$452 Cheap Flights from Portland (PWM) to Champaign (CMI)

View $452 flight on Wed, Jul 9, 2025Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard)

Cheap Flights from Portland to Champaign (PWM-CMI)

Prices were available within the past 7 days and start at $452 for one-way flights and $472 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jul 4 - Sat, Jul 5
PWM
Portland
CMI
Champaign
$472 Roundtrip, found 4 days ago
$472
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Sat, Jul 5, priced at $472 found 4 days ago
American Airlines
Fri, Jul 4 - Wed, Jul 9
PWM
Portland
CMI
Champaign
$487 Roundtrip, found 4 days ago
$487
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Wed, Jul 9, priced at $487 found 4 days ago
American Airlines
Fri, Jul 4 - Mon, Jul 14
PWM
Portland
CMI
Champaign
$510 Roundtrip, found 4 days ago
$510
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Mon, Jul 14, priced at $510 found 4 days ago
American Airlines
Fri, Jul 4 - Tue, Jul 8
PWM
Portland
CMI
Champaign
$522 Roundtrip, found 4 days ago
$522
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Tue, Jul 8, priced at $522 found 4 days ago
American Airlines
Fri, Jul 4 - Sun, Jul 6
PWM
Portland
CMI
Champaign
$525 Roundtrip, found 4 days ago
$525
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Sun, Jul 6, priced at $525 found 4 days ago
American Airlines
Wed, Jul 9 - Wed, Jul 30
PWM
Portland
CMI
Champaign
$534 Roundtrip, found 4 days ago
$534
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jul 9 from Portland to Champaign, returning Wed, Jul 30, priced at $534 found 4 days ago
American Airlines
Thu, Jul 10 - Wed, Jul 30
PWM
Portland
CMI
Champaign
$539 Roundtrip, found 4 days ago
$539
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Jul 10 from Portland to Champaign, returning Wed, Jul 30, priced at $539 found 4 days ago
American Airlines
Wed, Jun 25 - Sat, Jul 12
PWM
Portland
CMI
Champaign
$544 Roundtrip, found 4 days ago
$544
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jun 25 from Portland to Champaign, returning Sat, Jul 12, priced at $544 found 4 days ago
American Airlines
Wed, Jul 2 - Mon, Jul 7
PWM
Portland
CMI
Champaign
$563 Roundtrip, found 4 days ago
$563
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jul 2 from Portland to Champaign, returning Mon, Jul 7, priced at $563 found 4 days ago
American Airlines
Fri, Jul 4 - Fri, Jul 11
PWM
Portland
CMI
Champaign
$563 Roundtrip, found 4 days ago
$563
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 4 from Portland to Champaign, returning Fri, Jul 11, priced at $563 found 4 days ago
Flights from Portland (PWM) to Champaign (CMI)
Origin airport
Portland Intl. Jetport
Destination airport
University Of Illinois Urbana-Champaign Williard
Airlines serving
American Airlines
Roundtrip price
$472
Distance
955 mi

Portland to Champaign Flights

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

 

The best time to book a flight from Portland to Champaign

Sunday is one of the best days to book for cheap flights from Portland 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 Portland 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 Portland to Champaign in 2025. You can also book with separate airlines for your outbound and return journeys, from $452 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 Portland 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 Portland 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 Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI) cost?
Discover the latest flight deals from PWM 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 PWM to CMI?
The cheapest flights from PWM 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 PWM to CMI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PWM to CMI. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
You’ll need to take a flight with a layover when traveling from Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from PWM to CMI?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Select a flight from Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI) last-minute?
Last-minute bookings from PWM to CMI are generally more expensive. To secure the lowest prices, start searching for flights as early as possible. That being said, if you’re flexible with your travel plans, it’s possible to score a cheap fare right before you leave.
Is it cheaper to book a PWM to CMI flight and hotel package?
You can save money by securing a PWM to CMI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. Once you’ve chosen your ideal flights and accommodations, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
It’s usually possible to reschedule or cancel your PWM to CMI flight. However, if it’s been more than 24 hours since booking, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more information on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.