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$404+ Cheap flights from Waco (ACT) to Illinois

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ACT — ORD
9月 7 — 9月 141
週日 9/7
週日 9/14
1 adult, Economy
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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 9月 2, 2025.

Round-trip from

$404
(American Airlines)
From Waco to Illinois
Search Deals

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 9月 2, 2025.

This American Airlines deal was found by Cheapflights users on 9/2. 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.
週二 9/235:29 amACT - STL
1 stop6h 23mAmerican Airlines
週五 9/265:18 amSTL - ACT
1 stop4h 30mAmerican Airlines
Deal found 9/2$404
This American Airlines deal was found by Cheapflights users on 9/2. 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.
週三 10/810:24 amACT - ORD
1 stop6h 46mAmerican Airlines
週二 10/145:00 amORD - ACT
1 stop4h 54mAmerican Airlines
Deal found 9/2$418
This American Airlines deal was found by Cheapflights users on 9/2. 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.
週三 9/175:29 amACT - STL
1 stop3h 45mAmerican Airlines
週日 9/215:18 amSTL - ACT
1 stop4h 29mAmerican Airlines
Deal found 9/2$426
This American Airlines deal was found by Cheapflights users on 9/1. 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.
週二 9/166:31 pmACT - ORD
1 stop5h 28mAmerican Airlines
週六 9/2011:54 amORD - ACT
1 stop6h 25mAmerican Airlines
Deal found 9/1$452
This American Airlines deal was found by Cheapflights users on 9/1. 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.
週四 9/256:51 pmACT - ORD
1 stop4h 26mAmerican Airlines
週日 9/287:09 pmORD - ACT
1 stop4h 15mAmerican Airlines
Deal found 9/1$565
This American Airlines deal was found by Cheapflights users on 8/31. 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.
週六 9/2710:23 amACT - STL
2 stops10h 09mAmerican Airlines
週一 9/291:53 pmSTL - ACT
2 stops8h 17mAmerican Airlines
Deal found 8/31$573
This American Airlines deal was found by Cheapflights users on 9/1. 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.
週一 9/1510:23 amACT - STL
1 stop4h 46mAmerican Airlines
週四 9/185:18 amSTL - ACT
1 stop4h 29mAmerican Airlines
Deal found 9/1$851

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 9月 2, 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

週二 9/23

5:29 am-11:52 am

1 stop6h 23m

Lambert-St Louis

週五 9/26

5:18 am-9:48 am

1 stop4h 30m

$404

WacoSt. Louis

ACT - STL

ACTSTL

Waco

週六 9/27

5:29 am-9:14 am

1 stop3h 45m

Lambert-St Louis

週一 9/29

5:18 am-9:48 am

1 stop4h 30m

$404

WacoChicago

ACT - ORD

ACTORD

Waco

週三 10/8

10:24 am-5:10 pm

1 stop6h 46m

Chicago O'Hare Intl

週二 10/14

5:00 am-9:54 am

1 stop4h 54m

$418

WacoSt. Louis

ACT - STL

ACTSTL

Waco

週三 9/17

5:29 am-9:14 am

1 stop3h 45m

Lambert-St Louis

週日 9/21

5:18 am-9:47 am

1 stop4h 29m

$426

WacoChicago

ACT - ORD

ACTORD

Waco

週二 9/16

6:31 pm-11:59 pm

1 stop5h 28m

Chicago O'Hare Intl

週六 9/20

11:54 am-6:19 pm

1 stop6h 25m

$452

WacoChicago

ACT - ORD

ACTORD

Waco

週四 9/25

6:51 pm-11:17 pm

1 stop4h 26m

Chicago O'Hare Intl

週日 9/28

7:09 pm-11:24 pm

1 stop4h 15m

$565

WacoSt. Louis

ACT - STL

ACTSTL

Waco

週一 9/15

10:23 am-3:09 pm

1 stop4h 46m

Lambert-St Louis

週四 9/18

5:18 am-9:47 am

1 stop4h 29m

$851

WacoChicago

ACT - ORD

ACTORD

Waco

週四 9/18

5:29 am-9:26 am

1 stop3h 57m

$470

WacoChicago

ACT - ORD

ACTORD

Waco

週四 9/18

5:29 am-12:39 pm

3 stops55h 10m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/1

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, August is the cheapest month in which you can book a flight from Waco to Illinois (average of $245). Flying from Waco to Illinois in March is currently the most expensive (average of $321). 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 6h 23m. 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, August is the cheapest month in which you can book a flight from Waco to Illinois (average of $245). Flying from Waco to Illinois in March is currently the most expensive (average of $321). 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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