$51+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Texas to Illinois with Cheapflights
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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 April 28, 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 April 28, 2026.
This eDestinos deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos 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
Wed 7/15:35 pm
ORD
- IAH
Nonstop3h 23m
Frontier
Deal found 4/23![Frontier logo]()
$112
This Priceline deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:38 am
DFW
- ORD
Nonstop2h 26m
Multiple Airlines
Tue 5/1212:40 pm
ORD
- DFW
Nonstop2h 59m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$112
This Frontier deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/148:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Tue 5/194:05 pm
ORD
- IAH
Nonstop3h 12m
Frontier
Deal found 4/25![Frontier logo]()
$113
This Priceline deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:38 pm
DFW
- ORD
Nonstop2h 25m
Multiple Airlines
Sat 5/3011:57 am
ORD
- DFW
Nonstop2h 54m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$113
This CheapOair deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Wed 5/133:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/26![Frontier logo]()
$113
This CheapOair deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:20 am
IAH
- ORD
Nonstop2h 39m
Multiple Airlines
Thu 6/44:05 pm
ORD
- IAH
Nonstop3h 12m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$114
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
Sat 8/151:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Tue 8/189:34 pm
ORD
- DFW
Nonstop2h 45m
Frontier
Deal found 4/27![Frontier logo]()
$114
This Frontier deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2711:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Thu 5/283:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/23![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:12 pm
IAH
- ORD
Nonstop2h 49m
Multiple Airlines
Thu 6/48:59 pm
ORD
- IAH
Nonstop2h 53m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$115
This Priceline deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:26 pm
DFW
- ORD
Nonstop2h 40m
Multiple Airlines
Tue 6/28:00 am
ORD
- DFW
Nonstop2h 32m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$115
This Trip.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/198:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Wed 5/203:55 pm
ORD
- IAH
1 stop16h 55m
Frontier
Deal found 4/26![Frontier logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:38 pm
DFW
- ORD
Nonstop2h 25m
Spirit Airlines
Tue 6/28:00 am
ORD
- DFW
Nonstop2h 32m
Spirit Airlines
Deal found 4/23![Spirit Airlines logo]()
$116
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 April 28, 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 April 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:20 am
DFW
- MDW
1 stop7h 22m
Delta
Wed 5/206:36 pm
MDW
- DFW
1 stop4h 35m
Delta
Deal found 4/23![Delta logo]()
$195
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/285:05 am
HOU
- MDW
Nonstop2h 25m
Southwest
Mon 6/19:40 pm
MDW
- HOU
Nonstop2h 40m
Southwest
Deal found 4/27![Southwest logo]()
$199
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/285:04 am
IAH
- ORD
Nonstop2h 53m
United Airlines
Mon 6/19:21 pm
ORD
- IAH
Nonstop2h 54m
United Airlines
Deal found 4/27![United Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 6/39:49 am
IAH
- MDW
1 stop6h 23m
Delta
Wed 6/106:00 am
MDW
- IAH
1 stop5h 23m
Delta
Deal found 4/27![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:34 am
IAH
- MDW
1 stop6h 59m
Delta
Tue 6/91:16 pm
MDW
- IAH
1 stop5h 04m
Delta
Deal found 4/23![Delta logo]()
$199
This Southwest deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 6/32:00 pm
AUS
- MDW
Nonstop2h 35m
Southwest
Tue 6/910:00 am
MDW
- AUS
Nonstop2h 35m
Southwest
Deal found 4/25![Southwest logo]()
$250
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/33:25 pm
IAH
- ORD
1 stop4h 49m
Delta
Sat 6/65:30 am
ORD
- IAH
1 stop5h 39m
Delta
Deal found 4/26![Delta logo]()
$208
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 7/237:34 pm
DFW
- ORD
1 stop5h 11m
United Airlines
Tue 7/287:15 am
ORD
- DFW
Nonstop2h 43m
United Airlines
Deal found 4/26![United Airlines logo]()
$255
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/208:45 am
DAL
- ORD
Nonstop2h 25m
Southwest
Wed 5/2711:55 am
ORD
- DAL
Nonstop2h 30m
Southwest
Deal found 4/27![Southwest logo]()
$251
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/211:34 am
IAH
- MDW
1 stop6h 59m
Delta
Thu 6/49:23 am
MDW
- IAH
1 stop8h 27m
Delta
Deal found 4/26![Delta logo]()
$208
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 7/76:40 am
AUS
- ORD
Nonstop2h 59m
United Airlines
Fri 7/101:14 pm
ORD
- AUS
Nonstop2h 53m
United Airlines
Deal found 4/26![United Airlines logo]()
$256
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 6/45:02 pm
HOU
- ORD
1 stop6h 57m
Delta
Tue 6/96:35 am
ORD
- HOU
1 stop5h 37m
Delta
Deal found 4/27![Delta logo]()
$208
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 7/33:35 pm
AUS
- MDW
Nonstop2h 30m
Southwest
Tue 7/75:35 am
MDW
- AUS
Nonstop2h 30m
Southwest
Deal found 4/27![Southwest logo]()
$256
