$236 Cheap Flights from Champaign (CMI) to Phoenix (PHX)

View $236 flight on Tue, Oct 14, 2025Opens in a new window

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to Phoenix Sky Harbor Intl. Airport (PHX)

Cheap Flights from Champaign to Phoenix (CMI-PHX)

Prices were available within the past 7 days and start at $236 for one-way flights and $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Nov 28 - Tue, Dec 2
CMI
Champaign
PHX
Phoenix
$428 Roundtrip, found 11 hours ago
$428
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Nov 28 from Champaign to Phoenix, returning Tue, Dec 2, priced at $428 found 11 hours ago
American Airlines
Sat, Oct 18 - Sat, Oct 25
CMI
Champaign
PHX
Phoenix
$434 Roundtrip, found 2 days ago
$434
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 18 from Champaign to Phoenix, returning Sat, Oct 25, priced at $434 found 2 days ago
American Airlines
Fri, Oct 24 - Mon, Oct 27
CMI
Champaign
PHX
Phoenix
$450 Roundtrip, found 3 days ago
$450
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 24 from Champaign to Phoenix, returning Mon, Oct 27, priced at $450 found 3 days ago
American Airlines
Fri, Nov 7 - Sun, Nov 9
CMI
Champaign
PHX
Phoenix
$456 Roundtrip, found 4 days ago
$456
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Nov 7 from Champaign to Phoenix, returning Sun, Nov 9, priced at $456 found 4 days ago
American Airlines
Fri, Nov 28 - Tue, Dec 2
CMI
Champaign
PHX
Phoenix
$456 Roundtrip, found 11 hours ago
$456
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Nov 28 from Champaign to Phoenix, returning Tue, Dec 2, priced at $456 found 11 hours ago
American Airlines
Sat, Oct 18 - Sat, Oct 25
CMI
Champaign
PHX
Phoenix
$462 Roundtrip, found 4 hours ago
$462
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Oct 18 from Champaign to Phoenix, returning Sat, Oct 25, priced at $462 found 4 hours ago
American Airlines
Sat, Oct 18 - Sat, Oct 25
CMI
Champaign
PHX
Phoenix
$467 Roundtrip, found 2 days ago
$467
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 18 from Champaign to Phoenix, returning Sat, Oct 25, priced at $467 found 2 days ago
American Airlines
Thu, Dec 25 - Wed, Dec 31
CMI
Champaign
PHX
Phoenix
$472 Roundtrip, found 7 hours ago
$472
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Dec 25 from Champaign to Phoenix, returning Wed, Dec 31, priced at $472 found 7 hours ago
American Airlines
Thu, Dec 25 - Wed, Dec 31
CMI
Champaign
PHX
Phoenix
$473 Roundtrip, found 3 days ago
$473
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Dec 25 from Champaign to Phoenix, returning Wed, Dec 31, priced at $473 found 3 days ago
American Airlines
Thu, Oct 16 - Wed, Oct 22
CMI
Champaign
PHX
Phoenix
$478 Roundtrip, found 5 days ago
$478
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Oct 16 from Champaign to Phoenix, returning Wed, Oct 22, priced at $478 found 5 days 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 $620
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $620

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX) cost?
Grab a cheap one-way flight from $236 or cheap return flight from $428 from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX)?
November is the most affordable month to fly from CMI to PHX. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from CMI to PHX. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX)?
You'll have to hop on a flight with a layover when traveling from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from CMI to PHX?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX)?
Choose a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX) last-minute?
Last-minute fares from CMI to PHX are typically more expensive. To lock in the lowest prices, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a CMI to PHX flight and hotel package?
You can save money by securing a CMI to PHX flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Sky Harbor Intl. Airport (PHX)?
Usually, it's possible to cancel or reschedule your CMI to PHX flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines
Roundtrip price
$428
Distance
1386 mi

Book with confidence

Book with confidence

Champaign to Phoenix Flights

The cheapest times to fly from Champaign 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 Champaign to Phoenix are during the month of November. You can find some of the cheapest flights from Champaign to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Champaign to Phoenix

Sunday is one of the best days to book for cheap flights from Champaign 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 Champaign 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 Champaign to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $236 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 Champaign 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 Champaign 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.

 

Champaign to Phoenix Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.