$298 Cheap Flights from Phoenix (PHX) to Champaign (CMI)

View $298 flight on Tue, May 27, 2025Opens in a new window

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

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Cheap Flights from Phoenix to Champaign (PHX-CMI)

Prices were available within the past 7 days and start at $298 for one-way flights and $406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 1 - Wed, Jul 9
PHX
Phoenix
CMI
Champaign
$406 Roundtrip, found 2 days ago
$406
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jul 1 from Phoenix to Champaign, returning Wed, Jul 9, priced at $406 found 2 days ago
American Airlines
Fri, Jul 11 - Wed, Jul 16
PHX
Phoenix
CMI
Champaign
$428 Roundtrip, found 2 days ago
$428
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Jul 11 from Phoenix to Champaign, returning Wed, Jul 16, priced at $428 found 2 days ago
American Airlines
Tue, Jul 1 - Wed, Jul 9
PHX
Phoenix
CMI
Champaign
$434 Roundtrip, found 2 days ago
$434
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jul 1 from Phoenix to Champaign, returning Wed, Jul 9, priced at $434 found 2 days ago
American Airlines
Sat, Jun 21 - Sat, Jul 5
PHX
Phoenix
CMI
Champaign
$440 Roundtrip, found 4 days ago
$440
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Jun 21 from Phoenix to Champaign, returning Sat, Jul 5, priced at $440 found 4 days ago
American Airlines
Wed, Jul 16 - Tue, Jul 22
PHX
Phoenix
CMI
Champaign
$443 Roundtrip, found 4 days ago
$443
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jul 16 from Phoenix to Champaign, returning Tue, Jul 22, priced at $443 found 4 days ago
American Airlines
Thu, Jun 5 - Sun, Jun 8
PHX
Phoenix
CMI
Champaign
$450 Roundtrip, found 9 hours ago
$450
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Jun 5 from Phoenix to Champaign, returning Sun, Jun 8, priced at $450 found 9 hours ago
American Airlines
Wed, Jul 16 - Mon, Jul 21
PHX
Phoenix
CMI
Champaign
$456 Roundtrip, found 6 days ago
$456
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Jul 16 from Phoenix to Champaign, returning Mon, Jul 21, priced at $456 found 6 days ago
American Airlines
Wed, Jul 16 - Tue, Jul 22
PHX
Phoenix
CMI
Champaign
$462 Roundtrip, found 6 days ago
$462
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Jul 16 from Phoenix to Champaign, returning Tue, Jul 22, priced at $462 found 6 days ago
American Airlines
Thu, Jul 3 - Wed, Jul 9
PHX
Phoenix
CMI
Champaign
$467 Roundtrip, found 2 days ago
$467
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jul 3 from Phoenix to Champaign, returning Wed, Jul 9, priced at $467 found 2 days ago
American Airlines
Wed, Jul 16 - Tue, Jul 22
PHX
Phoenix
CMI
Champaign
$467 Roundtrip, found 3 hours ago
$467
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Jul 16 from Phoenix to Champaign, returning Tue, Jul 22, priced at $467 found 3 hours ago
Flights from Phoenix (PHX) to Champaign (CMI)
Origin airport
Sky Harbor Intl.
Destination airport
University Of Illinois Urbana-Champaign Williard
Airlines serving
American Airlines
Roundtrip price
$406
Distance
1386 mi

Phoenix to Champaign Flights

The cheapest times to fly from Phoenix to Champaign

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

 

The best time to book a flight from Phoenix to Champaign

Sunday is one of the best days to book for cheap flights from Phoenix to Champaign: 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 Phoenix to Champaign

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 Phoenix to Champaign in 2025. You can also book with separate airlines for your outbound and return journeys, from $298 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 Phoenix to Champaign 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 Phoenix to Champaign 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.

 

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI) cost?
Discover the latest flight deals from PHX to CMI by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PHX to CMI?
The cheapest flights from PHX to CMI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PHX to CMI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PHX to CMI. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Direct flights from Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from PHX to CMI?
Generally you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, airline 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 Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
To avoid possible delays on the Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI) last-minute?
Last-minute bookings from PHX to CMI are usually more expensive. To lock in the lowest rates, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, it’s possible to land a cheap fare right before you leave.
Is it cheaper to book a PHX to CMI flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to CMI flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place takes the hassle out of travel planning. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
If you booked your PHX to CMI flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, 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 for more details.

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*Available to One Key members.