$348+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
ACT — ORD
Jun 9 — Jun 161
Round-trip
1 adult, Economy
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Cheapest flights from Waco to IllinoisExplore 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 May 10, 2026.
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 May 10, 2026.
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 5/236:04 pm
ACT
- ORD
1 stop5h 33m
American Airlines
Wed 5/276:02 pm
ORD
- ACT
1 stop5h 29m
American Airlines
Deal found 5/8![American Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 6/166:04 pm
ACT
- ORD
1 stop4h 31m
American Airlines
Wed 6/245:59 am
ORD
- ACT
1 stop4h 41m
American Airlines
Deal found 5/10![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 5/7. 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 5/226:04 pm
ACT
- ORD
1 stop6h 38m
American Airlines
Tue 5/264:44 pm
ORD
- ACT
1 stop6h 47m
American Airlines
Deal found 5/7![American Airlines logo]()
$533
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Sat 5/95:05 am
ACT
- STL
1 stop6h 27m
American Airlines
Mon 5/115:20 am
STL
- ACT
1 stop4h 48m
American Airlines
Deal found 5/5![American Airlines logo]()
$599
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 5/226:04 pm
ACT
- STL
1 stop5h 55m
American Airlines
Mon 5/255:18 pm
STL
- ACT
1 stop6h 13m
American Airlines
Deal found 5/8![American Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/65:10 am
ACT
- STL
2 stops8h 02m
American Airlines
Sun 6/75:29 am
STL
- ACT
1 stop5h 11m
American Airlines
Deal found 5/7![American Airlines logo]()
$701
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/156:06 pm
ACT
- ORD
1 stop13h 24m
American Airlines
Fri 6/199:05 pm
ORD
- ACT
1 stop13h 35m
American Airlines
Deal found 5/9![American Airlines logo]()
$715
This American Airlines deal was found by Cheapflights users on 5/6. 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 5/1910:38 am
ACT
- ORD
1 stop11h 42m
American Airlines
Fri 5/229:08 pm
ORD
- ACT
1 stop13h 32m
American Airlines
Deal found 5/6![American Airlines logo]()
$761
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 5/255:10 am
ACT
- STL
1 stop16h 32m
American Airlines
Fri 5/297:20 pm
STL
- ACT
1 stop15h 20m
American Airlines
Deal found 5/9![American Airlines logo]()
$822
Best flights from Waco to IllinoisDiscover carefully curated flight deals from Waco to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from Waco to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 5/236:04 pm
ACT
- ORD
1 stop5h 33m
American Airlines
Wed 5/276:02 pm
ORD
- ACT
1 stop5h 29m
American Airlines
Deal found 5/8![American Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 6/166:04 pm
ACT
- ORD
1 stop4h 31m
American Airlines
Wed 6/245:59 am
ORD
- ACT
1 stop4h 41m
American Airlines
Deal found 5/10![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 6/106:04 pm
ACT
- ORD
1 stop6h 35m
American Airlines
Wed 6/175:59 am
ORD
- ACT
1 stop4h 41m
American Airlines
Deal found 5/10![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 5/7. 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 5/226:04 pm
ACT
- ORD
1 stop6h 38m
American Airlines
Tue 5/264:44 pm
ORD
- ACT
1 stop6h 47m
American Airlines
Deal found 5/7![American Airlines logo]()
$533
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 5/226:04 pm
ACT
- STL
1 stop5h 55m
American Airlines
Mon 5/255:18 pm
STL
- ACT
1 stop6h 13m
American Airlines
Deal found 5/8![American Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/65:10 am
ACT
- STL
2 stops8h 02m
American Airlines
Sun 6/75:29 am
STL
- ACT
1 stop5h 11m
American Airlines
Deal found 5/7![American Airlines logo]()
$701
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/156:06 pm
ACT
- ORD
1 stop13h 24m
American Airlines
Fri 6/199:05 pm
ORD
- ACT
1 stop13h 35m
American Airlines
Deal found 5/9![American Airlines logo]()
$715
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 5/255:10 am
ACT
- STL
1 stop16h 32m
American Airlines
Fri 5/297:20 pm
STL
- ACT
1 stop15h 20m
American Airlines
Deal found 5/9![American Airlines logo]()
$822
Last-minute flights from Waco to IllinoisDiscover last-minute flight deals from Waco to Illinois. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from Waco to Illinois. Data last updated May 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Sat 5/95:05 am
ACT
- STL
1 stop6h 27m
American Airlines
Mon 5/115:20 am
STL
- ACT
1 stop4h 48m
American Airlines
Deal found 5/5![American Airlines logo]()
$599
This American Airlines deal was found by Cheapflights users on 5/6. 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 5/1910:38 am
