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$58+ Cheap flights from Colorado to Phoenix

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Colorado to Phoenix

Keep the following information in mind while searching for Colorado to Phoenix flight deals. Data was last updated May 1, 2025.

Round-trip from

$116
(Cheapflightsfares)

One-way from

$58
(Cheapflightsfares)

Popular in

March

Cheapest in

July

Average price

$150
From Colorado to Phoenix
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One-way flight from Colorado to Phoenix
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Highest demand for flights based on searches. 16% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Colorado to Phoenix

Cheapest flights from Colorado to Phoenix
Explore the most affordable flight options available from Colorado to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Sat 5/2411:02 amDEN - PHX
Nonstop2h 05mFrontier
Tue 6/38:21 pmPHX - DEN
Nonstop1h 59mFrontier
Deal found 4/30$116
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/47:05 amDEN - PHX
1 stop6h 06mDelta
Tue 6/109:41 amPHX - DEN
1 stop4h 19mDelta
Deal found 5/1$197
This Southwest deal was found by Cheapflights users on 4/30. 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.
Wed 5/2112:40 pmCOS - PHX
Nonstop1h 45mSouthwest
Sat 5/247:30 pmPHX - COS
Nonstop1h 40mSouthwest
Deal found 4/30$203
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/215:15 pmCOS - PHX
1 stop5h 45mUnited Airlines
Sat 5/244:30 pmPHX - COS
1 stop4h 21mUnited Airlines
Deal found 4/30$218
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/284:43 pmCOS - PHX
1 stop5h 59mAmerican Airlines
Wed 6/43:19 pmPHX - COS
1 stop7h 26mAmerican Airlines
Deal found 4/30$219
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 5/2211:10 amGJT - PHX
1 stop6h 10mDelta
Tue 5/275:25 pmPHX - GJT
1 stop4h 08mDelta
Deal found 4/29$227
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/58:00 amCOS - PHX
1 stop5h 11mDelta
Tue 6/1012:10 pmPHX - COS
2 stops9h 06mDelta
Deal found 4/30$231
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/107:20 pmDRO - PHX
Nonstop1h 28mAmerican Airlines
Mon 6/169:45 pmPHX - DRO
Nonstop1h 23mAmerican Airlines
Deal found 4/29$235
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/244:15 pmDEN - PHX
Nonstop1h 56mUnited Airlines
Sun 5/256:00 amPHX - DEN
Nonstop1h 50mUnited Airlines
Deal found 4/30$245
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/101:40 pmDRO - PHX
1 stop4h 31mUnited Airlines
Mon 6/164:30 pmPHX - DRO
1 stop4h 45mUnited Airlines
Deal found 4/29$254
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/52:39 pmMTJ - PHX
1 stop6h 49mAmerican Airlines
Sun 6/812:38 amPHX - MTJ
1 stop8h 20mAmerican Airlines
Deal found 4/28$255
This Denver Air Connection deal was found by Cheapflights users on 4/29. 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 Denver Air Connection is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:15 pmCEZ - PHX
Nonstop1h 50mDenver Air Connection
Sun 5/186:20 pmPHX - CEZ
Nonstop1h 30mDenver Air Connection
Deal found 4/29$258

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Phoenix 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 May 1, 2025.
Use the filters below to find and compare flights from Colorado to Phoenix that are best for you.

Fly from

Colorado

Fly to

Phoenix

Route

Depart

Return

Price

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 5/24

11:02 am-12:07 pm

Nonstop2h 05m

Phoenix Sky Harbor Intl

Tue 6/3

8:21 pm-11:20 pm

Nonstop1h 59m

$116

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 6/4

7:05 am-12:11 pm

1 stop6h 06m

Phoenix Sky Harbor Intl

Tue 6/10

9:41 am-3:00 pm

1 stop4h 19m

$197

Colorado SpringsPhoenix

COS - PHX

COSPHX

Colorado Springs

Wed 5/21

12:40 pm-1:25 pm

Nonstop1h 45m

Phoenix Sky Harbor Intl

Sat 5/24

7:30 pm-10:10 pm

Nonstop1h 40m

$203

Colorado SpringsPhoenix

COS - PHX

COSPHX

Colorado Springs

Wed 5/21

9:00 am-12:30 pm

1 stop4h 30m

Phoenix Sky Harbor Intl

Sat 5/24

4:30 pm-9:51 pm

1 stop4h 21m

$218

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 9/11

6:54 pm-7:55 pm

Nonstop2h 01m

Phoenix Sky Harbor Intl

Mon 9/15

3:15 pm-6:07 pm

Nonstop1h 52m

$219

Colorado SpringsPhoenix

COS - PHX

COSPHX

Colorado Springs

Wed 5/28

4:43 pm-9:42 pm

1 stop5h 59m

Phoenix Sky Harbor Intl

Wed 6/4

3:19 pm-11:45 pm

1 stop7h 26m

$219

Grand JunctionPhoenix

GJT - PHX

GJTPHX

Grand Junction Regnl

Thu 5/22

11:10 am-4:20 pm

1 stop6h 10m

Phoenix Sky Harbor Intl

Tue 5/27

5:25 pm-10:33 pm

1 stop4h 08m

$227

Colorado SpringsPhoenix

COS - PHX

COSPHX

Colorado Springs

Thu 6/5

8:00 am-12:11 pm

1 stop5h 11m

Phoenix Sky Harbor Intl

Tue 6/10

12:10 pm-10:16 pm

2 stops9h 06m

$231

DurangoPhoenix

DRO - PHX

DROPHX

Durango La Plata County

Wed 6/4

6:00 am-6:36 am

Nonstop1h 36m

Phoenix Sky Harbor Intl

Tue 6/10

9:45 pm-12:08 am

Nonstop1h 23m

$235

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 5/24

4:15 pm-5:11 pm

Nonstop1h 56m

Phoenix Sky Harbor Intl

Sun 5/25

6:00 am-8:50 am

Nonstop1h 50m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 59 results
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Best time to book a flight from Colorado to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Colorado 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 Colorado to Phoenix

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Phoenix (average of $258). Flying from Colorado to Phoenix in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to PHX?

Find hourly flight availability from Colorado to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Phoenix as you normally would.

Weekly flight availability from Colorado to Phoenix

Explore weekly flight availability from Colorado to Phoenix. 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 May 1, 2025.

The most flights from USCO to PH1 are scheduled on a Thursday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in Phoenix by month

Plan your trip to Phoenix by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix when rainfall is around 0.0 in.

Temperature in Phoenix by month

Plan your trip to Phoenix by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated May 1, 2025.
To help decide which airline to fly from Colorado to Phoenix, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    $58 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and Southwest, with prices starting from $99 and $102, respectively.

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

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

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

    The top 3 most reliable airlines when flying from Colorado to Phoenix are Air Canada (83%), Frontier (80%) and United Airlines (79%).

  • What are the cheapest flights from Colorado to Phoenix?

    On average you can expect to pay $256 for a flight from Colorado to Phoenix. The cheapest flight overall is $59 while the most popular route, (Denver Intl - Phoenix Sky Harbor Intl) is currently priced at $118.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Phoenix 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 Colorado to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Phoenix (average of $258). Flying from Colorado to Phoenix in March is currently the most expensive (average of $337). 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.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Colorado to Phoenix

Discover the top 7 airlines that operate flights from Colorado to Phoenix. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$36Average$131FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$78Average$133FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$130Average$291FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$135Average$470FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$137Average$459FlexibilityNo cancel feeOn-time71%
ContourCheapest$158Average$188FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$196Average$273FlexibilityNo cancel feeOn-timeN/A

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