HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Waco

$127+ Cheap flights from Illinois to Waco (ACT)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ACT
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Waco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Waco

Cheapest flights from Illinois to Waco
Explore the most affordable flight options available from Illinois to Waco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 7, 2026.

This American Airlines deal was found by Cheapflights users on 2/4. 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.
Wed 4/15:12 am
STL
-
ACT
1 stop4h 53m
American Airlines
Fri 4/35:05 am
ACT
-
STL
1 stop3h 50m
American Airlines
Deal found 2/4$267
This American Airlines deal was found by Cheapflights users on 2/5. 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 5/205:20 am
STL
-
ACT
1 stop4h 48m
American Airlines
Fri 5/226:01 pm
ACT
-
STL
1 stop5h 43m
American Airlines
Deal found 2/5$346
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Sat 4/2510:41 am
ORD
-
ACT
1 stop6h 47m
American Airlines
Wed 4/2910:38 am
ACT
-
ORD
1 stop7h 06m
American Airlines
Deal found 2/7$348
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Thu 7/165:45 am
STL
-
ACT
1 stop4h 55m
American Airlines
Mon 7/206:01 pm
ACT
-
STL
1 stop3h 33m
American Airlines
Deal found 2/6$398
This American Airlines deal was found by Cheapflights users on 2/4. 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 2/205:12 am
STL
-
ACT
1 stop4h 53m
American Airlines
Tue 2/245:05 am
ACT
-
STL
1 stop5h 56m
American Airlines
Deal found 2/4$428
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/165:22 pm
PIA
-
ACT
1 stop6h 23m
American Airlines
Fri 3/2010:35 am
ACT
-
PIA
1 stop6h 17m
American Airlines
Deal found 2/3$453
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Sat 2/212:58 pm
ORD
-
ACT
1 stop7h 24m
American Airlines
Sat 2/285:05 am
ACT
-
ORD
1 stop5h 58m
American Airlines
Deal found 2/6$475
This American Airlines deal was found by Cheapflights users on 2/5. 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 2/205:00 am
ORD
-
ACT
1 stop5h 05m
American Airlines
Tue 2/245:05 am
ACT
-
ORD
1 stop4h 40m
American Airlines
Deal found 2/5$501
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Thu 2/1211:46 am
STL
-
ACT
1 stop5h 56m
American Airlines
Sat 2/145:05 am
ACT
-
STL
1 stop3h 50m
American Airlines
Deal found 2/6$509
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/165:22 pm
PIA
-
ACT
1 stop6h 23m
American Airlines
Sat 3/216:12 pm
ACT
-
PIA
1 stop4h 46m
American Airlines
Deal found 2/3$517
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 3/155:22 pm
PIA
-
ACT
1 stop6h 23m
American Airlines
Sat 3/216:12 pm
ACT
-
PIA
1 stop4h 46m
American Airlines
Deal found 2/3$546
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 3/155:22 pm
PIA
-
ACT
1 stop6h 23m
American Airlines
Fri 3/205:05 am
ACT
-
PIA
1 stop5h 34m
American Airlines
Deal found 2/3$552

Find flight deals from Illinois to Waco

Keep the following information in mind while searching for Illinois to Waco flight deals. Data was last updated February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(American Airlines)

One-way from

$127
(American Airlines)
Provider with most accurate pricing for Chicago (CHI)-Waco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Waco flights.
Search Deals
From Illinois to Waco
Search Deals
One-way flight from Illinois to Waco
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Waco 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 February 7, 2026.
Use the filters below to find and compare flights from Illinois to Waco that are best for you.

