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Champaign

$304+ Cheap flights from Washington to Champaign (CMI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CMI
oct. 15 — oct. 221
mer. 10/15
mer. 10/22
1 adult, Economy
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Cheap flight deals from Washington to Champaign

Keep the following information in mind while searching for Washington to Champaign flight deals. Data was last updated septembre 15, 2025.

Round-trip from

$304
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$419
From Washington to Champaign University-Willard
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Highest demand for flights based on searches. 20% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington to Champaign

Cheapest flights from Washington to Champaign
Explore the most affordable flight options available from Washington to Champaign. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/2412:34 amSEA - CMI
1 stop8h 09mAmerican Airlines
mar. 10/283:49 pmCMI - SEA
1 stop7h 59mAmerican Airlines
Deal found 9/14$304
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/1712:34 amSEA - CMI
1 stop8h 09mAmerican Airlines
lun. 10/207:01 pmCMI - SEA
1 stop7h 26mAmerican Airlines
Deal found 9/14$326
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/210:09 amSEA - CMI
1 stop8h 42mAmerican Airlines
lun. 10/63:47 pmCMI - SEA
1 stop9h 12mAmerican Airlines
Deal found 9/14$330
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/912:34 amSEA - CMI
1 stop8h 09mAmerican Airlines
dim. 10/127:01 pmCMI - SEA
1 stop7h 26mAmerican Airlines
Deal found 9/13$507
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/2910:29 amPDX - CMI
1 stop9h 13mAmerican Airlines
sam. 11/14:26 pmCMI - PDX
1 stop8h 40mAmerican Airlines
Deal found 9/13$526
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/291:30 pmGEG - CMI
1 stop6h 21mAmerican Airlines
ven. 10/37:12 amCMI - GEG
1 stop7h 32mAmerican Airlines
Deal found 9/13$626
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/3112:14 amSEA - CMI
1 stop16h 26mAmerican Airlines
mer. 1/76:19 amCMI - SEA
2 stops10h 30mAmerican Airlines
Deal found 9/14$747
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/2612:59 amSEA - CMI
1 stop7h 46mAmerican Airlines
dim. 11/306:45 amCMI - SEA
1 stop10h 14mAmerican Airlines
Deal found 9/14$794
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2910:28 amPDX - CMI
1 stop6h 58mAmerican Airlines
ven. 10/33:32 pmCMI - PDX
1 stop7h 55mAmerican Airlines
Deal found 9/14$866

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Champaign 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 septembre 15, 2025.
Use the filters below to find and compare flights from Washington to Champaign that are best for you.

Fly from

Washington

Fly to

Champaign

Route

Depart

Return

Price

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

sam. 10/25

6:10 am-3:54 pm

1 stop7h 44m

Champaign University-Willard

mar. 10/28

3:49 pm-9:48 pm

1 stop7h 59m

$304

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

sam. 10/18

6:10 am-3:54 pm

1 stop7h 44m

Champaign University-Willard

lun. 10/20

7:01 pm-12:27 am

1 stop7h 26m

$326

SpokaneChampaign

GEG - CMI

GEGCMI

Spokane

mar. 3/3

1:40 pm-9:25 pm

1 stop5h 45m

Champaign University-Willard

sam. 3/7

6:26 am-12:59 pm

1 stop8h 33m

$473

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

jeu. 10/9

12:34 am-10:43 am

1 stop8h 09m

Champaign University-Willard

dim. 10/12

7:01 pm-12:27 am

1 stop7h 26m

$507

PortlandChampaign

PDX - CMI

PDXCMI

Portland

mer. 10/29

10:29 am-9:42 pm

1 stop9h 13m

Champaign University-Willard

sam. 11/1

4:26 pm-11:06 pm

1 stop8h 40m

$526

SpokaneChampaign

GEG - CMI

GEGCMI

Spokane

lun. 9/29

1:30 pm-9:51 pm

1 stop6h 21m

Champaign University-Willard

ven. 10/3

7:12 am-12:44 pm

1 stop7h 32m

$626

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

mer. 12/31

12:14 am-6:40 pm

1 stop16h 26m

Champaign University-Willard

mer. 1/7

6:19 am-2:49 pm

2 stops10h 30m

$747

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

mar. 3/10

5:45 am-2:24 pm

1 stop6h 39m

Champaign University-Willard

mer. 3/11

6:26 am-12:27 pm

1 stop8h 01m

$794

PortlandChampaign

PDX - CMI

PDXCMI

Portland

lun. 9/29

10:28 am-7:26 pm

1 stop6h 58m

Champaign University-Willard

ven. 10/3

3:32 pm-9:27 pm

1 stop7h 55m

$866

SeattleChampaign

SEA - CMI

SEACMI

Seattle/Tacoma Intl

sam. 10/4

1:02 pm-9:49 pm

1 stop6h 47m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 11 results
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Best time to book a flight from Washington to Champaign

Have a flexible travel schedule? Discover the best time to fly to Champaign from Washington 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 Washington to Champaign

What is the cheapest month to book a flight from State of Washington to Champaign?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Champaign (average of $384). Flying from State of Washington to Champaign in June is currently the most expensive (average of $548). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Champaign. 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 into for flights to Champaign from Washington?

    Located just 11.3 mi from the city center, Champaign University-Willard (CMI) is the airport most travelers will use when flying to Champaign from Washington.

  • How long is the flight from State of Washington to Champaign?

    Airlines like American Airlines fly from State of Washington to Champaign in about 7h 44m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1757 mi.

  • What are the most popular routes from State of Washington to Champaign?

    Most travelers choose Seattle/Tacoma Intl - Champaign University-Willard, Portland - Champaign University-Willard or Spokane - Champaign University-Willard when deciding on the best route from State of Washington to Champaign.

  • Can I find deals for flights from Washington to Champaign that include hotel bookings?

    Yes. In addition to deals on Washington to Champaign flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Champaign?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Champaign.

  • Can I find deals for business class flights from Washington to Champaign?

    Yes. Cheapflights offers flight deals from Washington to Champaign 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 State of Washington to Champaign?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to Champaign (average of $384). Flying from State of Washington to Champaign in June is currently the most expensive (average of $548). 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 Champaign?

Book flights to Champaign if you plan to visit one of these locations
Danville

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Top airline flying from Washington to Champaign

Discover the top airline that operate flights from Washington to Champaign. 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 septembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$220Average$566FlexibilityNo cancel feeOn-time71%

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