$167+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ORD
Dec 9 — Dec 161
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 November 9, 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 November 9, 2026.
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/42:46 pm -
1 stop5h 12m
Thu 12/108:59 pm -
Nonstop4h 03m
Deal found 11/4![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:03 pm -
1 stop6h 51m
Wed 12/165:12 pm -
1 stop6h 55m
Deal found 11/6![Delta logo]()
$353
This Southwest deal was found by Cheapflights users on 11/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:10 am -
Nonstop3h 20m
Fri 12/1112:20 pm -
Nonstop3h 45m
Deal found 11/6![Southwest logo]()
$355
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/33:40 pm -
Nonstop3h 43m
Tue 12/88:59 pm -
Nonstop4h 03m
Deal found 11/5![American Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:03 pm -
1 stop6h 51m
Thu 12/1012:39 pm -
2 stops10h 10m
Deal found 11/4![Delta logo]()
$358
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:03 pm -
1 stop7h 53m
Thu 12/107:25 am -
2 stops10h 46m
Deal found 11/4![Delta logo]()
$358
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/48:01 am -
Nonstop3h 34m
Mon 12/711:40 am -
Nonstop4h 06m
Deal found 11/5![American Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/23:40 pm -
1 stop7h 35m
Sun 12/612:25 pm -
1 stop7h 44m
Deal found 11/4![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 12/1412:46 pm -
1 stop8h 12m
Fri 12/188:56 pm -
Nonstop4h 03m
Deal found 11/5![American Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:08 am -
1 stop8h 58m
Fri 12/116:49 am -
1 stop8h 04m
Deal found 11/6![Delta logo]()
$375
This Southwest deal was found by Cheapflights users on 11/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:10 am -
Nonstop3h 20m
Thu 12/103:50 pm -
Nonstop4h 00m
Deal found 11/4![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/186:06 am -
Nonstop3h 39m
Fri 1/112:00 pm -
Nonstop3h 57m
Deal found 11/5![American Airlines logo]()
$377
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 November 9, 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 November 9, 2026.
This United Airlines deal was found by Cheapflights users on 11/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1610:00 am -
1 stop7h 50m
Mon 1/187:45 pm -
Nonstop4h 30m
Deal found 11/4![United Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/23:40 pm -
1 stop7h 35m
Sun 12/612:25 pm -
1 stop7h 44m
Deal found 11/4![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:17 pm -
1 stop8h 39m
Tue 12/812:34 pm -
2 stops11h 33m
Deal found 11/5![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:20 am -
Nonstop3h 10m
Sat 12/126:05 am -
1 stop5h 45m
Deal found 11/8![Southwest logo]()
$409
This Sun Country Air deal was found by Cheapflights users on 11/6. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:54 pm -
1 stop20h 03m
Sun 12/207:50 pm -
1 stop23h 29m
Deal found 11/6![Sun Country Air logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 11/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:27 pm -
2 stops25h 04m
Tue 12/153:19 pm -
1 stop9h 36m
Deal found 11/9![Alaska Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:30 am -
Nonstop3h 15m
Sat 1/1610:25 am -
Nonstop3h 55m
Deal found 11/8![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:17 pm -
2 stops10h 39m
Sat 12/126:49 am -
1 stop8h 04m
Deal found 11/9![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:30 am -
1 stop5h 45m
Tue 12/1512:59 pm -
1 stop6h 20m
Deal found 11/6![United Airlines logo]()
$444
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:45 am -
2 stops9h 05m
Tue 12/1512:00 pm -
1 stop6h 20m
Deal found 11/8![Southwest logo]()
$424
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/71:05 pm -
1 stop9h 22m
Sat 1/912:42 pm -
2 stops11h 16m
Deal found 11/9![Delta logo]()
$439
This American Airlines deal was found by Cheapflights users on 11/8. 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 11/193:41 pm -
1 stop7h 23m
Mon 11/234:43 pm -
1 stop8h 36m
Deal found 11/8![American Airlines logo]()
$484
This Alaska Airlines deal was found by Cheapflights users on 11/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:28 am -
2 stops15h 31m
Wed 12/163:19 pm -
1 stop9h 36m
Deal found 11/9![Alaska Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/158:10 am -
Nonstop3h 20m
Mon 1/113:45 pm -
Nonstop3h 55m
Deal found 11/9![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:18 pm -
1 stop7h 39m
Tue 12/83:45 pm -
1 stop8h 26m
Deal found 11/4![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:42 am -
2 stops9h 44m
Mon 12/79:59 am -
2 stops13h 40m
Deal found 11/8![Delta logo]()
$444
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/712:05 pm -
1 stop7h 05m
Sat 1/910:25 am -
Nonstop3h 55m
Deal found 11/9![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:18 pm -
Nonstop3h 47m
Sun 12/69:25 am -
Nonstop4h 31m
Deal found 11/9![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 12/213:47 pm -
1 stop7h 29m
Sat 1/24:58 pm -
1 stop8h 01m
Deal found 11/5![American Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/91:33 pm -
1 stop7h 02m
Fri 12/1112:34 pm -
2 stops11h 05m
Deal found 11/7![Delta logo]()
$449
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/168:10 am -
Nonstop3h 20m
Mon 1/45:20 pm -
2 stops6h 50m
Deal found 11/9![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:25 am -
1 stop7h 20m
Mon 12/75:30 pm -
1 stop6h 41m
Deal found 11/5![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:25 am -
1 stop8h 33m
Sun 12/62:36 pm -
1 stop9h 35m
Deal found 11/5![United Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/203:41 pm -
1 stop7h 26m
Tue 11/246:03 am -
1 stop8h 36m
Deal found 11/5![American Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/233:47 pm -
1 stop7h 28m
Mon 12/285:19 pm -
1 stop7h 40m
Deal found 11/6![American Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:30 pm -
1 stop5h 42m
Tue 11/242:31 pm -
1 stop9h 44m
Deal found 11/5![United Airlines logo]()
$657
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/172:27 pm -
1 stop6h 32m
Sat 12/2611:48 am -
1 stop13h 11m
Deal found 11/6![American Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:42 am -
2 stops11h 17m
Wed 11/258:13 am -
2 stops14h 46m
Deal found 11/6![United Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:42 am -
2 stops11h 31m
Tue 11/242:35 pm -
1 stop9h 40m
Deal found 11/5![United Airlines logo]()
$713
This American Airlines deal was found by Cheapflights users on 11/6. 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 3/165:00 am -
1 stop6h 59m
Tue 3/166:56 pm -
1 stop7h 01m
Deal found 11/6![American Airlines logo]()
$892
Last-minute flights from Tucson to IllinoisDiscover last-minute flight deals from Tucson to Illinois. Data last updated November 9, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Illinois. Data last updated November 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/23:40 pm -
1 stop7h 35m
Sun 12/612:25 pm -
1 stop7h 44m
Deal found 11/4![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/33:40 pm -
Nonstop3h 43m
Tue 12/88:59 pm -
Nonstop4h 03m
Deal found 11/5![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/42:46 pm -
1 stop5h 12m
Thu 12/108:59 pm -
Nonstop4h 03m
Deal found 11/4![American Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 11/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:10 am -
Nonstop3h 20m
Fri 12/1112:20 pm -
Nonstop3h 45m
Deal found 11/6![Southwest logo]()
$355
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:03 pm -
1 stop6h 51m
Thu 12/1012:39 pm -
2 stops10h 10m
Deal found 11/4![Delta logo]()
$358
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:03 pm -
1 stop7h 53m
Thu 12/107:25 am -
2 stops10h 46m
Deal found 11/4![Delta logo]()
$358
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/48:01 am -
Nonstop3h 34m
Mon 12/711:40 am -
Nonstop4h 06m
Deal found 11/5![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:08 am -
1 stop8h 58m
Fri 12/116:49 am -
1 stop8h 04m
Deal found 11/6![Delta logo]()
$375
This Southwest deal was found by Cheapflights users on 11/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:10 am -
Nonstop3h 20m
Thu 12/103:50 pm -
Nonstop4h 00m
Deal found 11/4![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:03 pm -
1 stop6h 51m
Wed 12/165:12 pm -
1 stop6h 55m
Deal found 11/6![Delta logo]()
$353
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 12/1412:46 pm -
1 stop8h 12m
Fri 12/188:56 pm -
Nonstop4h 03m
Deal found 11/5![American Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/186:06 am -
Nonstop3h 39m
Fri 1/112:00 pm -
Nonstop3h 57m
Deal found 11/5![American Airlines 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 November 9, 2026.