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:44 pm
AUS
- ORD
1 stop5h 01m
United Airlines
Mon 7/66:45 am
ORD
- AUS
Nonstop2h 45m
United Airlines
Deal found 4/23![United Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/219:49 am
IAH
- ORD
1 stop7h 07m
Delta
Tue 5/266:06 pm
ORD
- IAH
1 stop5h 48m
Delta
Deal found 4/23![Delta logo]()
$209
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:10 pm
DAL
- ORD
1 stop9h 45m
Southwest
Mon 6/12:40 pm
ORD
- DAL
2 stops6h 15m
Southwest
Deal found 4/22![Southwest logo]()
$256
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 6/2312:58 pm
AUS
- ORD
Nonstop2h 59m
United Airlines
Sun 6/285:30 am
ORD
- AUS
1 stop5h 49m
United Airlines
Deal found 4/25![United Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/283:25 pm
IAH
- ORD
1 stop4h 49m
Delta
Mon 6/17:07 am
ORD
- IAH
1 stop6h 07m
Delta
Deal found 4/27![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:25 pm
AUS
- MDW
Nonstop2h 30m
Southwest
Tue 6/305:35 am
MDW
- AUS
Nonstop2h 30m
Southwest
Deal found 4/23![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:58 pm
AUS
- ORD
Nonstop2h 53m
United Airlines
Tue 9/15:45 pm
ORD
- AUS
1 stop5h 28m
United Airlines
Deal found 4/24![United Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/305:20 am
IAH
- ORD
1 stop7h 36m
Delta
Thu 6/45:30 am
ORD
- IAH
1 stop7h 44m
Delta
Deal found 4/26![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 6/49:25 pm
AUS
- MDW
Nonstop2h 30m
Southwest
Sun 6/77:05 am
MDW
- AUS
Nonstop2h 35m
Southwest
Deal found 4/25![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:40 am
AUS
- ORD
Nonstop2h 59m
United Airlines
Thu 6/186:45 am
ORD
- AUS
Nonstop2h 45m
United Airlines
Deal found 4/23![United Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:02 pm
HOU
- ORD
1 stop6h 57m
Delta
Tue 6/911:23 am
ORD
- HOU
1 stop5h 04m
Delta
Deal found 4/24![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/245:00 am
AUS
- MDW
Nonstop2h 30m
Southwest
Sun 7/267:00 am
MDW
- AUS
Nonstop2h 35m
Southwest
Deal found 4/24![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 7/236:40 am
AUS
- ORD
Nonstop2h 59m
United Airlines
Sun 7/266:45 am
ORD
- AUS
Nonstop2h 45m
United Airlines
Deal found 4/27![United Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:27 am
HOU
- ORD
1 stop6h 29m
Delta
Tue 6/911:23 am
ORD
- HOU
1 stop5h 04m
Delta
Deal found 4/24![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2812:00 pm
AUS
- MDW
Nonstop2h 30m
Southwest
Mon 6/17:30 am
MDW
- AUS
Nonstop2h 40m
Southwest
Deal found 4/26![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 6/47:44 pm
AUS
- ORD
1 stop5h 01m
United Airlines
Sun 6/76:45 am
ORD
- AUS
Nonstop2h 45m
United Airlines
Deal found 4/25![United Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:00 pm
DFW
- ORD
1 stop7h 53m
Delta
Sat 6/63:47 pm
ORD
- DFW
1 stop6h 44m
Delta
Deal found 4/23![Delta logo]()
$226
Last-minute flights from Texas to IllinoisDiscover last-minute flight deals from Texas to Illinois. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Texas to Illinois. Data last updated April 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/58:55 am
DFW
- ORD
Nonstop2h 45m
Multiple Airlines
Sat 5/309:17 am
ORD
- DFW
Nonstop2h 40m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$116
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:38 pm
DFW
- ORD
Nonstop2h 25m
Multiple Airlines
Wed 5/1312:40 pm
ORD
- DFW
Nonstop2h 59m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$117
This CheapOair deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Wed 5/133:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/26![Frontier logo]()
$113
This Expedia deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
Tue 5/128:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Tue 5/199:37 pm
ORD
- IAH
1 stop16h 07m
Frontier
Deal found 4/27![Frontier logo]()
$114
This CheapOair deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:50 pm
IAH
- ORD
1 stop11h 05m
Frontier
Tue 5/194:05 pm
ORD
- IAH
Nonstop3h 12m
Frontier
Deal found 4/27![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/148:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Tue 5/194:05 pm
ORD
- IAH
Nonstop3h 12m
Frontier
Deal found 4/25![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Mon 5/188:30 am
ORD
- IAH
Nonstop3h 20m
Frontier
Deal found 4/25![Frontier logo]()
$117
This Trip.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/198:12 pm
IAH
- ORD
Nonstop2h 49m
Frontier
Wed 5/203:55 pm
ORD
- IAH
1 stop16h 55m
Frontier
Deal found 4/26![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/1911:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Wed 5/273:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/27![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:10 am
IAH
- ORD
1 stop13h 31m
Frontier
Tue 5/264:05 pm
ORD
- IAH
Nonstop3h 12m
Frontier
Deal found 4/27![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2711:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Thu 5/283:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/23![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Sat 5/303:07 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Deal found 4/23![Frontier logo]()
$117
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 April 28, 2026.
