$102 Cheap Flights from Colorado Springs (COS) to Phoenix (PHX)

View $102 flight on Wed, Oct 14, 2026Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Colorado Springs to Phoenix (COS-PHX)

Prices were available within the past 7 days and start at $102 for one-way flights and $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Oct 20 - Tue, Oct 27
COS
Colorado Springs
PHX
Phoenix
$185 Roundtrip, found 5 days ago
$185
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Colorado Springs to Phoenix, returning Tue, Oct 27, priced at $185 found 5 days ago
Southwest Airlines
Tue, Nov 24 - Wed, Dec 2
COS
Colorado Springs
PHX
Phoenix
$186 Roundtrip, found 4 days ago
$186
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Nov 24 from Colorado Springs to Phoenix, returning Wed, Dec 2, priced at $186 found 4 days ago
Southwest Airlines
Tue, Oct 20 - Tue, Oct 27
COS
Colorado Springs
PHX
Phoenix
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Colorado Springs to Phoenix, returning Tue, Oct 27, priced at $189 found 5 days ago
Southwest Airlines
Tue, Oct 20 - Tue, Oct 27
COS
Colorado Springs
PHX
Phoenix
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Colorado Springs to Phoenix, returning Tue, Oct 27, priced at $189 found 5 days ago
Delta
Wed, Dec 9 - Tue, Dec 15
COS
Colorado Springs
PHX
Phoenix
$193 Roundtrip, found 5 days ago
$193
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 9 from Colorado Springs to Phoenix, returning Tue, Dec 15, priced at $193 found 5 days ago
Southwest Airlines
Tue, Nov 24 - Wed, Dec 2
COS
Colorado Springs
PHX
Phoenix
$193 Roundtrip, found 4 days ago
$193
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Nov 24 from Colorado Springs to Phoenix, returning Wed, Dec 2, priced at $193 found 4 days ago
Southwest Airlines
Tue, Oct 20 - Tue, Oct 27
COS
Colorado Springs
PHX
Phoenix
$194 Roundtrip, found 5 days ago
$194
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Colorado Springs to Phoenix, returning Tue, Oct 27, priced at $194 found 5 days ago
Southwest Airlines
Tue, Nov 24 - Wed, Dec 2
COS
Colorado Springs
PHX
Phoenix
$195 Roundtrip, found 4 days ago
$195
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Nov 24 from Colorado Springs to Phoenix, returning Wed, Dec 2, priced at $195 found 4 days ago
United
Wed, Jul 8 - Wed, Jul 15
COS
Colorado Springs
PHX
Phoenix
$285 Roundtrip, found 15 hours ago
$285
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Jul 8 from Colorado Springs to Phoenix, returning Wed, Jul 15, priced at $285 found 15 hours ago
American Airlines
Wed, Jul 22 - Tue, Aug 4
COS
Colorado Springs
PHX
Phoenix
$289 Roundtrip, found 17 hours ago
$289
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Wed, Jul 22 from Colorado Springs to Phoenix, returning Tue, Aug 4, priced at $289 found 17 hours ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $366
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $366

Frequently asked questions

How much does a flight from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from $102 and cheap return flights from $185 Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. One-way flights generally range between $141 and $502, and roundtrip flights usually range from $274 to $797. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
September is the cheapest month to fly from Colorado Springs, CO (COS) to Phoenix, AZ (PHX), with average round-trip fares around $260. This is about 16% lower than the average price throughout the year, as travel demand tends to drop after the summer. Other economical months to consider are August and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter COS to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Southwest Airlines is one of the cheapest airlines offering nonstop flights from Colorado Springs, CO (COS) to Phoenix, AZ (PHX), starting from around $147. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Colorado Springs, CO (COS) to Phoenix, AZ (PHX) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. United offers the most daily flights from COS to PHX, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly from Colorado Springs (COS) to Phoenix (PHX) is typically in September or October. During these months, you can expect average prices around $260 for a return flight, making it a budget-friendly option. September and October also offer pleasant weather, allowing you to enjoy your time in Phoenix without the summer heat.*Prices based on flights available on Expedia in the last year.
How many flights per day from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are approximately 3 nonstop flights per day from (COS) to Sky Harbor Intl. (PHX). For more options, look at flights that include layovers.
What is the earliest flight from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Colorado Springs, CO (COS) to Phoenix, AZ (Sky Harbor International) typically leaves at around 5:00 AM, operated by American Airlines. This early flight can help you make the most of your day in Phoenix. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Colorado Springs, CO (COS) to Phoenix, AZ (PHX) are in the early morning, from 6am to 9am. About 28% of passengers prefer this time window. Many major carriers, including Southwest Airlines and United Airlines, offer flights during this window. This timing is perfect for travelers wanting to make the most of their day in Phoenix.
How long does it take to fly from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Direct flights from COS to PHX usually take about 2 hours, traveling roughly 551 miles. If you opt for a connecting flight, expect to add around 4 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
First class is available on flights from COS to PHX. First class cabins are available on:

  • American Airlines
  • United Airlines
  • Delta Air Lines

How do I earn miles on a Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from COS (COS)?
If you're planning to travel to Phoenix from COS (COS), you can fly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Denver Intl. (DEN), Harry Reid Intl. (LAS), Love Field (DAL) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Colorado Springs, CO (COS) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Colorado Springs
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$185
Distance
550 mi

Book with confidence

Colorado Springs to Phoenix Flights

The cheapest times to fly from Colorado Springs to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colorado Springs to Phoenix are during the month of October. You can find some of the cheapest flights from Colorado Springs to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Phoenix

Sunday is one of the best days to book for cheap flights from Colorado Springs to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colorado Springs to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colorado Springs to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $102 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colorado Springs to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colorado Springs to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Colorado Springs to Phoenix Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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