$179+ Cheap flights from Tucson (TUS) 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ORD
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to Illinois 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
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Cheapest flights from Tucson to IllinoisExplore the most affordable flight options available from Tucson to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
Explore the most affordable flight options available from Tucson to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:25 am -
Nonstop3h 15m
Wed 10/213:05 pm -
Nonstop3h 40m
Deal found 9/24![Southwest logo]()
$357
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/242:31 pm -
Nonstop3h 44m
Sat 10/3111:45 am -
Nonstop3h 56m
Deal found 9/20![American Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 9/20. 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 12/23:33 pm -
1 stop7h 26m
Sun 12/612:25 pm -
1 stop7h 41m
Deal found 9/20![American Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/43:33 pm -
Nonstop3h 47m
Wed 11/1111:40 am -
Nonstop4h 03m
Deal found 9/20![American Airlines logo]()
$363
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/172:31 pm -
Nonstop3h 44m
Sat 10/313:13 pm -
1 stop6h 36m
Deal found 9/20![American Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 9/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:45 am -
2 stops9h 00m
Wed 11/113:50 pm -
Nonstop4h 00m
Deal found 9/22![Southwest logo]()
$372
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:26 pm -
1 stop7h 07m
Sat 10/316:04 am -
1 stop8h 13m
Deal found 9/23![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:35 am -
Nonstop3h 20m
Sat 10/247:55 pm -
Nonstop3h 45m
Deal found 9/23![Southwest logo]()
$381
This American Airlines deal was found by Cheapflights users on 9/20. 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 12/243:47 pm -
Nonstop3h 43m
Fri 1/112:00 pm -
Nonstop3h 57m
Deal found 9/20![American Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:27 pm -
1 stop7h 06m
Sat 10/3110:12 am -
2 stops13h 43m
Deal found 9/23![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:26 pm -
1 stop6h 36m
Sat 10/311:59 pm -
2 stops8h 54m
Deal found 9/23![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:45 pm -
1 stop18h 53m
Sat 10/316:30 am -
1 stop7h 47m
Deal found 9/23![Delta logo]()
$384
Best flights from Tucson to IllinoisDiscover carefully curated flight deals from Tucson to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
Discover carefully curated flight deals from Tucson to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
This American Airlines deal was found by Cheapflights users on 9/24. 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 12/23:33 pm -
1 stop7h 26m
Sun 12/612:25 pm -
1 stop7h 41m
Deal found 9/24![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:45 pm -
1 stop18h 53m
Sat 10/316:30 am -
1 stop7h 47m
Deal found 9/23![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:00 pm -
1 stop7h 15m
Fri 10/233:45 pm -
Nonstop3h 40m
Deal found 9/23![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/302:40 pm -
1 stop5h 23m
Wed 2/32:31 pm -
1 stop9h 41m
Deal found 9/23![United Airlines logo]()
$451
This Sun Country Air deal was found by Cheapflights users on 9/20. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:52 pm -
1 stop19h 55m
Sun 12/207:50 pm -
1 stop23h 28m
Deal found 9/20![Sun Country Air logo]()
$505
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:24 am -
1 stop8h 56m
Fri 10/237:49 pm -
2 stops21h 07m
Deal found 9/21![Alaska Airlines logo]()
$571
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:40 pm -
2 stops13h 59m
Sat 10/319:59 am -
2 stops13h 56m
Deal found 9/23![Delta logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/21. 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 10/72:31 pm -
1 stop7h 28m
Wed 11/116:01 am -
1 stop7h 11m
Deal found 9/21![American Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:10 pm -
2 stops10h 30m
Thu 11/57:25 am -
1 stop6h 55m
Deal found 9/21![Southwest logo]()
$406
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:27 pm -
1 stop7h 09m
Sat 10/244:26 pm -
1 stop7h 29m
Deal found 9/20![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:05 am -
2 stops7h 00m
Fri 10/302:30 pm -
1 stop5h 30m
Deal found 9/23![Southwest logo]()
$406
This American Airlines deal was found by Cheapflights users on 9/21. 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 12/232:27 pm -
1 stop6h 36m
Fri 1/16:43 pm -
1 stop6h 16m
Deal found 9/21![American Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 9/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:15 am -
Nonstop3h 44m
Thu 10/298:40 am -
1 stop8h 10m
Deal found 9/23![United Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:26 pm -
1 stop7h 07m
Tue 10/205:09 pm -
1 stop6h 46m
Deal found 9/20![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:06 am -
2 stops10h 55m
Sat 10/248:30 am -
2 stops11h 00m
Deal found 9/20![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:35 am -
2 stops12h 52m
Tue 11/32:03 pm -
1 stop9h 34m
Deal found 9/22![Delta logo]()
$406
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:25 pm -
2 stops7h 20m
Wed 10/287:40 am -
2 stops7h 45m