Search for one-way flight options from Texas to Illinois. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:15 am
DFW
- ORD
Nonstop2h 45m
Frontier
Deal found 4/22![Frontier logo]()
$51
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:55 am
DFW
- ORD
Nonstop2h 45m
Frontier
Deal found 4/23![Frontier logo]()
$52
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:00 pm
DFW
- ORD
Nonstop2h 40m
Frontier
Deal found 4/26![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:00 pm
DFW
- ORD
Nonstop2h 40m
Frontier
Deal found 4/23![Frontier logo]()
$54
This CheapOair deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Deal found 4/27![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/2911:55 am
DFW
- MDW
Nonstop2h 17m
Frontier
Deal found 4/27![Frontier logo]()
$55
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 6/118:56 am
DFW
- ORD
Nonstop2h 40m
Frontier
Deal found 4/27![Frontier logo]()
$56
This Super.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/11:26 pm
DFW
- ORD
Nonstop2h 40m
Frontier
Deal found 4/26![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 8/189:39 am
DFW
- ORD
Nonstop2h 30m
Spirit Airlines
Deal found 4/27![Spirit Airlines logo]()
$58
This Spirit deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:38 pm
DFW
- ORD
Nonstop2h 25m
Spirit Airlines
Deal found 4/27![Spirit Airlines logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:05 pm
IAH
- ORD
1 stop22h 27m
Frontier
Deal found 4/23![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/199:55 am
IAH
- ORD
1 stop13h 18m
Frontier
Deal found 4/27![Frontier logo]()
$63
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 April 28, 2026.
Round-trip from | $112 (eDestinos) |
|---|---|
One-way from | $51 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $208 |
Good round-trip deal | $128 or less |
Good one-way deal | $69 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 April 28, 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
DallasChicago
DFW - MDW
DFWMDW
Dallas/Fort Worth
Mon 5/18
5:20 am-12:42 pm
1 stop7h 22m
Chicago Midway
Wed 5/20
6:36 pm-11:11 pm
1 stop4h 35m
$195
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Wed 6/3
9:49 am-4:12 pm
1 stop6h 23m
Chicago Midway
Wed 6/10
6:00 am-11:23 am
1 stop5h 23m
$197
HoustonChicago
HOU - MDW
HOUMDW
Houston Hobby
Thu 5/28
5:05 am-7:30 am
Nonstop2h 25m
Chicago Midway
Mon 6/1
9:40 pm-12:20 am
Nonstop2h 40m
$199
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Thu 5/28
5:04 am-7:57 am
Nonstop2h 53m
Chicago O'Hare Intl
Mon 6/1
9:21 pm-12:15 am
Nonstop2h 54m
$199
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Wed 6/3
11:34 am-6:33 pm
1 stop6h 59m
Chicago Midway
Tue 6/9
1:16 pm-6:20 pm
1 stop5h 04m
$199
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Wed 6/3
3:25 pm-8:14 pm
1 stop4h 49m
Chicago O'Hare Intl
Sat 6/6
5:30 am-11:09 am
1 stop5h 39m
$208
HoustonChicago
IAH - MDW
IAHMDW
Houston George Bush Intcntl
Tue 6/2
11:34 am-6:33 pm
1 stop6h 59m
Chicago Midway
Thu 6/4
9:23 am-5:50 pm
1 stop8h 27m
$208
HoustonChicago
HOU - ORD
HOUORD
Houston Hobby
Thu 6/4
5:02 pm-11:59 pm
1 stop6h 57m
Chicago O'Hare Intl
Tue 6/9
6:35 am-12:12 pm
1 stop5h 37m
$208
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Thu 5/21
9:49 am-4:56 pm
1 stop7h 07m
Chicago O'Hare Intl
Tue 5/26
6:06 pm-11:54 pm
1 stop5h 48m
$209
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Thu 5/28
3:25 pm-8:14 pm
1 stop4h 49m
Chicago O'Hare Intl
Mon 6/1
7:07 am-1:14 pm
1 stop6h 07m
$219
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
DFW-ORD
HOU-MDW
IAH-MDW
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
DFW-ORD
HOU-MDW
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 88 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 month to book a flight from Texas to Illinois?
Currently, September is the cheapest month in which you can book a flight from Texas to Illinois (average of $207). Flying from Texas to Illinois in March is currently the most expensive (average of $333). 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 April 28, 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 21% on your trip compared to booking a flight at noon.
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 April 25, 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.
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 April 28, 2026.
The most flights from USTX to USIL are scheduled on a Tuesday (73 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).
How much does it cost to fly round-trip from Texas to Illinois?
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 April 28, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican 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.
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 April 28, 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$200 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$71 | Average$179 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$105 | Average$215 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$363 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$148 | Average$374 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$403 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$166 | Average$302 | FlexibilityNo cancel fee | On-timeN/A |