$72+ Cheap flights from Texas 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Cheapest flights from Texas to IllinoisExplore the most affordable flight options available from Texas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Texas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/6![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 8/185:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/9![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:52 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Wed 9/25:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/8![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 6/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:42 pm
IAH
- ORD
Nonstop2h 52m
Frontier
Wed 9/162:46 pm
ORD
- IAH
Nonstop3h 01m
Frontier
Deal found 6/5![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/5![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:52 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Tue 9/15:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/6![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:16 pm
IAH
- ORD
1 stop7h 37m
Frontier
Tue 8/185:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/9![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:52 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Sun 9/65:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/9![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:52 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Thu 9/35:29 pm
ORD
- IAH
Nonstop3h 28m
Frontier
Deal found 6/6![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/155:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/10![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Wed 8/55:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/8![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:16 pm
IAH
- ORD
1 stop7h 37m
Frontier
Tue 8/115:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/9![Frontier logo]()
$145
Best flights from Texas to IllinoisDiscover carefully curated flight deals from Texas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Texas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sat 8/86:15 am
DAL
- MDW
Nonstop2h 10m
Southwest
Wed 8/123:10 pm
MDW
- DAL
Nonstop2h 10m
Southwest
Deal found 6/9![Southwest logo]()
$203
This Delta deal was found by Cheapflights users on 6/9. 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.
Wed 8/124:37 pm
IAH
- MDW
1 stop5h 59m
Delta
Tue 8/181:27 pm
MDW
- IAH
2 stops7h 54m
Delta
Deal found 6/9![Delta logo]()
$204
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:20 pm
AUS
- ORD
Nonstop3h 01m
United Airlines
Wed 7/89:01 am
ORD
- AUS
Nonstop2h 58m
United Airlines
Deal found 6/8![United Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 6/9. 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 8/411:25 am
HOU
- MDW
1 stop4h 05m
Southwest
Mon 8/101:05 pm
MDW
- HOU
1 stop5h 20m
Southwest
Deal found 6/9![Southwest logo]()
$209
This Delta deal was found by Cheapflights users on 6/9. 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 8/225:45 am
DFW
- ORD
2 stops9h 03m
Delta
Sat 8/296:40 am
ORD
- DFW
1 stop6h 13m
Delta
Deal found 6/9![Delta logo]()
$216
This Delta deal was found by Cheapflights users on 6/8. 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.
Sat 9/126:30 am
IAH
- MDW
1 stop6h 41m
Delta
Tue 9/155:10 pm
MDW
- IAH
1 stop6h 39m
Delta
Deal found 6/8![Delta logo]()
$218
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sat 8/1510:25 am
HOU
- MDW
1 stop6h 40m
Southwest
Sat 8/221:20 pm
MDW
- HOU
1 stop5h 45m
Southwest
Deal found 6/9![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 8/83:37 pm
AUS
- ORD
Nonstop3h 02m
United Airlines
Sat 8/151:30 pm
ORD
- AUS
Nonstop2h 54m
United Airlines
Deal found 6/5![United Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 6/9. 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 9/268:15 am
DFW
- MDW
1 stop7h 20m
Delta
Tue 9/296:05 am
MDW
- DFW
1 stop6h 51m
Delta
Deal found 6/9![Delta logo]()
$226
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 6/305:20 pm
AUS
- ORD
Nonstop3h 01m
United Airlines
Sat 7/411:47 am
ORD
- AUS
Nonstop2h 53m
United Airlines
Deal found 6/9![United Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:35 pm
HOU
- MDW
Nonstop2h 25m
Southwest
Wed 7/159:00 pm
MDW
- HOU
Nonstop2h 40m
Southwest
Deal found 6/10![Southwest logo]()
$244
This Delta deal was found by Cheapflights users on 6/9. 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 8/205:41 am
IAH
- ORD
2 stops12h 48m
Delta
Tue 8/257:00 am
ORD
- IAH
2 stops10h 40m
Delta
Deal found 6/9![Delta logo]()
$228
This United Airlines deal was found by Cheapflights users on 6/6. 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 10/249:53 am
AUS
- ORD
1 stop4h 57m
United Airlines
Wed 10/2810:45 am
ORD
- AUS
Nonstop2h 46m
United Airlines
Deal found 6/6![United Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 6/9. 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 7/159:25 pm
HOU
- MDW
Nonstop2h 30m
Southwest
Sat 7/188:25 pm
MDW
- HOU
Nonstop2h 40m
Southwest
Deal found 6/9![Southwest logo]()
$254
This Delta deal was found by Cheapflights users on 6/9. 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.