Deal found 9/21![Southwest logo]()
$469
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/171:23 pm -
1 stop7h 35m
Sat 10/242:30 pm -
2 stops10h 56m
Deal found 9/20![American Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:30 am -
2 stops9h 00m
Fri 1/16:00 am -
1 stop6h 50m
Deal found 9/19![Delta logo]()
$406
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/172:31 pm -
1 stop7h 38m
Sat 10/246:00 am -
2 stops11h 05m
Deal found 9/20![American Airlines logo]()
$512
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:01 pm -
1 stop6h 53m
Mon 11/235:13 pm -
1 stop6h 53m
Deal found 9/22![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 am -
1 stop5h 58m
Wed 12/304:35 pm -
1 stop8h 22m
Deal found 9/20![United Airlines logo]()
$597
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:50 pm -
2 stops7h 10m
Sun 11/2910:50 pm -
1 stop10h 45m
Deal found 9/23![Southwest logo]()
$581
This American Airlines deal was found by Cheapflights users on 9/21. 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 12/231:06 pm -
1 stop7h 57m
Sun 1/311:25 am -
2 stops11h 51m
Deal found 9/21![American Airlines logo]()
$536
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:15 am -
1 stop6h 00m
Fri 10/165:00 am -
1 stop5h 43m
Deal found 9/21![United Airlines logo]()
$613
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:01 pm -
1 stop6h 53m
Wed 11/255:13 pm -
1 stop6h 53m
Deal found 9/22![Delta logo]()
$478
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/2212:00 pm -
1 stop8h 03m
Thu 10/292:37 pm -
1 stop7h 46m
Deal found 9/22![American Airlines logo]()
$546
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:55 am -
Nonstop3h 10m
Sat 11/285:15 pm -
Nonstop3h 45m
Deal found 9/19![Southwest logo]()
$606
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:35 am -
2 stops12h 52m
Sun 11/16:30 am -
1 stop7h 47m
Deal found 9/23![Delta logo]()
$488
This American Airlines deal was found by Cheapflights users on 9/19. 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 11/255:05 pm -
1 stop5h 11m
Sat 11/285:00 am -
2 stops8h 05m
Deal found 9/19![American Airlines logo]()
$549
Last-minute flights from Tucson to IllinoisDiscover last-minute flight deals from Tucson to Illinois. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Illinois. Data last updated September 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/22. 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 9/2912:27 pm -
Nonstop3h 51m
Tue 10/135:00 am -
1 stop5h 57m
Deal found 9/22![American Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 9/21. 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 10/72:31 pm -
1 stop7h 28m
Wed 11/116:01 am -
1 stop7h 11m
Deal found 9/21![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:26 pm -
1 stop7h 07m
Tue 10/205:09 pm -
1 stop6h 46m
Deal found 9/21![Delta logo]()
$401
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:05 am -
2 stops8h 55m
Sat 10/247:55 pm -
Nonstop3h 45m
Deal found 9/23![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:35 am -
Nonstop3h 20m
Sat 10/3110:30 am -
Nonstop3h 40m
Deal found 9/24![Southwest logo]()
$381
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/171:23 pm -
1 stop7h 35m
Sat 10/242:30 pm -
2 stops10h 56m
Deal found 9/20![American Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:25 am -
Nonstop3h 15m
Wed 10/213:05 pm -
Nonstop3h 40m
Deal found 9/24![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:25 am -
Nonstop3h 15m
Fri 10/232:55 pm -
1 stop8h 25m
Deal found 9/21![Southwest logo]()
$391
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:25 am -
2 stops7h 00m
Sat 10/242:40 pm -
2 stops8h 05m
Deal found 9/23![Southwest logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/222:31 pm -
1 stop7h 39m
Wed 10/284:42 pm -
1 stop6h 58m
Deal found 9/24![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:27 pm -
1 stop7h 06m
Sat 10/3110:12 am -
2 stops13h 43m
Deal found 9/23![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:26 pm -
1 stop7h 07m
Sat 10/316:04 am -
1 stop8h 13m
Deal found 9/23![Delta logo]()
$377
One-way flights from Tucson to IllinoisSearch for one-way flight options from Tucson to Illinois. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Tucson to Illinois. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:45 am -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Southwest logo]()
$179
This American Airlines deal was found by Cheapflights users on 9/22. 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 12/213:47 pm -
Nonstop3h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$179
This Sun Country Air deal was found by Cheapflights users on 9/21. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:40 pm -
1 stop13h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Sun Country Air logo]()
$188
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:26 pm -
1 stop7h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Delta logo]()
$189
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/214:27 pm -
1 stop6h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$189
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:40 am -
2 stops13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$194
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:35 am -