ACT
- ORD
1 stop11h 42m
American Airlines
Fri 5/229:08 pm
ORD
- ACT
1 stop13h 32m
American Airlines
Deal found 5/6![American Airlines logo]()
$761
This American Airlines deal was found by Cheapflights users on 5/7. 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 5/226:04 pm
ACT
- ORD
1 stop6h 38m
American Airlines
Tue 5/264:44 pm
ORD
- ACT
1 stop6h 47m
American Airlines
Deal found 5/7![American Airlines logo]()
$533
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 5/226:04 pm
ACT
- STL
1 stop5h 55m
American Airlines
Mon 5/255:18 pm
STL
- ACT
1 stop6h 13m
American Airlines
Deal found 5/8![American Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 5/236:04 pm
ACT
- ORD
1 stop5h 33m
American Airlines
Wed 5/276:02 pm
ORD
- ACT
1 stop5h 29m
American Airlines
Deal found 5/8![American Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 5/255:10 am
ACT
- STL
1 stop16h 32m
American Airlines
Fri 5/297:20 pm
STL
- ACT
1 stop15h 20m
American Airlines
Deal found 5/9![American Airlines logo]()
$822
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/65:10 am
ACT
- STL
2 stops8h 02m
American Airlines
Sun 6/75:29 am
STL
- ACT
1 stop5h 11m
American Airlines
Deal found 5/7![American Airlines logo]()
$701
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/156:06 pm
ACT
- ORD
1 stop13h 24m
American Airlines
Fri 6/199:05 pm
ORD
- ACT
1 stop13h 35m
American Airlines
Deal found 5/9![American Airlines logo]()
$715
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 6/166:04 pm
ACT
- ORD
1 stop4h 31m
American Airlines
Wed 6/245:59 am
ORD
- ACT
1 stop4h 41m
American Airlines
Deal found 5/10![American Airlines logo]()
$422
One-way flights from Waco to IllinoisSearch for one-way flight options from Waco to Illinois. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from Waco to Illinois. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Wed 5/2010:38 am
ACT
- STL
1 stop4h 30m
American Airlines
Deal found 5/6![American Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Sun 5/175:05 am
ACT
- STL
1 stop3h 49m
American Airlines
Deal found 5/5![American Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:05 am
ACT
- STL
3 stops57h 34m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,438
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:10 am
ACT
- STL
3 stops51h 29m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,465
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2010:38 am
ACT
- STL
3 stops52h 01m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,493
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:10 am
ACT
- STL
3 stops51h 29m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,730
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 May 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (American Airlines) |
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 May 10, 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
Cheapest round-trip
WacoChicago
ACT - ORD
ACTORD
Waco
Sat 5/23
6:04 pm-11:37 pm
1 stop5h 33m
Chicago O'Hare Intl
Wed 5/27
6:02 pm-11:31 pm
1 stop5h 29m
$348
Quickest round-trip
WacoChicago
ACT - ORD
ACTORD
Waco
Tue 6/16
6:04 pm-10:35 pm
1 stop4h 31m
Chicago O'Hare Intl
Wed 6/24
5:59 am-10:40 am
1 stop4h 41m
$422
WacoChicago
ACT - ORD
ACTORD
Waco
Wed 6/10
6:04 pm-12:39 am
1 stop6h 35m
Chicago O'Hare Intl
Wed 6/17
5:59 am-10:40 am
1 stop4h 41m
$422
WacoChicago
ACT - ORD
ACTORD
Waco
Fri 5/22
6:04 pm-12:42 am
1 stop6h 38m
Chicago O'Hare Intl
Tue 5/26
4:44 pm-11:31 pm
1 stop6h 47m
$533
WacoSt. Louis
ACT - STL
ACTSTL
Waco
Fri 5/22
6:04 pm-11:59 pm
1 stop5h 55m
Lambert-St Louis
Mon 5/25
5:18 pm-11:31 pm
1 stop6h 13m
$618
WacoSt. Louis
ACT - STL
ACTSTL
Waco
Sat 6/6
5:10 am-1:12 pm
2 stops8h 02m
Lambert-St Louis
Sun 6/7
5:29 am-10:40 am
1 stop5h 11m
$701
WacoChicago
ACT - ORD
ACTORD
Waco
Mon 6/15
6:06 pm-7:30 am
1 stop13h 24m
Chicago O'Hare Intl
Fri 6/19
9:05 pm-10:40 am
1 stop13h 35m
$715
WacoSt. Louis
ACT - STL
ACTSTL
Waco
Mon 5/25
5:10 am-9:42 pm
1 stop16h 32m
Lambert-St Louis
Fri 5/29
7:20 pm-10:40 am
1 stop15h 20m
$822
Cheapest one-way
WacoSt. Louis
ACT - STL
ACTSTL
Waco
Sat 5/23
11:10 am-4:41 pm
1 stop5h 31m
$435
WacoSt. Louis
ACT - STL
ACTSTL
Waco
Wed 5/20
5:05 am-2:03 pm
2 stops8h 58m
$441
Showing 1-10 of 13 resultsSorted by cheapest first
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.
ACT-ORD
ACT-STL
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
ACT-USIL
ACT-ORD
ACT-STL
No data available for this route at this time. Please check back soon.
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.
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