

$136

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 1/14

8:24 am-11:58 pm

1 stop15h 34m

Denver Intl

Sun 1/18

8:04 am-3:03 pm

1 stop6h 59m

$136

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 12/25

3:43 pm-5:39 pm

Nonstop1h 56m

Denver Intl

Tue 12/30

6:15 am-8:21 am

Nonstop2h 06m

$147

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 1/15

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Sun 1/18

8:04 am-3:03 pm

1 stop6h 59m

$156

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 12/20

9:31 am-11:26 am

Nonstop1h 55m

Denver Intl

Tue 1/6

1:26 pm-3:31 pm

Nonstop2h 05m

$163

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 1/6

6:06 am-6:15 pm

2 stops12h 09m

Denver Intl

Sat 1/10

8:04 am-2:00 pm

1 stop5h 56m

$165

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 1/16

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Wed 1/21

12:34 pm-7:25 pm

1 stop6h 51m

$166

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 1/17

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Tue 1/20

12:34 pm-7:25 pm

1 stop6h 51m

$166

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 12/19

6:04 pm-10:39 pm

1 stop4h 35m

Denver Intl

Mon 1/5

10:29 pm-12:29 am

Nonstop2h 00m

$169

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 12/24

12:15 pm-7:13 pm

1 stop6h 58m

Denver Intl

Thu 12/25

6:27 pm-11:55 pm

1 stop5h 28m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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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.
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

What is the cheapest month to book a flight from Phoenix to Colorado?

Currently, February is the cheapest month in which you can book a flight from Phoenix to Colorado (average of $53). Flying from Phoenix 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 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 December 12, 2025.

It’s optimal to fly from Phoenix to Colorado in the evening. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.

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 December 16, 2024.

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. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 12, 2025.

The most flights from PH1 to USCO are scheduled on a Thursday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

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 December 12, 2025.
Peruse reviews from past customers who have flown with Denver Air Connection, Southwest, and United 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
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4
Denver Air Connection
8.7
Very good
Denver Air Connection
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4
Southwest
7.9
Good
4,253 reviews
Denver Air Connection
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4
United Airlines
7.4
Good
9,095 reviews
Denver Air Connection
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4
American Airlines
7.2
Good
11,050 reviews
Denver Air Connection
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4
Frontier
5.8
Fair
3,084 reviews
Denver Air Connection
8.7
Very good

Entertainment

8.1

Overall

8.7

Comfort

8.9

Boarding

8.7

Crew

9.4

Food

8.4

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.

  • How long is the flight from Phoenix to Colorado?

    There are many flights that can get you from Phoenix to Colorado in 1h 50m. Fly via Alaska Airlines, Frontier, or Denver Air Connection to get the fastest option. Phoenix and Colorado are separated by a distance of 327 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Phoenix to Colorado one-way?

    The cheapest airlines for a one-way flight from Phoenix to Colorado are Frontier ($31), Allegiant Air ($38), and American Airlines ($68).

  • What are the most popular routes from Phoenix to Colorado?

    Most travelers choose Phoenix Sky Harbor Intl - Denver Intl, Phoenix Sky Harbor Intl - Colorado Springs or Phoenix Sky Harbor Intl - Aspen Pitkin County when deciding on the best route from Phoenix to Colorado.

  • What are the most reliable airlines from Phoenix to Colorado?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix to Colorado on time: Lufthansa (85%), Envoy Air (83%), SkyWest Airlines (83%).

  • What are the cheapest flights from Phoenix to Colorado?

    Looking at all options, your cheapest flight can be booked for $45. While the most popular route (Phoenix Sky Harbor Intl - Denver Intl) can be booked for $66 on average, our data indicates $935 when flying from Phoenix to Colorado.

  • Can I find deals for flights from Phoenix to Colorado that include hotel bookings?

    Yes. In addition to deals on Phoenix to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Colorado.

  • Can I find deals for business class flights from Phoenix to Colorado?

    Yes. Cheapflights offers flight deals from Phoenix to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Colorado?

    Currently, February is the cheapest month in which you can book a flight from Phoenix to Colorado (average of $53). Flying from Phoenix 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.

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Alternative routes for Phoenix to Colorado

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Top 7 airlines flying from Phoenix to Colorado

Discover the top 7 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$126FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$78Average$144FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$137Average$514FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$138Average$411FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$153Average$363FlexibilityNo cancel feeOn-time63%
DeltaCheapest$206Average$278FlexibilityNo cancel feeOn-timeN/A
Denver Air ConnectionCheapest$384Average$537FlexibilityNo cancel feeOn-timeN/A

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