Nonstop3h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Southwest logo]()
$203
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/232:31 pm -
Nonstop3h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$203
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:05 am -
1 stop7h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:26 pm -
1 stop9h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:45 pm -
2 stops14h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Delta logo]()
$218
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:15 am -
Nonstop3h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$221
Find flight deals from Tucson to Illinois
Keep the following information in mind while searching for Tucson to Illinois flight deals. Data was last updated September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $357 (Southwest) |
One-way from | $179 (Southwest) |
Popular in | April |
Cheapest in | August |
Average price | $409 |
Good round-trip deal | $428 or less |
Good one-way deal | $184 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Tucson 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 7,457,451 searches. Data last updated September 24, 2026.
Use the filters below to find and compare flights from Tucson to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Sat 12/5
10:20 am-2:30 pm
Nonstop3h 10m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Mon 11/23
3:41 pm-8:27 pm
Nonstop3h 46m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Sun 12/20
7:40 pm-9:48 am
1 stop13h 08m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$188
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Mon 12/21
4:27 pm-11:59 pm
1 stop6h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Wed 10/21
2:05 pm-10:15 pm
1 stop6h 10m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Tue 11/17
3:01 pm-11:54 pm
1 stop7h 53m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Sat 10/17
1:20 pm-9:00 pm
1 stop5h 40m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Mon 10/19
5:15 pm-1:15 am
1 stop6h 00m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Wed 10/21
4:45 pm-9:32 am
2 stops14h 47m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$194
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Mon 10/19
4:45 pm-9:32 am
2 stops14h 47m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$194
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Tucson to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Tucson with our price prediction graph.
TUS-MDW
TUS-ORD
TUS-PIA
TUS-BMI
TUS-MLI
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 Tucson to Illinois
TUS-USIL
TUS-MDW
TUS-ORD
TUS-PIA
TUS-BMI
What is the cheapest month to book a flight from Tucson to Illinois?
Currently, January is the cheapest month in which you can book a flight from Tucson to Illinois (average of $409). Flying from Tucson to Illinois in April is currently the most expensive (average of $519). 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.
What is the cheapest time of day to fly from TUS to IL?
Find hourly flight availability from Tucson to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 24, 2026.
It’s typically best to fly out from Tucson to Illinois at noon. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Tucson to Illinois
Explore weekly flight availability from Tucson to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 24, 2026.
The most flights from TUS to USIL are scheduled on a Wednesday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Tucson to Illinois?
Airfare is below average for this route at the moment.
Tucson to Illinois flights typically cost between $380 and $580 in October.The cheapest round-trip price found within the last 5 days was $357 on American Airlines (Oct 24-Oct 31).
How far ahead should I book a flight from Tucson to Illinois?
The best time to book flights from Tucson to Illinois is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Tucson to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Tucson to Illinois. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Tucson to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated September 24, 2026.
Read through reviews of airlines operating flights from Tucson to Illinois, such as Southwest,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Tucson 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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Alternative routes for Tucson to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Tucson to Illinois by cabin class
Find flights from Tucson to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Tucson and Illinois flights
Browse other Tucson and Illinois flight options. Last updated on September 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Tucson to Illinois flights
Consider these flights traveling from Tucson to Illinois.
Top 4 airlines flying from Tucson to Illinois
Discover the top 4 airlines that operate flights from Tucson to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$217 | Average$452 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$268 | Average$486 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$377 | Average$522 | FlexibilityNo cancel fee | On-time69% |