Mon 8/104:37 pm
IAH
- MDW
1 stop5h 59m
Delta
Thu 8/209:24 am
MDW
- IAH
1 stop4h 56m
Delta
Deal found 6/9![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/226:04 pm
AUS
- ORD
1 stop5h 11m
United Airlines
Sat 7/259:01 am
ORD
- AUS
Nonstop2h 58m
United Airlines
Deal found 6/6![United Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 8/71:24 pm
DFW
- MDW
1 stop5h 09m
Delta
Tue 8/116:05 am
MDW
- DFW
1 stop5h 11m
Delta
Deal found 6/9![Delta logo]()
$242
This Southwest deal was found by Cheapflights users on 6/8. 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 8/115:05 pm
DAL
- MDW
Nonstop2h 10m
Southwest
Sun 8/168:00 am
MDW
- DAL
1 stop4h 10m
Southwest
Deal found 6/8![Southwest logo]()
$268
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 8/73:37 pm
AUS
- ORD
Nonstop3h 02m
United Airlines
Sun 8/96:29 am
ORD
- AUS
1 stop4h 50m
United Airlines
Deal found 6/9![United Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 6/8. 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.
Sat 10/177:00 am
DFW
- MDW
1 stop4h 51m
Delta
Mon 10/195:25 pm
MDW
- DFW
1 stop6h 48m
Delta
Deal found 6/8![Delta logo]()
$246
This Southwest deal was found by Cheapflights users on 6/6. 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 7/228:50 pm
AUS
- MDW
Nonstop2h 35m
Southwest
Sat 7/2512:55 pm
MDW
- AUS
1 stop6h 30m
Southwest
Deal found 6/6![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 7/111:01 pm
AUS
- ORD
Nonstop2h 56m
United Airlines
Mon 7/137:00 am
ORD
- AUS
Nonstop2h 56m
United Airlines
Deal found 6/9![United Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 6/9. 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 8/271:24 pm
DFW
- MDW
1 stop5h 09m
Delta
Mon 8/316:05 am
MDW
- DFW
1 stop5h 11m
Delta
Deal found 6/9![Delta logo]()
$247
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sun 8/29:20 pm
HOU
- MDW
Nonstop2h 30m
Southwest
Thu 8/65:55 am
MDW
- HOU
Nonstop2h 30m
Southwest
Deal found 6/9![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:20 am
AUS
- ORD
Nonstop2h 57m
United Airlines
Sat 7/119:01 am
ORD
- AUS
Nonstop2h 58m
United Airlines
Deal found 6/8![United Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 6/5. 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 8/125:34 am
IAH
- ORD
2 stops7h 39m
Delta
Tue 8/1812:29 pm
ORD
- IAH
2 stops11h 23m
Delta
Deal found 6/5![Delta logo]()
$249
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sun 9/136:15 am
AUS
- MDW
1 stop3h 55m
Southwest
Thu 9/175:35 pm
MDW
- AUS
Nonstop2h 30m
Southwest
Deal found 6/8![Southwest logo]()
$282
This United Airlines deal was found by Cheapflights users on 6/5. 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 10/212:43 pm
AUS
- ORD
Nonstop2h 55m
United Airlines
Tue 10/61:30 pm
ORD
- AUS
Nonstop2h 53m
United Airlines
Deal found 6/5![United Airlines logo]()
$286
This Southwest deal was found by Cheapflights users on 6/9. 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 6/308:50 pm
AUS
- MDW
Nonstop2h 30m
Southwest
Sat 7/412:00 pm
MDW
- AUS
2 stops7h 25m
Southwest
Deal found 6/9![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 6/9. 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.
Sun 9/135:30 am
AUS
- MDW
1 stop7h 00m
Delta
Wed 9/166:05 am
MDW
- AUS
1 stop4h 58m
Delta
Deal found 6/9![Delta logo]()
$264
Last-minute flights from Texas to IllinoisDiscover last-minute flight deals from Texas to Illinois. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Texas to Illinois. Data last updated June 10, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:58 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Wed 7/85:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/9![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 6/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 8/45:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/5![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/5![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/119:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Mon 7/135:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/7![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Fri 7/175:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/7![Frontier logo]()
$142
This Super.com deal was found by Cheapflights users on 6/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 8/45:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/9![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/169:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 7/215:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/7![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 6/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 7/215:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/5![Frontier logo]()
$137
This Super.com deal was found by Cheapflights users on 6/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Fri 7/245:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/5![Frontier logo]()
$147
This Kissandfly.com deal was found by Cheapflights users on 6/7. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:30 pm
DFW
- MDW
Nonstop2h 21m
Frontier
Wed 7/224:45 pm
MDW
- DFW
Nonstop2h 35m
Frontier
Deal found 6/7![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 7/285:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/7![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Tue 8/45:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 6/8![Frontier logo]()
$144
One-way flights from Texas to IllinoisSearch for one-way flight options from Texas to Illinois. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Texas to Illinois. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Trip.com deal was found by Cheapflights users on 6/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:13 pm
DFW
- MDW
Nonstop2h 24m
Frontier
Deal found 6/7![Frontier logo]()
$72
This Frontier deal was found by Cheapflights users on 6/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:42 pm
IAH
- ORD
Nonstop2h 52m
Frontier
Deal found 6/5![Frontier logo]()
$77
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 6/10![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 6/9![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 6/8![Frontier logo]()
$84
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:52 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Deal found 6/9![Frontier logo]()
$85
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:02 pm
DFW
- ORD
Nonstop2h 51m
Frontier
Deal found 6/7![Frontier logo]()
$86
This Super.com deal was found by Cheapflights users on 6/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/299:58 pm
IAH
- ORD
Nonstop2h 50m
Frontier
Deal found 6/6![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 6/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/201:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Deal found 6/6![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 6/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:08 pm
DFW
- MDW
Nonstop2h 24m
Frontier
Deal found 6/9![Frontier logo]()
$88
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/31:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Deal found 6/7![Frontier logo]()
$89
This Expedia deal was found by Cheapflights users on 6/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:44 am
DFW
- MDW
Nonstop2h 23m
Frontier
Deal found 6/8![Frontier logo]()
$89
Find flight deals from Texas to Illinois
Keep the following information in mind while searching for Texas to Illinois flight deals. Data was last updated June 10, 2026.
