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Waco

$308+ Cheap flights from Illinois to Waco (ACT)

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ACT
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Illinois to Waco

Keep the following information in mind while searching for Illinois to Waco flight deals. Data was last updated November 3, 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 Chicago (CHI)-Waco flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Waco flights.
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From Illinois to Waco
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Find 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 November 3, 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 11/185:18 amORD - ACT
1 stop4h 50mAmerican Airlines
Sat 11/226:13 pmACT - ORD
1 stop4h 44mAmerican Airlines
Deal found 11/3$490
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Sat 11/84:26 pmPIA - ACT
1 stop5h 42mAmerican Airlines
Tue 11/115:08 amACT - PIA
1 stop5h 05mAmerican Airlines
Deal found 11/1$549
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.
Fri 11/145:18 amORD - ACT
1 stop4h 43mAmerican Airlines
Sun 11/165:08 amACT - ORD
1 stop4h 51mAmerican Airlines
Deal found 11/2$558
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Sun 11/166:00 amPIA - ACT
2 stops11h 42mAmerican Airlines
Thu 11/2010:31 amACT - PIA
1 stop5h 17mAmerican Airlines
Deal found 11/1$833

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 November 3, 2025.
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

Fri 1/23

5:04 pm-10:44 pm

1 stop5h 40m

Waco

Mon 1/26

10:52 am-2:47 pm

1 stop3h 55m

$308

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Sat 1/24

5:04 pm-10:44 pm

1 stop5h 40m

Waco

Mon 1/26

10:52 am-2:47 pm

1 stop3h 55m

$308

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Tue 3/31

12:01 pm-5:36 pm

1 stop5h 35m

Waco

Thu 4/2

5:07 am-9:52 am

1 stop4h 45m

$413

MolineWaco

MLI - ACT

MLIACT

Moline Quad-City

Sat 1/31

6:00 am-10:22 am

1 stop4h 22m

Waco

Tue 2/3

10:52 am-3:27 pm

1 stop4h 35m

$450

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Tue 11/18

5:18 am-10:08 am

1 stop4h 50m

Waco

Sat 11/22

6:13 pm-10:57 pm

1 stop4h 44m

$490

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Thu 12/4

5:18 am-9:54 am

1 stop4h 36m

Waco

Wed 12/10

5:09 am-9:45 am

1 stop4h 36m

$490

PeoriaWaco

PIA - ACT

PIAACT

Greater Peoria

Sat 2/7

4:20 pm-10:44 pm

1 stop6h 24m

Waco

Tue 2/10

10:52 am-3:24 pm

1 stop4h 32m

$496

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Fri 11/14

5:18 am-10:01 am

1 stop4h 43m

Waco

Sun 11/16

5:08 am-9:59 am

1 stop4h 51m

$558

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Tue 3/10

9:40 am-11:32 pm

2 stops13h 52m

Waco

Wed 3/11

5:07 am-2:20 pm

2 stops9h 13m

$562

ChicagoWaco

ORD - ACT

ORDACT

Chicago O'Hare Intl

Mon 2/9

5:05 am-10:22 am

1 stop5h 17m

Waco

Fri 2/13

6:06 pm-9:48 am

1 stop15h 42m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 11 results
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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 $56). 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 5h 40m. American Airlines provides one of the quickest options available for as low as $308. 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 Lambert-St Louis - Waco. You may also consider Chicago O'Hare Intl - Waco or Greater Peoria - 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 $56). 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

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