HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$48+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix to Colorado with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Phoenix to Colorado

Keep the following information in mind while searching for Phoenix to Colorado flight deals. Data was last updated March 31, 2025.

Round-trip from

$89
(Frontier)

One-way from

$48
(Cheapflightsfares)

Popular in

March

Cheapest in

August

Average price

$178
From Phoenix to Colorado
Search Deals
One-way flight from Phoenix to Colorado
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find 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 March 31, 2025.

This Frontier deal was found by Cheapflights users on 3/31. 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.
Wed 4/231:14 pmPHX - DEN
Nonstop1h 58mFrontier
Wed 4/3010:53 pmDEN - PHX
Nonstop2h 05mFrontier
Deal found 3/31$89
This Southwest deal was found by Cheapflights users on 3/31. 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.
Sat 5/37:20 pmPHX - DEN
Nonstop1h 50mSouthwest
Sun 5/410:55 pmDEN - PHX
Nonstop1h 55mSouthwest
Deal found 3/31$172
This Delta deal was found by Cheapflights users on 3/30. 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.
Wed 4/236:00 amPHX - DEN
1 stop5h 56mDelta
Wed 4/236:59 pmDEN - PHX
1 stop4h 59mDelta
Deal found 3/30$199
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:21 pmPHX - DEN
Nonstop1h 59mMultiple Airlines
Mon 6/24:00 pmDEN - PHX
1 stop18h 00mMultiple Airlines
Deal found 3/30$209
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2111:10 amPHX - CEZ
Nonstop1h 50mDenver Air Connection
Sun 5/255:15 pmCEZ - PHX
Nonstop1h 50mDenver Air Connection
Deal found 3/31$213
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/284:35 pmPHX - COS
1 stop6h 10mAmerican Airlines
Wed 6/44:43 pmCOS - PHX
1 stop6h 36mAmerican Airlines
Deal found 3/31$219
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 8/51:35 pmPHX - COS
1 stop3h 50mUnited Airlines
Tue 8/127:30 amCOS - PHX
2 stops8h 39mUnited Airlines
Deal found 3/31$224
This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2510:10 amPHX - DEN
1 stop3h 55mContour
Sun 4/274:00 pmDEN - PHX
1 stop18h 00mContour
Deal found 3/29$236
This Southwest deal was found by Cheapflights users on 3/31. 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.
Mon 6/98:00 amPHX - COS
Nonstop1h 40mSouthwest
Tue 6/246:10 amCOS - PHX
1 stop5h 10mSouthwest
Deal found 3/31$239
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:50 pmPHX - DEN
Nonstop1h 54mAmerican Airlines
Wed 8/206:05 amDEN - PHX
1 stop5h 31mAmerican Airlines
Deal found 3/31$241
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 6/28:30 amPHX - GJT
Nonstop1h 37mAmerican Airlines
Wed 6/45:00 amGJT - PHX
Nonstop1h 44mAmerican Airlines
Deal found 3/30$262
This United Airlines deal was found by Cheapflights users on 3/31. 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 6/204:00 pmPHX - DEN
1 stop5h 47mUnited Airlines
Sat 6/219:05 pmDEN - PHX
Nonstop1h 56mUnited Airlines
Deal found 3/31$267

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 March 31, 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

Wed 4/23

1:14 pm-4:12 pm

Nonstop1h 58m

Denver Intl

Wed 4/30

10:53 pm-11:58 pm

Nonstop2h 05m

$89

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 4/25

10:10 am-3:05 pm

1 stop3h 55m

Denver Intl

Mon 4/28

7:20 am-8:22 am

Nonstop2h 02m

$170

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 5/3

7:20 pm-10:10 pm

Nonstop1h 50m

Denver Intl

Sun 5/4

10:55 pm-11:50 pm

Nonstop1h 55m

$172

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 5/14

5:25 pm-10:30 pm

1 stop4h 05m

Denver Intl

Wed 5/21

7:05 am-12:11 pm

1 stop6h 06m

$197

PhoenixCortez

PHX - CEZ

PHXCEZ

Phoenix Sky Harbor Intl

Wed 5/21

11:10 am-2:00 pm

Nonstop1h 50m

Cortez Montezuma County

Sun 5/25

5:15 pm-6:05 pm

Nonstop1h 50m

$213

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 8/18

6:50 pm-9:44 pm

Nonstop1h 54m

Denver Intl

Wed 8/20

12:17 pm-1:10 pm

Nonstop1h 53m

$219

PhoenixColorado Springs

PHX - COS

PHXCOS

Phoenix Sky Harbor Intl

Wed 5/28

4:35 pm-11:45 pm

1 stop6h 10m

Colorado Springs

Wed 6/4

4:43 pm-10:19 pm

1 stop6h 36m

$219

PhoenixColorado Springs

PHX - COS

PHXCOS

Phoenix Sky Harbor Intl

Tue 8/5

1:35 pm-6:25 pm

1 stop3h 50m

Colorado Springs

Tue 8/12

7:30 am-3:09 pm

2 stops8h 39m

$224

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 6/5

10:10 am-3:05 pm

1 stop3h 55m

Denver Intl

Mon 6/9

5:40 pm-10:45 am

1 stop18h 05m

$225

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 4/22

1:42 pm-7:40 pm

1 stop4h 58m

Denver Intl

Thu 4/24

6:00 am-9:54 am

1 stop4h 54m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 59 results
1
2
3
...
6

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, October is the cheapest month in which you can book a flight from Phoenix to Colorado (average of $197). Flying from Phoenix to Colorado in March is currently the most expensive (average of $278). 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 March 31, 2025.

When flying from Phoenix to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 March 31, 2025.

The most flights from PH1 to USCO are scheduled on a Sunday (49 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Colorado by month

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

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

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

If weather is an important factor for your trip to Colorado, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 March 31, 2025.
See what other customers who have flown with Breeze Airways, Alaska Airlines and Southwest from Phoenix to Colorado have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
157 reviews
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
9,818 reviews
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,276 reviews
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,899 reviews
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,614 reviews
Breeze Airways
8.1
Very good
157 reviews

Overall

8.1

Crew

8.8

Comfort

8.2

Food

6.7

Boarding

8.3

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

  • 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 ($48), Allegiant Air ($97), and Delta ($99).

  • 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 - Durango La Plata 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: Air Canada (90%), Lufthansa (90%), United Airlines (90%).

  • What are the cheapest flights from Phoenix to Colorado?

    Looking at all options, your cheapest flight can be booked for $56. While the most popular route (Phoenix Sky Harbor Intl - Denver Intl) can be booked for $132 on average our data indicates $1,751 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, October is the cheapest month in which you can book a flight from Phoenix to Colorado (average of $197). Flying from Phoenix to Colorado in March is currently the most expensive (average of $278). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Seattle flights
Sky Harbor Intl to John F Kennedy Intl flights
Sky Harbor Intl to O'Hare Intl flights
Sky Harbor Intl to Honolulu flights
Sky Harbor Intl to Newark flights
Sky Harbor Intl to Denver flights
Las Vegas to Honolulu flights
Sky Harbor Intl to Los Angeles flights
Las Vegas to Los Angeles flights
Sky Harbor Intl to LaGuardia flights
Las Vegas to Seattle flights
Sky Harbor Intl to Miami flights
Sky Harbor Intl to Las Vegas flights
Sky Harbor Intl to Dallas/Fort Worth flights
Sky Harbor Intl to Portland flights
Las Vegas to John F Kennedy Intl flights
Sky Harbor Intl to Boston flights
Sky Harbor Intl to Hobby flights
Sky Harbor Intl to Dulles Intl flights
Sky Harbor Intl to George Bush Intcntl flights
Sky Harbor Intl to Orlando flights
Sky Harbor Intl to Detroit flights
Sky Harbor Intl to San Diego flights
Las Vegas to Newark flights
Sky Harbor Intl to Minneapolis flights
Sky Harbor Intl to San Francisco flights
Sky Harbor Intl to Nashville flights
Sky Harbor Intl to Salt Lake City flights
Sky Harbor Intl to Atlanta flights
Sky Harbor Intl to Kahului flights
Sky Harbor Intl to Midway flights
Sky Harbor Intl to Reagan-National flights
Las Vegas to Dulles Intl flights
Las Vegas to Fort Lauderdale flights
Las Vegas to Denver flights
Sky Harbor Intl to Fort Lauderdale flights
Las Vegas to Miami flights
Las Vegas to Dallas/Fort Worth flights
Las Vegas to Burbank flights
Las Vegas to LaGuardia flights
Sky Harbor Intl to Baltimore flights
Sky Harbor Intl to Tampa flights
Sky Harbor Intl to Everett flights
Sky Harbor Intl to Ontario flights
Las Vegas to Atlanta flights
Las Vegas to Santa Ana flights
Tucson to Denver flights
Tucson to Los Angeles flights
Las Vegas to Orlando flights
Las Vegas to Nashville flights

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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$114FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$129Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$137Average$470FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$139Average$318FlexibilityNo cancel feeOn-time63%
DeltaCheapest$172Average$258FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.