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$345+ Cheap flights from Waco (ACT) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
ACT — ORD
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Find flight deals from Waco to Illinois

Cheapest flights from Waco to Illinois
Explore the most affordable flight options available from Waco to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This American Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 12/26:33 pmACT - ORD
1 stop4h 58mAmerican Airlines
Tue 12/95:10 pmORD - ACT
1 stop5h 24mAmerican Airlines
Deal found 11/3$438
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/195:08 amACT - ORD
1 stop5h 29mAmerican Airlines
Sun 11/235:18 amORD - ACT
1 stop4h 43mAmerican Airlines
Deal found 11/3$491
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 11/1410:31 amACT - ORD
1 stop4h 53mAmerican Airlines
Mon 11/175:10 pmORD - ACT
1 stop4h 58mAmerican Airlines
Deal found 11/3$558
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/2110:31 amACT - ORD
1 stop6h 44mAmerican Airlines
Sun 11/236:51 pmORD - ACT
1 stop4h 58mAmerican Airlines
Deal found 11/4$655
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 11/265:08 amACT - ORD
1 stop5h 28mAmerican Airlines
Sun 11/305:18 amORD - ACT
1 stop4h 43mAmerican Airlines
Deal found 11/2$685
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/2110:31 amACT - ORD
1 stop4h 57mAmerican Airlines
Sun 11/305:18 amORD - ACT
1 stop4h 43mAmerican Airlines
Deal found 11/4$742
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 11/215:08 amACT - ORD
1 stop4h 53mAmerican Airlines
Sat 11/295:18 amORD - ACT
1 stop4h 43mAmerican Airlines
Deal found 11/3$852

Cheap flight deals from Waco to Illinois

Keep the following information in mind while searching for Waco to Illinois flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$308
(American Airlines)
Provider with most accurate pricing for Waco-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Waco-Chicago (CHI) flights.
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From Waco to Illinois
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Waco 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 November 5, 2025.
Use the filters below to find and compare flights from Waco to Illinois that are best for you.

Fly from

Waco

Fly to

Illinois

Route

Depart

Return

Price

WacoSt. Louis

ACT - STL

ACTSTL

Waco

Wed 4/1

6:47 pm-10:24 pm

1 stop3h 37m

Lambert-St Louis

Sat 4/4

5:59 pm-11:32 pm

1 stop5h 33m

$378

WacoChicago

ACT - ORD

ACTORD

Waco

Thu 1/1

5:41 pm-11:15 pm

1 stop5h 34m

Chicago O'Hare Intl

Wed 1/14

3:23 pm-10:44 pm

1 stop7h 21m

$418

WacoChicago

ACT - ORD

ACTORD

Waco

Fri 1/2

5:05 am-10:54 am

1 stop5h 49m

Chicago O'Hare Intl

Sun 1/4

5:21 am-9:57 am

1 stop4h 36m

$426

WacoChicago

ACT - ORD

ACTORD

Waco

Wed 11/19

5:08 am-10:37 am

1 stop5h 29m

Chicago O'Hare Intl

Sun 11/23

5:18 am-10:01 am

1 stop4h 43m

$491

WacoChicago

ACT - ORD

ACTORD

Waco

Wed 3/25

5:07 am-10:58 am

1 stop5h 51m

Chicago O'Hare Intl

Sat 3/28

4:45 pm-11:32 pm

1 stop6h 47m

$611

WacoChicago

ACT - ORD

ACTORD

Waco

Tue 3/24

6:47 pm-11:45 pm

1 stop4h 58m

Chicago O'Hare Intl

Sat 3/28

6:45 pm-11:32 pm

1 stop4h 47m

$611

WacoChicago

ACT - ORD

ACTORD

Waco

Wed 11/26

5:08 am-10:36 am

1 stop5h 28m

Chicago O'Hare Intl

Sun 11/30

5:18 am-10:01 am

1 stop4h 43m

$685

WacoSt. Louis

ACT - STL

ACTSTL

Waco

Fri 11/14

5:08 am-10:39 am

1 stop5h 31m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Best time to book a flight from Waco to Illinois

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

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

Currently, March is the cheapest month in which you can book a flight from Waco to Illinois (average of $49). Flying from Waco to Illinois in August is currently the most expensive (average of $112). 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 Waco 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 Waco to Illinois?

    Waco (ACT), located 6.2 mi from the city center, is the airport you fly out of when you book flights from Waco to Illinois.

  • How long is the flight from Waco to Illinois?

    American Airlines can get you from Waco to Illinois in just under 3h 37m. Your travel time can differ by up to . The distance between Waco and Illinois is about 626 mi.

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

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

  • How can I find direct flights from Waco to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Waco 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 Waco to Illinois?

    Currently, March is the cheapest month in which you can book a flight from Waco to Illinois (average of $49). Flying from Waco to Illinois in August is currently the most expensive (average of $112). 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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