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Sky Harbor Intl

$96+ Cheap flights from Colorado Springs (COS) to Sky Harbor Intl (PHX)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
COS — PHX
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
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Find cheap flights from Colorado Springs to Sky Harbor Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Colorado Springs to Phoenix Sky Harbor Intl are usually found in September or December, booked 51 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Colorado Springs to Sky Harbor Intl

Cheapest flights from Colorado Springs to Sky Harbor Intl
Explore the most affordable flight options available from Colorado Springs to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.

This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:55 am -
Nonstop1h 55m
Wed 9/165:15 pm -
Nonstop1h 45m
Deal found 8/10$192
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:00 pm -
Nonstop1h 50m
Tue 9/85:15 pm -
Nonstop1h 45m
Deal found 8/9$197
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:50 am -
1 stop4h 25m
Wed 11/186:50 am -
1 stop4h 25m
Deal found 8/10$200
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:15 am -
Nonstop1h 55m
Mon 10/197:45 am -
Nonstop1h 45m
Deal found 8/10$214
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:07 pm -
1 stop5h 36m
Sat 10/105:29 pm -
1 stop3h 53m
Deal found 8/10$221
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:10 pm -
Nonstop1h 55m
Sat 9/55:25 pm -
Nonstop1h 45m
Deal found 8/10$225
This deal was found by Cheapflights users on 8/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:16 pm -
1 stop4h 55m
Wed 9/95:15 pm -
1 stop4h 10m
Deal found 8/10$227

Find flight deals from Colorado Springs to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$192
(Southwest)

One-way from

$96
(Southwest)

Popular in

June

Cheapest in

September

Average price

$330

Good round-trip deal

$288 or less

Good one-way deal

$236 or less
Provider with most accurate pricing for Colorado Springs-Phoenix Sky Harbor Intl flight deals.
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Provider most trusted by Cheapflights users for Colorado Springs-Phoenix Sky Harbor Intl flights.
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From Colorado Springs to Phoenix Sky Harbor Intl
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One-way flight from Colorado Springs to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Colorado Springs to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from Colorado Springs to Phoenix Sky Harbor Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Sky Harbor Intl 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 11, 2026.
Use the filters below to find and compare flights from Colorado Springs to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Tue 10/13

11:15 am-12:10 pm

Nonstop1h 55m

Phoenix Sky Harbor Intl

Mon 10/19

7:45 am-10:30 am

Nonstop1h 45m

$214

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Fri 9/4

6:00 am-10:37 am

1 stop5h 37m

Phoenix Sky Harbor Intl

Mon 9/7

6:00 am-10:30 am

1 stop3h 30m

$252

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Thu 9/3

5:10 pm-6:05 pm

Nonstop1h 55m

Phoenix Sky Harbor Intl

Sat 9/5

5:25 pm-8:10 pm

Nonstop1h 45m

$258

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Tue 11/3

8:40 am-1:37 pm

1 stop4h 57m

Phoenix Sky Harbor Intl

Wed 11/4

1:00 pm-4:24 pm

1 stop3h 24m

$281

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Tue 10/13

11:15 am-12:10 pm

Nonstop1h 55m

Phoenix Sky Harbor Intl

Sun 10/18

4:50 pm-12:30 am

1 stop6h 40m

$282

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Thu 10/1

5:30 am-12:15 pm

2 stops7h 45m

Phoenix Sky Harbor Intl

Mon 10/12

5:10 pm-12:10 am

1 stop6h 00m

$314

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Sun 9/6

6:25 pm-10:05 pm

1 stop4h 40m

Phoenix Sky Harbor Intl

Sun 9/13

8:45 am-11:35 am

Nonstop1h 50m

$319

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Sun 10/25

6:10 am-10:50 am

2 stops5h 40m

Phoenix Sky Harbor Intl

Tue 10/27

12:45 pm-6:50 pm

1 stop5h 05m

$337

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Thu 10/22

5:30 am-8:30 am

1 stop4h 00m

Phoenix Sky Harbor Intl

Sun 10/25

2:55 pm-12:30 am

2 stops8h 35m

$337

Colorado SpringsPhoenix

COS Colorado Springs - PHX Phoenix Sky Harbor Intl

COSPHX

Colorado Springs

Fri 10/9

8:55 pm-9:45 pm

Nonstop1h 50m

Phoenix Sky Harbor Intl

Sun 10/11

8:05 am-2:10 pm

1 stop5h 05m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 22 resultsSorted by cheapest first
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Compare providers for flights from Colorado Springs to Sky Harbor Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Sky Harbor Intl in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Colorado Springs-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colorado Springs to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Colorado Springs 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 Springs to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Colorado Springs to Phoenix Sky Harbor Intl Airport?