Fly from

Illinois

Fly to

Waco

Route

Depart

Return

Price

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Wed 4/1

5:12 am-10:05 am

1 stop4h 53m

Waco

Fri 4/3

5:05 am-8:55 am

1 stop3h 50m

$267

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Wed 5/20

5:20 am-10:08 am

1 stop4h 48m

Waco

Fri 5/22

6:01 pm-11:44 pm

1 stop5h 43m

$346

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Sat 4/25

6:56 pm-11:45 pm

1 stop4h 49m

Waco

Wed 4/29

10:38 am-5:44 pm

1 stop7h 06m

$348

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Thu 7/16

5:45 am-10:40 am

1 stop4h 55m

Waco

Mon 7/20

6:01 pm-9:34 pm

1 stop3h 33m

$398

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Fri 2/20

5:12 am-10:05 am

1 stop4h 53m

Waco

Tue 2/24

5:05 am-11:01 am

1 stop5h 56m

$428

PeoriaWaco

PIA - ACT

PIAACT

Greater Peoria

Mon 3/16

5:22 pm-11:45 pm

1 stop6h 23m

Waco

Fri 3/20

10:35 am-4:52 pm

1 stop6h 17m

$453

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Sat 2/21

2:58 pm-10:22 pm

1 stop7h 24m

Waco

Sat 2/28

5:05 am-11:03 am

1 stop5h 58m

$475

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Fri 2/20

5:00 am-10:05 am

1 stop5h 05m

Waco

Tue 2/24

5:05 am-9:45 am

1 stop4h 40m

$501

PeoriaWaco

PIA - ACT

PIAACT

Greater Peoria

Mon 3/16

5:22 pm-11:45 pm

1 stop6h 23m

Waco

Sat 3/21

6:12 pm-10:58 pm

1 stop4h 46m

$517

PeoriaWaco

PIA - ACT

PIAACT

Greater Peoria

Sun 3/15

5:22 pm-11:45 pm

1 stop6h 23m

Waco

Sat 3/21

6:12 pm-10:58 pm

1 stop4h 46m

$546

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Illinois to Waco

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

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Waco (average of $58). Flying from Illinois to Waco in September is currently the most expensive (average of $98). 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 Illinois to Waco. 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 Waco from Illinois?

    If you book a flight to Waco from Illinois, you will be flying to Waco, which is the city’s only airport. Waco (ACT) is located 6.2 mi from the center of Waco.

  • How long is the flight from Illinois to Waco?

    A quick flight from Illinois to Waco can take about 4h 53m. American Airlines provides one of the quickest options available for as low as $267. Airlines will cover a distance of 626 mi.

  • What are the most popular routes from Illinois to Waco?

    The most popular route from Illinois to Waco is Chicago O'Hare Intl - Waco. You may also consider Lambert-St Louis - Waco or Moline Quad-City - Waco.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Illinois to Waco (average of $58). Flying from Illinois to Waco in September is currently the most expensive (average of $98). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Waco

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Hobby flights
O'Hare Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Hobby flights
Newark to Hobby flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to George Bush Intcntl flights
John F Kennedy Intl to Austin flights
Dulles Intl to Dallas/Fort Worth flights
Reagan-National to Hobby flights
Dulles Intl to Hobby flights
Baltimore to Dallas/Fort Worth flights
LaGuardia to George Bush Intcntl flights
Newark to George Bush Intcntl flights
Boston to Dallas/Fort Worth flights
San Francisco to Dallas/Fort Worth flights
Minneapolis to Dallas/Fort Worth flights
Los Angeles to Dallas/Fort Worth flights
Detroit to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
Newark to Austin flights
Baltimore to Hobby flights
Los Angeles to Hobby flights
Dulles Intl to George Bush Intcntl flights
Reagan-National to Dallas/Fort Worth flights
Philadelphia to Hobby flights
O'Hare Intl to Hobby flights
Ontario to Dallas/Fort Worth flights
Los Angeles to Austin flights
Reagan-National to George Bush Intcntl flights
Charlotte to Hobby flights
O'Hare Intl to George Bush Intcntl flights
Midway to Dallas/Fort Worth flights
Los Angeles to George Bush Intcntl flights
Boston to Hobby flights
Atlanta to Dallas/Fort Worth flights
Philadelphia to Dallas/Fort Worth flights
Denver to Dallas/Fort Worth flights
Seattle to Hobby flights
LaGuardia to Austin flights
Atlanta to Hobby flights
Philadelphia to George Bush Intcntl flights
O'Hare Intl to Austin flights
Orlando to Dallas/Fort Worth flights
Dulles Intl to Austin flights
Detroit to Hobby flights
Santa Ana to Dallas/Fort Worth flights
Charlotte to George Bush Intcntl flights
San Francisco to Hobby flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights