$59+ Cheap flights from Tulsa (TUL) to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
TUL — ORD
Mar 2 — Mar 91
1 adult, Economy
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Find cheap flights from Tulsa 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 Tulsa to IllinoisExplore the most affordable flight options available from Tulsa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.
Explore the most affordable flight options available from Tulsa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.
This Southwest deal was found by Cheapflights users on 1/30. 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 4/12:55 pm
TUL
- STL
1 stop3h 50m
Southwest
Wed 4/83:55 pm
STL
- TUL
1 stop7h 05m
Southwest
Deal found 1/30![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 1/30. 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 3/253:35 pm
TUL
- STL
1 stop4h 20m
Southwest
Sat 3/287:45 pm
STL
- TUL
1 stop4h 40m
Southwest
Deal found 1/30![Southwest logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 3/91:27 pm
TUL
- ORD
1 stop16h 41m
Multiple Airlines
Thu 3/1210:53 am
ORD
- TUL
1 stop8h 42m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 1/30. 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 3/172:55 pm
TUL
- STL
1 stop6h 30m
Southwest
Thu 3/192:35 pm
STL
- TUL
1 stop9h 45m
Southwest
Deal found 1/30![Southwest logo]()
$228
This Southwest deal was found by Cheapflights users on 1/30. 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 2/244:35 pm
TUL
- STL
1 stop4h 00m
Southwest
Fri 2/272:05 pm
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/30![Southwest logo]()
$233
This Priceline deal was found by Cheapflights users on 1/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:45 pm
TUL
- ORD
1 stop10h 29m
Frontier
Sun 3/810:53 am
ORD
- TUL
1 stop8h 42m
Frontier
Deal found 1/31![Frontier logo]()
$248
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/252:20 pm
TUL
- ORD
Nonstop2h 05m
United Airlines
Sat 2/288:45 am
ORD
- TUL
Nonstop2h 27m
United Airlines
Deal found 1/30![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 1/30. 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 3/33:47 pm
TUL
- STL
1 stop6h 27m
United Airlines
Wed 3/46:00 am
STL
- TUL
1 stop5h 10m
United Airlines
Deal found 1/30![United Airlines logo]()
$251
This deal was found by Cheapflights users on 1/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:45 pm
TUL
- ORD
Nonstop2h 06m
United Airlines
Wed 5/208:00 pm
ORD
- TUL
Nonstop2h 20m
United Airlines
Deal found 1/29![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/255:00 am
TUL
- ORD
1 stop4h 45m
American Airlines
Sat 2/284:45 pm
ORD
- TUL
Nonstop2h 10m
American Airlines
Deal found 1/30![American Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 1/29. 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 2/2510:37 am
TUL
- MDW
1 stop7h 08m
Delta
Sat 2/286:00 am
MDW
- TUL
1 stop6h 02m
Delta
Deal found 1/29![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 1/29. 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 2/255:26 am
TUL
- ORD
1 stop4h 48m
Delta
Sat 2/285:25 am
ORD
- TUL
1 stop6h 37m
Delta
Deal found 1/29![Delta logo]()
$269
Best flights from Tulsa to IllinoisDiscover carefully curated flight deals from Tulsa to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.
Discover carefully curated flight deals from Tulsa to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.
This Southwest deal was found by Cheapflights users on 1/29. 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 4/16:00 am
TUL
- STL
1 stop5h 30m
Southwest
Wed 4/86:40 pm
STL
- TUL
1 stop4h 05m
Southwest
Deal found 1/29![Southwest logo]()
$117
This Priceline deal was found by Cheapflights users on 1/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:45 pm
TUL
- ORD
1 stop10h 29m
Frontier
Sun 3/810:53 am
ORD
- TUL
1 stop8h 42m
Frontier
Deal found 1/31![Frontier logo]()
$248
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/252:20 pm
TUL
- ORD
Nonstop2h 05m
United Airlines
Wed 3/48:45 am
ORD
- TUL
Nonstop2h 27m
United Airlines
Deal found 1/30![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/255:00 am
TUL
- ORD
1 stop4h 45m
American Airlines
Sat 2/284:45 pm
ORD
- TUL
Nonstop2h 10m
American Airlines
Deal found 1/30![American Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 1/30. 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 2/255:16 pm
TUL
- MDW
1 stop5h 15m
Delta
Sat 2/286:00 am
MDW
- TUL
1 stop6h 02m
Delta
Deal found 1/30![Delta logo]()
$269
This Southwest deal was found by Cheapflights users on 1/30. 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 3/253:35 pm
TUL
- STL
1 stop4h 20m
Southwest
Sat 3/287:45 pm
STL
- TUL
1 stop4h 40m
Southwest
Deal found 1/30![Southwest logo]()
$154
This Southwest deal was found by Cheapflights users on 1/30. 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 3/172:55 pm
TUL
- STL
1 stop6h 30m
Southwest
Thu 3/192:35 pm
STL
- TUL
1 stop9h 45m
Southwest
Deal found 1/30![Southwest logo]()
$228
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/265:45 am
TUL
- STL
1 stop7h 29m
United Airlines
Thu 3/56:02 pm
STL
- TUL
1 stop5h 42m
United Airlines
Deal found 1/29![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 1/30. 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 2/2510:37 am
TUL
- ORD
1 stop6h 14m
Delta
Sat 2/286:45 am
ORD
- TUL
1 stop5h 17m
Delta
Deal found 1/30![Delta logo]()
$269
This American Airlines deal was found by Cheapflights users on 1/29. 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 5/77:32 pm
TUL
- ORD
Nonstop2h 08m
American Airlines
Tue 5/128:26 am
ORD
- TUL
Nonstop2h 08m
American Airlines
Deal found 1/29![American Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 1/30. 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 2/244:35 pm
TUL
- STL
1 stop4h 00m
Southwest
Fri 2/272:05 pm
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/30![Southwest logo]()
$233
This Delta deal was found by Cheapflights users on 1/30. 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 2/255:16 pm
TUL
- ORD
1 stop6h 40m
Delta
Wed 3/45:25 am
ORD
- TUL
1 stop7h 42m
Delta
Deal found 1/30![Delta logo]()
$269
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3010:59 am
TUL
- ORD
Nonstop1h 58m
American Airlines
Wed 4/88:26 am
ORD
- TUL
Nonstop2h 08m
American Airlines
Deal found 1/30![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 1/30. 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 3/317:45 am
TUL
- ORD
1 stop6h 31m
American Airlines
Thu 4/99:00 pm
ORD
- TUL
Nonstop2h 07m
American Airlines
Deal found 1/30![American Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/147:15 am
TUL
- PIA
1 stop6h 55m
United Airlines
Wed 2/185:45 pm
PIA
- TUL
1 stop4h 45m
United Airlines
Deal found 1/30![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 1/29. 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 2/255:26 am
TUL
- MDW
1 stop6h 33m
Delta
Thu 2/266:00 am
MDW
- TUL
1 stop7h 07m
Delta
Deal found 1/29![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 1/30. 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 2/256:45 am
TUL
- ORD
1 stop6h 15m
Southwest
Wed 3/41:45 pm
ORD
- TUL
2 stops7h 20m
Southwest
Deal found 1/30![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 1/30. 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 3/95:12 pm
TUL
- MDW
1 stop5h 19m
Delta
Thu 3/126:00 am
MDW
- TUL
1 stop7h 06m
Delta
Deal found 1/30![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 1/30. 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 3/27:15 am
TUL
- PIA
1 stop5h 28m
United Airlines
Wed 3/45:25 pm
PIA
- TUL
1 stop5h 05m
United Airlines
Deal found 1/30![United Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 1/29. 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 2/265:50 am
TUL
- MDW
1 stop9h 15m
Southwest
Thu 2/265:20 pm
MDW
- TUL
1 stop5h 10m
Southwest
Deal found 1/29![Southwest logo]()
$323
This Delta deal was found by Cheapflights users on 1/29. 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 7/74:10 pm
TUL
- MDW
1 stop5h 36m
Delta
Tue 7/141:05 pm
MDW
- TUL
1 stop4h 56m
Delta
Deal found 1/29![Delta logo]()
$331
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/23:55 pm
TUL
- PIA
1 stop6h 18m
American Airlines
Wed 3/49:52 am
PIA
- TUL
2 stops7h 54m
American Airlines
Deal found 1/30![American Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 1/30. 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 4/95:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Sun 4/129:35 pm
MDW
- TUL
Nonstop1h 55m
Southwest
Deal found 1/30![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 1/31. 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 3/53:50 pm
TUL
- MDW
Nonstop1h 45m
Southwest
Sun 3/810:05 am
MDW
- TUL
Nonstop2h 00m
Southwest
Deal found 1/31![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 1/30. 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 6/215:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Wed 7/111:45 am
MDW
- TUL
Nonstop1h 45m
Southwest
Deal found 1/30![Southwest logo]()
$346
This American Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:32 pm
TUL
- PIA
1 stop4h 00m
American Airlines
Fri 4/246:54 pm
PIA
- TUL
1 stop15h 40m
American Airlines
Deal found 1/29![American Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 1/30. 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 5/179:10 pm
TUL
- MDW
1 stop7h 50m
Southwest
Wed 7/159:05 pm
MDW
- TUL
Nonstop1h 50m
Southwest
Deal found 1/30![Southwest logo]()
$346
This United Airlines deal was found by Cheapflights users on 1/29. 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 5/159:05 am
TUL
- PIA
2 stops7h 45m
United Airlines
Mon 5/182:50 pm
PIA
- TUL
1 stop7h 30m
United Airlines
Deal found 1/29![United Airlines logo]()
$730
Last-minute flights from Tulsa to IllinoisDiscover last-minute flight deals from Tulsa to Illinois. Data last updated January 31, 2026 and is based on user searches.
Discover last-minute flight deals from Tulsa to Illinois. Data last updated January 31, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 1/28. 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 2/136:05 pm
TUL
- STL
Nonstop1h 15m
Southwest
Wed 2/1810:15 am
STL
- TUL
Nonstop1h 25m
Southwest
Deal found 1/28![Southwest logo]()
$268
This Southwest deal was found by Cheapflights users on 1/29. 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 2/215:20 am
TUL
- STL
Nonstop1h 20m
Southwest
Sun 2/2210:15 pm
STL
- TUL
Nonstop1h 20m
Southwest
Deal found 1/29![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 1/30. 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 2/244:35 pm
TUL
- STL
1 stop4h 00m
Southwest
Fri 2/272:05 pm
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/30![Southwest logo]()
$233
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/252:20 pm
TUL
- ORD
Nonstop2h 05m
United Airlines
Sat 2/288:45 am
ORD
- TUL
Nonstop2h 27m
United Airlines
Deal found 1/30![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/257:25 pm
TUL
- ORD
Nonstop2h 04m
American Airlines
Sat 2/287:10 am
ORD
- TUL
1 stop6h 04m
American Airlines
Deal found 1/29![American Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 1/29. 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 2/2510:37 am
TUL
- MDW
1 stop7h 08m
Delta
Sat 2/286:00 am
MDW
- TUL
1 stop6h 02m
Delta
Deal found 1/29![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 1/29. 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 2/255:26 am
TUL
- ORD
1 stop4h 48m
Delta
Sat 2/285:25 am
ORD
- TUL
1 stop6h 37m
Delta
Deal found 1/29![Delta logo]()
$269
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/258:55 am
TUL
- ORD
Nonstop2h 01m
American Airlines
Thu 2/269:29 pm
ORD
- TUL
Nonstop2h 12m
American Airlines
Deal found 1/29![American Airlines logo]()
$276
This Southwest deal was found by Cheapflights users on 1/30. 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 2/256:45 am
TUL
- ORD
1 stop6h 15m
Southwest
Wed 3/41:45 pm
ORD
- TUL
2 stops7h 20m
Southwest
Deal found 1/30![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 1/29. 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 2/255:26 am
TUL
- MDW
1 stop6h 33m
Delta
Thu 2/266:00 am
MDW
- TUL
1 stop7h 07m
Delta
Deal found 1/29![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 1/29. 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 2/2510:37 am
TUL
- ORD
1 stop6h 14m
Delta
Thu 2/262:46 pm
ORD
- TUL
1 stop7h 46m
Delta
Deal found 1/29![Delta logo]()
$296
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/265:45 am
TUL
- STL
1 stop7h 29m
United Airlines
Thu 3/56:02 pm
STL
- TUL
1 stop5h 42m
United Airlines
Deal found 1/29![United Airlines logo]()
$251
One-way flights from Tulsa to IllinoisSearch for one-way flight options from Tulsa to Illinois. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.
Search for one-way flight options from Tulsa to Illinois. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.
This Southwest deal was found by Cheapflights users on 1/29. 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 4/285:05 am
TUL
- STL
1 stop6h 25m
Southwest
Deal found 1/29![Southwest logo]()
$59
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:16 am
TUL
- STL
1 stop5h 12m
American Airlines
Deal found 1/31![American Airlines logo]()
$80
This Frontier deal was found by Cheapflights users on 1/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:45 pm
TUL
- ORD
1 stop10h 29m
Frontier
Deal found 1/30![Frontier logo]()
$80
This Southwest deal was found by Cheapflights users on 1/31. 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 2/285:20 am
TUL
- STL
Nonstop1h 20m
Southwest
Deal found 1/31![Southwest logo]()
$86
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/287:15 am
TUL
- STL
1 stop7h 14m
United Airlines
Deal found 1/30![United Airlines logo]()
$96
This Trip.com deal was found by Cheapflights users on 1/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:30 pm
TUL
- STL
1 stop13h 19m
Frontier
Deal found 1/30![Frontier logo]()
$103
This American Airlines deal was found by Cheapflights users on 1/31. 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 3/77:25 pm
TUL
- ORD
Nonstop2h 04m
American Airlines
Deal found 1/31![American Airlines logo]()
$103
This Priceline deal was found by Cheapflights users on 1/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:45 pm
TUL
- ORD
1 stop10h 29m
Frontier
Deal found 1/31![Frontier logo]()
$105
This Priceline deal was found by Cheapflights users on 1/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:25 pm
TUL
- ORD
1 stop8h 13m
Frontier
Deal found 1/30![Frontier logo]()
$109
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/2510:16 am
TUL
- STL
1 stop5h 12m
American Airlines
Deal found 1/29![American Airlines logo]()
$110
This Southwest deal was found by Cheapflights users on 1/31. 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 2/2810:25 am
TUL
- MDW
1 stop6h 40m
Southwest
Deal found 1/31![Southwest logo]()
$113
This American Airlines deal was found by Cheapflights users on 1/29. 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 3/35:00 am
TUL
- STL
2 stops8h 43m
American Airlines
Deal found 1/29![American Airlines logo]()
$115
Find flight deals from Tulsa to Illinois
Keep the following information in mind while searching for Tulsa to Illinois flight deals. Data was last updated January 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | January |
Cheapest in | August |
Average price | $649 |
Good round-trip deal | $378 or less |
Good one-way deal | $185 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Tulsa 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 January 31, 2026.
Use the filters below to find and compare flights from Tulsa to Illinois that are best for you.
Fly from
Tulsa
Fly to
Illinois
Route
Depart
Return
Price
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Wed 4/1
6:00 am-11:30 am
1 stop5h 30m
Lambert-St Louis
Wed 4/8
6:40 pm-10:45 pm
1 stop4h 05m
$117
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Wed 3/25
3:35 pm-7:55 pm
1 stop4h 20m
Lambert-St Louis
Sat 3/28
7:45 pm-12:25 am
1 stop4h 40m
$154
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Tue 3/17
2:55 pm-9:25 pm
1 stop6h 30m
Lambert-St Louis
Thu 3/19
2:35 pm-12:20 am
1 stop9h 45m
$228
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Tue 2/24
4:35 pm-8:35 pm
1 stop4h 00m
Lambert-St Louis
Fri 2/27
2:05 pm-6:50 pm
1 stop4h 45m
$233
TulsaChicago
TUL - ORD
TULORD
Tulsa
Thu 3/5
12:45 pm-11:14 pm
1 stop10h 29m
Chicago O'Hare Intl
Sun 3/8
10:53 am-7:35 pm
1 stop8h 42m
$248
TulsaChicago
TUL - ORD
TULORD
Tulsa
Wed 2/25
2:20 pm-4:25 pm
Nonstop2h 05m
Chicago O'Hare Intl
Wed 3/4
8:45 am-11:12 am
Nonstop2h 27m
$249
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Thu 2/26
5:45 am-1:14 pm
1 stop7h 29m
Lambert-St Louis
Thu 3/5
6:02 pm-11:44 pm
1 stop5h 42m
$251
TulsaChicago
TUL - ORD
TULORD
Tulsa
Wed 2/25
5:00 am-9:45 am
1 stop4h 45m
Chicago O'Hare Intl
Sat 2/28
4:45 pm-6:55 pm
Nonstop2h 10m
$259
TulsaChicago
TUL - MDW
TULMDW
Tulsa
Wed 2/25
5:16 pm-10:31 pm
1 stop5h 15m
Chicago Midway
Sat 2/28
6:00 am-12:02 pm
1 stop6h 02m
$269
TulsaChicago
TUL - ORD
TULORD
Tulsa
Wed 2/25
10:37 am-4:51 pm
1 stop6h 14m
Chicago O'Hare Intl
Sat 2/28
6:45 am-12:02 pm
1 stop5h 17m
$269
Showing 1-10 of 58 results
Best time to book a flight from Tulsa to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Tulsa with our price prediction graph.
TUL-STL
TUL-ORD
TUL-MDW
TUL-PIA
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 Tulsa to Illinois
TUL-USIL
TUL-STL
TUL-ORD
TUL-MDW
TUL-PIA
What is the cheapest month to book a flight from Tulsa to Illinois?
Currently, June is the cheapest month in which you can book a flight from Tulsa to Illinois (average of $127). Flying from Tulsa to Illinois in January is currently the most expensive (average of $209). 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 TUL to IL?
Find hourly flight availability from Tulsa 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 January 31, 2026.
It’s optimal to fly from Tulsa to Illinois in the morning. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the evening.
What is the cheapest day to fly from Tulsa to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Tulsa to Illinois. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Tulsa to Illinois flight should consider departing on Saturday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Tulsa to Illinois
Explore weekly flight availability from Tulsa 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 January 31, 2026.
The most flights from TUL to USIL are scheduled on a Friday (20 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).
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 January 31, 2026.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Tulsa to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Tulsa to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Tulsa to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Tulsa to Illinois
Discover the top 3 airlines that operate flights from Tulsa 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 2,558,603 searches. Data last updated January 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$322 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$197 | Average$356 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$259 | Average$381 | FlexibilityNo cancel fee | On-time69% |