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$290+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ACT — ORD
May 11 — May 181
Mon 5/11
Mon 5/18
1 adult, Economy
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Cheap 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 April 11, 2026.

This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/165:58 pm
ACT
-
ORD
1 stop5h 50m
American Airlines
Sat 5/235:00 am
ORD
-
ACT
1 stop5h 40m
American Airlines
Deal found 4/10$290
This American Airlines deal was found by Cheapflights users on 4/9. 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 4/245:58 pm
ACT
-
ORD
1 stop4h 47m
American Airlines
Tue 4/2811:43 am
ORD
-
ACT
1 stop5h 45m
American Airlines
Deal found 4/9$344
This American Airlines deal was found by Cheapflights users on 4/6. 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 4/215:58 pm
ACT
-
ORD
1 stop5h 50m
American Airlines
Sat 4/2510:41 am
ORD
-
ACT
1 stop6h 47m
American Airlines
Deal found 4/6$346
This American Airlines deal was found by Cheapflights users on 4/7. 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 4/225:58 pm
ACT
-
ORD
1 stop5h 50m
American Airlines
Sun 4/265:00 am
ORD
-
ACT
1 stop5h 08m
American Airlines
Deal found 4/7$380
This American Airlines deal was found by Cheapflights users on 4/7. 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 6/126:04 pm
ACT
-
ORD
1 stop6h 38m
American Airlines
Mon 6/155:00 am
ORD
-
ACT
1 stop5h 40m
American Airlines
Deal found 4/7$384
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Thu 4/235:58 pm
ACT
-
ORD
1 stop5h 50m
American Airlines
Sun 4/265:00 am
ORD
-
ACT
1 stop5h 08m
American Airlines
Deal found 4/8$414
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Sun 7/56:13 pm
ACT
-
ORD
1 stop5h 18m
American Airlines
Wed 7/86:04 am
ORD
-
ACT
1 stop4h 36m
American Airlines
Deal found 4/9$418
This American Airlines deal was found by Cheapflights users on 4/8. 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 5/265:10 am
ACT
-
STL
1 stop3h 41m
American Airlines
Sat 5/307:20 pm
STL
-
ACT
1 stop4h 11m
American Airlines
Deal found 4/8$440
This American Airlines deal was found by Cheapflights users on 4/9. 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 10/165:59 pm
ACT
-
STL
1 stop5h 42m
American Airlines
Mon 10/196:51 pm
STL
-
ACT
1 stop4h 44m
American Airlines
Deal found 4/9$502
This American Airlines deal was found by Cheapflights users on 4/9. 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 4/245:05 am
ACT
-
STL
1 stop6h 32m
American Airlines
Sun 4/265:20 am
STL
-
ACT
1 stop4h 48m
American Airlines
Deal found 4/9$598
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sun 4/265:05 am
ACT
-
STL
1 stop3h 49m
American Airlines
Thu 4/305:20 am
STL
-
ACT
1 stop4h 48m
American Airlines
Deal found 4/10$1,028

Find flight deals from Waco to Illinois

Keep the following information in mind while searching for Waco to Illinois flight deals. Data was last updated April 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$290
(American Airlines)
Provider with most accurate pricing for Waco-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Waco-Chicago (CHI) flights.
Search Deals
From Waco to Illinois
Search Deals

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 April 11, 2026.
Use the filters below to find and compare flights from Waco to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WacoChicago

ACT - ORD

ACTORD

Waco

Sat 5/16

5:58 pm-11:48 pm

1 stop5h 50m

Chicago O'Hare Intl

Sat 5/23

5:00 am-10:40 am

1 stop5h 40m

$290

WacoChicago

ACT - ORD

ACTORD

Waco

Fri 4/24

5:58 pm-10:45 pm

1 stop4h 47m

Chicago O'Hare Intl

Tue 4/28

11:43 am-5:28 pm

1 stop5h 45m

$344

WacoChicago

ACT - ORD

ACTORD

Waco

Sat 4/25

10:38 am-3:18 pm

1 stop4h 40m

Chicago O'Hare Intl

Wed 4/29

12:30 pm-5:28 pm

1 stop4h 58m

$344

WacoChicago

ACT - ORD

ACTORD

Waco

Tue 4/21

5:58 pm-11:48 pm

1 stop5h 50m

Chicago O'Hare Intl

Sat 4/25

10:41 am-5:28 pm

1 stop6h 47m

$346

WacoChicago

ACT - ORD

ACTORD

Waco

Fri 6/12

6:04 pm-12:42 am

1 stop6h 38m

Chicago O'Hare Intl

Mon 6/15

5:00 am-10:40 am

1 stop5h 40m

$384

WacoChicago

ACT - ORD

ACTORD

Waco

Thu 4/23

5:58 pm-11:48 pm

1 stop5h 50m

Chicago O'Hare Intl

Sun 4/26

5:00 am-10:08 am

1 stop5h 08m

$414

WacoChicago

ACT - ORD

ACTORD

Waco

Sun 7/5

6:13 pm-11:31 pm

1 stop5h 18m

Chicago O'Hare Intl

Wed 7/8

6:04 am-10:40 am

1 stop4h 36m

$418
Quickest round-trip

WacoSt. Louis

ACT - STL

ACTSTL

Waco

Tue 5/26

5:10 am-8:51 am

1 stop3h 41m

Lambert-St Louis

Sat 5/30

7:20 pm-11:31 pm

1 stop4h 11m

$440

WacoSt. Louis

ACT - STL

ACTSTL

Waco

Fri 4/24

5:05 am-11:37 am

1 stop6h 32m

Lambert-St Louis

Sun 4/26

5:20 am-10:08 am

1 stop4h 48m

$598

WacoChicago

ACT - ORD

ACTORD

Waco

Wed 4/22

5:05 am-12:22 pm

2 stops7h 17m

Chicago O'Hare Intl

Sun 4/26

5:00 am-10:08 am

1 stop5h 08m

$866

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 11 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from Waco to Illinois (average of $54). 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 5h 50m. Your travel time can differ by up to . The distance between Waco and Illinois is about 881 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, January is the cheapest month in which you can book a flight from Waco to Illinois (average of $54). 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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