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$93+ Cheap flights from Eau Claire (EAU) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
EAU — ORD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Eau Claire to Illinois

Cheapest flights from Eau Claire to Illinois
Explore the most affordable flight options available from Eau Claire to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:41 pm
EAU
-
ORD
Nonstop1h 26m
United Airlines
Wed 2/259:50 pm
ORD
-
EAU
Nonstop1h 25m
United Airlines
Deal found 1/26$180
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/232:43 pm
EAU
-
ORD
Nonstop1h 26m
United Airlines
Wed 3/259:50 pm
ORD
-
EAU
Nonstop1h 25m
United Airlines
Deal found 1/27$200
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:00 am
EAU
-
ORD
Nonstop1h 30m
United Airlines
Sun 2/229:50 pm
ORD
-
EAU
Nonstop1h 25m
United Airlines
Deal found 1/27$201
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/275:00 am
EAU
-
ORD
Nonstop1h 30m
United Airlines
Sun 3/2912:45 pm
ORD
-
EAU
Nonstop1h 26m
United Airlines
Deal found 1/27$205
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/132:41 pm
EAU
-
ORD
Nonstop1h 26m
United Airlines
Fri 2/209:50 pm
ORD
-
EAU
Nonstop1h 25m
United Airlines
Deal found 1/26$250
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:00 am
EAU
-
ORD
Nonstop1h 26m
United Airlines
Mon 4/2712:45 pm
ORD
-
EAU
Nonstop1h 26m
United Airlines
Deal found 1/27$280
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/112:38 pm
EAU
-
ORD
Nonstop1h 31m
United Airlines
Sat 2/149:50 pm
ORD
-
EAU
Nonstop1h 25m
United Airlines
Deal found 1/28$300
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/82:38 pm
EAU
-
ORD
Nonstop1h 31m
United Airlines
Thu 2/1212:42 pm
ORD
-
EAU
Nonstop1h 24m
United Airlines
Deal found 1/28$330
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/42:38 pm
EAU
-
ORD
Nonstop1h 31m
United Airlines
Fri 2/69:46 pm
ORD
-
EAU
Nonstop1h 29m
United Airlines
Deal found 1/27$358
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:30 am
EAU
-
ORD
Nonstop1h 35m
United Airlines
Thu 9/249:30 pm
ORD
-
EAU
Nonstop1h 22m
United Airlines
Deal found 1/26$380
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/302:38 pm
EAU
-
ORD
Nonstop1h 31m
United Airlines
Fri 2/69:46 pm
ORD
-
EAU
Nonstop1h 29m
United Airlines
Deal found 1/28$480
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:38 pm
EAU
-
ORD
Nonstop1h 31m
United Airlines
Tue 2/39:46 pm
ORD
-
EAU
Nonstop1h 29m
United Airlines
Deal found 1/28$580

Find flight deals from Eau Claire to Illinois

Keep the following information in mind while searching for Eau Claire to Illinois flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$180
(United Airlines)

One-way from

$93
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$380

Good round-trip deal

$303 or less

Good one-way deal

$309 or less
Provider with most accurate pricing for Eau Claire-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Eau Claire-Chicago (CHI) flights.
Search Deals
From Eau Claire to Illinois
Search Deals
One-way flight from Eau Claire to Illinois
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Eau Claire to Illinois.
Search Deals
Price to beat on a one-way flight from Eau Claire to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Eau Claire to Illinois 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 January 29, 2026.
Use the filters below to find and compare flights from Eau Claire to Illinois that are best for you.