Search for one-way flight options from Tucson to Illinois. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
This Southwest deal was found by Cheapflights users on 11/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/168:10 am -
Nonstop3h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Southwest logo]()
$167
This American Airlines deal was found by Cheapflights users on 11/5. 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 2/106:27 am -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![American Airlines logo]()
$167
This Sun Country Air deal was found by Cheapflights users on 11/6. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:54 pm -
1 stop20h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Sun Country Air logo]()
$168
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/104:23 pm -
1 stop6h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![United Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:01 am -
2 stops11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$182
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/108:04 am -
2 stops11h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Delta logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Fri 12/187:54 pm -
2 stops28h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$188
This Southwest deal was found by Cheapflights users on 11/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:10 am -
Nonstop3h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Southwest logo]()
$189
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 12/213:47 pm -
Nonstop3h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![American Airlines logo]()
$189
This WAYA deal was found by Cheapflights users on 11/9. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:39 pm -
1 stop13h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Sun Country Air logo]()
$191
This Sun Country Air deal was found by Cheapflights users on 11/6. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/217:19 pm -
1 stop14h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Sun Country Air logo]()
$198
This Delta deal was found by Cheapflights users on 11/5. 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 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 11/5![Delta logo]()
$199
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 November 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $343 (Southwest) |
One-way from | $167 (Southwest) |
Popular in | April |
Cheapest in | August |
Average price | $471 |
Good round-trip deal | $392 or less |
Good one-way deal | $187 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 November 9, 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
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Wed 12/16
8:10 am-12:30 pm
Nonstop3h 20m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Wed 2/10
4:23 pm-11:58 pm
1 stop6h 35m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$177
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Fri 12/25
8:10 am-12:30 pm
Nonstop3h 20m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Fri 12/25
12:20 pm-5:05 pm
Nonstop3h 45m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Fri 12/25
6:05 am-2:41 pm
1 stop7h 36m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
Quickest round-trip
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Sat 1/9
10:30 am-2:45 pm
Nonstop3h 15m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$200
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Fri 12/11
7:29 pm-10:00 pm
2 stops25h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$203
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Fri 12/25
12:25 pm-9:39 pm
2 stops8h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$204
TucsonChicago
TUS Tucson - MDW Chicago Midway
TUSMDW
Tucson
Sat 1/9
1:44 pm-10:17 pm
1 stop7h 33m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$210
TucsonChicago
TUS Tucson - ORD Chicago O'Hare Intl
TUSORD
Tucson
Sat 1/9
3:09 pm-9:36 pm
1 stop5h 27m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$210
Showing 1-10 of 51 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-ORD
TUS-PIA
TUS-MDW
TUS-MLI
TUS-BMI
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-ORD
TUS-PIA
TUS-MDW
TUS-MLI
What is the cheapest month to book a flight from Tucson to Illinois?
Currently, September is the cheapest month in which you can book a flight from Tucson to Illinois (average of $422). 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 November 9, 2026.
It’s typically best to fly out from Tucson to Illinois in the evening. Doing so could potentially save you 35% 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 November 9, 2026.
The most flights from TUS to USIL are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 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 $446 and $662 in January.The cheapest round-trip price found within the last 5 days was $343 on Delta (Jan 7-Jan 13).
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 November 7, 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. Sunday 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 November 9, 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.
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.4
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
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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 November 9, 2026.
Popular flight searches
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Tucson to Illinois flights
Consider these flights traveling from Tucson to Illinois.
Top 3 airlines flying from Tucson to Illinois
Discover the top 3 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 November 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$222 | Average$437 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$309 | Average$497 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$372 | Average$552 | FlexibilityNo cancel fee | On-time69% |