The best time to book flights from Colorado Springs to Phoenix Sky Harbor Intl Airport is 50 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 month to book a flight from Colorado Springs to Phoenix Sky Harbor Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Colorado Springs to Phoenix Sky Harbor Intl Airport (average of $300). Flying from Colorado Springs to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of $415). 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 COS to PHX?

Find hourly flight availability from Colorado Springs to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 11, 2026.

One of the essential ways to save on airfare from Colorado Springs to Phoenix Sky Harbor Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

What is the cheapest day to fly from Colorado Springs to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Colorado Springs to Sky Harbor Intl. Price data was last updated on August 8, 2026.

Travelers seeking maximum savings on their Colorado Springs to Phoenix Sky Harbor Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Colorado Springs to Phoenix Sky Harbor Intl Airport?

Airfare is below average for this route at the moment.

Colorado Springs to Phoenix Sky Harbor Intl Airport flights typically cost between $296 and $389 in September.
The cheapest round-trip price found within the last 5 days was $192 on Southwest (Sep 16-Sep 16).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated August 11, 2026.
See what other customers who have flown with Southwest and United Airlines from Colorado Springs to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,220 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
Southwest
8.0
Very good
4,220 reviews
Southwest
8.0
Very good
4,220 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
United Airlines
7.4
Good
10,102 reviews
Southwest
8.0
Very good
4,220 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Related info for your journey

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

  • What airport do you fly from for flights from Colorado Springs to Phoenix Sky Harbor Intl?

    For a flight from Colorado Springs to Phoenix Sky Harbor Intl, you will be flying from Colorado Springs. Colorado Springs (COS) is just 6.7 mi from the center of the city. Colorado Springs is the only Colorado Springs airport and it handles 2 outbound flights to Phoenix Sky Harbor Intl per day. 2 airlines have flights to Phoenix Sky Harbor Intl from Colorado Springs on a regular basis.

  • How long is the flight from Colorado Springs to Phoenix Sky Harbor Intl Airport?

    Southwest and United Airlines can get you from Colorado Springs to Phoenix Sky Harbor Intl Airport in just under 1h 55m. Your travel time can differ by up to 3h 42m. Airlines will cover a distance of 550 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Colorado Springs to Phoenix Sky Harbor Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Phoenix Sky Harbor Intl Airport, with prices starting at $179. Another option worth looking into is Southwest, starting at $240 round trip. United Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Colorado Springs to Phoenix Sky Harbor Intl Airport?

    While on average a flight from Colorado Springs to Phoenix Sky Harbor Intl Airport is generally $332, our data shows the cheapest flight currently is $122. When looking at the most popular route, (Colorado Springs - Phoenix Sky Harbor Intl), you can expect to pay $192 for that flight.

  • Can I find deals for flights from Colorado Springs to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Colorado Springs to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado Springs to Sky Harbor Intl?

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

  • Can I find deals for business class flights from Colorado Springs to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Colorado Springs to Sky Harbor Intl 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 Springs to Phoenix Sky Harbor Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Colorado Springs to Phoenix Sky Harbor Intl Airport (average of $300). Flying from Colorado Springs to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of $415). 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

Traveling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Glendale
Buckeye
Goodyear
Payson
Surprise
Wickenburg
Paradise Valley
Peoria
Chandler
Casa Grande
Camp Verde
Globe
Fountain Hills
Guadalupe

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Colorado Springs to Sky Harbor Intl

Discover the top 2 airlines that operate flights from Colorado Springs to Sky Harbor Intl. 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$356FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$240Average$339FlexibilityNo cancel feeOn-time63%

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