Fly from

Eau Claire

Fly to

Illinois

Route

Depart

Return

Price

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Wed 2/18

2:41 pm-4:07 pm

Nonstop1h 26m

Chicago O'Hare Intl

Wed 2/25

9:50 pm-11:15 pm

Nonstop1h 25m

$180

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Tue 3/3

5:00 am-6:30 am

Nonstop1h 30m

Chicago O'Hare Intl

Fri 3/6

9:50 pm-11:15 pm

Nonstop1h 25m

$200

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Fri 5/1

2:43 pm-4:09 pm

Nonstop1h 26m

Chicago O'Hare Intl

Sat 5/9

12:40 pm-2:06 pm

Nonstop1h 26m

$200

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Mon 3/23

2:43 pm-4:09 pm

Nonstop1h 26m

Chicago O'Hare Intl

Wed 3/25

9:50 pm-11:15 pm

Nonstop1h 25m

$200

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Sun 3/1

2:41 pm-4:07 pm

Nonstop1h 26m

Chicago O'Hare Intl

Fri 3/6

9:50 pm-11:15 pm

Nonstop1h 25m

$200

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Thu 2/19

5:00 am-6:30 am

Nonstop1h 30m

Chicago O'Hare Intl

Sun 2/22

9:50 pm-11:15 pm

Nonstop1h 25m

$201

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Fri 3/27

5:00 am-6:30 am

Nonstop1h 30m

Chicago O'Hare Intl

Sun 3/29

12:45 pm-2:11 pm

Nonstop1h 26m

$205

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Sat 4/11

5:00 am-6:26 am

Nonstop1h 26m

Chicago O'Hare Intl

Wed 4/15

9:50 pm-11:14 pm

Nonstop1h 24m

$250

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Fri 2/13

2:41 pm-4:07 pm

Nonstop1h 26m

Chicago O'Hare Intl

Fri 2/20

9:50 pm-11:15 pm

Nonstop1h 25m

$250

Eau ClaireChicago

EAU - ORD

EAUORD

Eau Claire

Fri 2/13

5:00 am-6:30 am

Nonstop1h 30m

Chicago O'Hare Intl

Sun 2/15

9:50 pm-11:15 pm

Nonstop1h 25m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 20 results
1
2

Best time to book a flight from Eau Claire to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Eau Claire 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 Eau Claire to Illinois

What is the cheapest month to book a flight from Eau Claire to Illinois?

Currently, December is the cheapest month in which you can book a flight from Eau Claire to Illinois (average of $54). Flying from Eau Claire to Illinois in July is currently the most expensive (average of $115). 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.

What is the cheapest time of day to fly from EAU to IL?

Find hourly flight availability from Eau Claire to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Eau Claire to Illinois as you normally would.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 29, 2026.
Get a feel of what it's like to fly with United Airlines from Eau Claire to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Eau Claire to Illinois. 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 from for flights from Eau Claire to Illinois?

    For a flight from Eau Claire to Illinois, you will be flying from Eau Claire. Eau Claire (EAU) is just 3.8 mi from the center of the city.

  • How long is the flight from Eau Claire to Illinois?

    Airlines like United Airlines fly from Eau Claire to Illinois in about 1h 26m. The time it takes to get you to your destination is usually consistent. Eau Claire and Illinois are separated by a distance of 268 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Eau Claire to Illinois?

    Consider SkyWest Airlines (69%), United Airlines (69%) or Emirates (57%) when booking your flight. These represent the most reliable airlines when flying from Eau Claire to Illinois.

  • What are the cheapest flights from Eau Claire to Illinois?

    The cheapest flight price from Eau Claire to Illinois is $145. On average you can expect to pay $838. The most popular route, (Eau Claire - Chicago O'Hare Intl), can usually be booked for $180.

  • Can I find deals for flights from Eau Claire to Illinois that include hotel bookings?

    Yes. In addition to deals on Eau Claire to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Eau Claire to Illinois?

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

  • Can I find deals for business class flights from Eau Claire to Illinois?

    Yes. Cheapflights offers flight deals from Eau Claire to Illinois 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 Eau Claire to Illinois?

    Currently, December is the cheapest month in which you can book a flight from Eau Claire to Illinois (average of $54). Flying from Eau Claire to Illinois in July is currently the most expensive (average of $115). 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

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Alternative routes for Eau Claire to Illinois

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Top airline flying from Eau Claire to Illinois

Discover the top airline that operate flights from Eau Claire to Illinois. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$180Average$200FlexibilityNo cancel feeOn-time69%

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