Round-trip from | $131 (Frontier) |
|---|---|
One-way from | $72 (Trip.com) |
Popular in | May |
Cheapest in | January |
Average price | $279 |
Good round-trip deal | $211 or less |
Good one-way deal | $106 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Texas 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 June 10, 2026.
Use the filters below to find and compare flights from Texas to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DallasChicago
DAL - MDW
DALMDW
Dallas Love Field
Sat 8/8
6:15 am-8:25 am
Nonstop2h 10m
Chicago Midway
Wed 8/12
3:10 pm-5:20 pm
Nonstop2h 10m
$203
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Wed 8/12
4:37 pm-10:36 pm
1 stop5h 59m
Chicago Midway
Tue 8/18
1:27 pm-9:21 pm
2 stops7h 54m
$204
HoustonChicago
HOU - MDW
HOUMDW
Houston Hobby
Tue 8/4
11:25 am-3:30 pm
1 stop4h 05m
Chicago Midway
Mon 8/10
1:05 pm-6:25 pm
1 stop5h 20m
$209
DallasChicago
DFW - ORD
DFWORD
Dallas/Fort Worth
Sat 8/22
5:45 am-2:48 pm
2 stops9h 03m
Chicago O'Hare Intl
Sat 8/29
6:40 am-12:53 pm
1 stop6h 13m
$216
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Sat 9/12
6:30 am-1:11 pm
1 stop6h 41m
Chicago Midway
Tue 9/15
5:10 pm-11:49 pm
1 stop6h 39m
$218
DallasChicago
DFW - MDW
DFWMDW
Dallas/Fort Worth
Sat 9/26
8:15 am-3:35 pm
1 stop7h 20m
Chicago Midway
Tue 9/29
6:05 am-12:56 pm
1 stop6h 51m
$226
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Thu 8/20
5:41 am-6:29 pm
2 stops12h 48m
Chicago O'Hare Intl
Tue 8/25
7:00 am-5:40 pm
2 stops10h 40m
$228
HoustonChicago
HOU - MDW
HOUMDW
Houston Hobby
Sat 8/15
10:25 am-5:05 pm
1 stop6h 40m
Chicago Midway
Sat 8/22
1:20 pm-7:05 pm
1 stop5h 45m
$237
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Mon 8/10
4:37 pm-10:36 pm
1 stop5h 59m
Chicago Midway
Thu 8/20
9:24 am-2:20 pm
1 stop4h 56m
$237
DallasChicago
DFW - MDW
DFWMDW
Dallas/Fort Worth
Fri 8/7
1:24 pm-6:33 pm
1 stop5h 09m
Chicago Midway
Tue 8/11
6:05 am-11:16 am
1 stop5h 11m
$242
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Texas to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Texas with our price prediction graph.
IAH-ORD
DFW-MDW
IAH-MDW
HOU-MDW
SAT-ORD
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 Texas to Illinois
USTX-USIL
IAH-ORD
DFW-MDW
IAH-MDW
HOU-MDW
What is the cheapest month to book a flight from Texas to Illinois?
Currently, October is the cheapest month in which you can book a flight from Texas to Illinois (average of $206). Flying from Texas to Illinois in March is currently the most expensive (average of $336). 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 TX to IL?
Find hourly flight availability from Texas 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 June 10, 2026.
A simple way to save on the total cost of your ticket is to fly from Texas to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.
Weekly flight availability from Texas to Illinois
Explore weekly flight availability from Texas 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 June 10, 2026.
The most flights from USTX to USIL are scheduled on a Wednesday (86 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (63 on average).
How much does it cost to fly round-trip from Texas to Illinois?
How far ahead should I book a flight from Texas to Illinois?
To ensure you get the cheapest price possible for a flight from Texas to Illinois, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Texas to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Texas to Illinois. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Texas to Illinois flight should consider departing on Tuesday 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 June 10, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Texas to Illinois by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Texas 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 Texas to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Texas to Illinois by cabin class
Find flights from Texas to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Texas and Illinois flights
Browse other Texas and Illinois flight options. Last updated on June 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Texas after your stay in Illinois
Texas to Illinois flights
Consider these flights traveling from Texas to Illinois.
Top 7 airlines flying from Texas to Illinois
Discover the top 7 airlines that operate flights from Texas 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$205 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$105 | Average$209 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$377 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$374 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$159 | Average$412 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$166 | Average$301 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$195 | Average$247 | FlexibilityNo cancel fee | On-time62% |