$54+ Cheap flights from Dallas 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Jul 30 — Aug 61
Round-trip
1 adult, Economy
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Cheapest flights from Dallas to IllinoisExplore the most affordable flight options available from Dallas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.
Explore the most affordable flight options available from Dallas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:00 am
DFW
- STL
1 stop7h 37m
Frontier
Tue 8/185:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/29![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Tue 8/185:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/29![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 6/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 7/283:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/29![Frontier logo]()
$146
This Orbitz deal was found by Cheapflights users on 6/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/181:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sat 7/253:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/25![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 8/116:34 pm
STL
- DFW
1 stop17h 56m
Frontier
Deal found 6/29![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Tue 8/113:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/28![Frontier logo]()
$154
This Frontier deal was found by Cheapflights users on 6/27. 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 8/49:07 am
DFW
- STL
1 stop10h 16m
Frontier
Tue 8/185:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/27![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 9/82:35 pm
DFW
- STL
Nonstop1h 56m
Frontier
Wed 9/910:35 am
STL
- DFW
1 stop9h 15m
Frontier
Deal found 6/27![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Sat 8/13:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/28![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sun 8/96:34 pm
STL
- DFW
1 stop17h 56m
Frontier
Deal found 6/29![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 8/54:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Sat 8/83:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/26![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 6/25. 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.
Wed 7/151:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Tue 7/219:34 pm
ORD
- DFW
Nonstop2h 43m
Frontier
Deal found 6/25![Frontier logo]()
$184
Best flights from Dallas to IllinoisDiscover carefully curated flight deals from Dallas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2026.
Discover carefully curated flight deals from Dallas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2026.
This Delta deal was found by Cheapflights users on 6/27. 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 8/268:10 am
DFW
- STL
1 stop6h 23m
Delta
Sat 8/296:20 am
STL
- DFW
1 stop7h 11m
Delta
Deal found 6/27![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 6/29. 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 8/129:10 am
DAL
- STL
Nonstop1h 45m
Southwest
Tue 8/182:45 pm
STL
- DAL
1 stop5h 50m
Southwest
Deal found 6/29![Southwest logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
DFW
- RFD
1 stop8h 09m
Multiple Airlines
Sun 8/303:59 pm
RFD
- DFW
1 stop20h 08m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$273
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Wed 8/1212:00 pm
DFW
- STL
2 stops10h 00m
United Airlines
Tue 8/188:00 am
STL
- DFW
2 stops12h 24m
United Airlines
Deal found 6/29![United Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 6/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:25 pm
DFW
- EVV
Nonstop2h 02m
American Airlines
Wed 8/195:01 pm
EVV
- DFW
Nonstop2h 14m
American Airlines
Deal found 6/25![American Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:10 am
DFW
- STL
1 stop6h 23m
Delta
Mon 8/103:50 pm
STL
- DFW
1 stop6h 41m
Delta
Deal found 6/28![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 6/29. 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 7/2210:20 am
DAL
- STL
Nonstop1h 45m
Southwest
Sat 7/2510:15 am
STL
- DAL
1 stop5h 35m
Southwest
Deal found 6/29![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 6/29. 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 10/156:50 am
DAL
- STL
1 stop5h 15m
Southwest
Sat 10/178:30 am
STL
- DAL
1 stop3h 55m
Southwest
Deal found 6/29![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 6/27. 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 8/197:45 am
DAL
- STL
1 stop4h 25m
Southwest
Sat 8/228:55 am
STL
- DAL
2 stops6h 30m
Southwest
Deal found 6/27![Southwest logo]()
$250
This Delta deal was found by Cheapflights users on 6/26. 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 9/306:47 pm
DAL
- STL
1 stop4h 49m
Delta
Wed 10/215:30 pm
STL
- DAL
1 stop5h 02m
Delta
Deal found 6/26![Delta logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:23 pm
DFW
- RFD
1 stop13h 45m
Multiple Airlines
Mon 7/207:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$306
This Southwest deal was found by Cheapflights users on 6/27. 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 8/58:30 am
DAL
- STL
1 stop4h 10m
Southwest
Tue 8/112:50 pm
STL
- DAL
1 stop5h 00m
Southwest
Deal found 6/27![Southwest logo]()
$253
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:57 pm
DAL
- ORD
1 stop5h 58m
Delta
Wed 8/198:05 am
ORD
- DAL
1 stop5h 47m
Delta
Deal found 6/28![Delta logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
Thu 7/3010:23 pm
DFW
- RFD
1 stop22h 00m
Multiple Airlines
Mon 8/37:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 6/25. 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.
Sat 7/185:30 pm
DAL
- STL
1 stop6h 00m
Southwest
Sat 7/254:40 pm
STL
- DAL
1 stop4h 20m
Southwest
Deal found 6/25![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am
DAL
- ORD
1 stop6h 10m
Delta
Sat 10/108:05 am
ORD
- DAL
1 stop6h 06m
Delta
Deal found 6/28![Delta logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:23 pm
DFW
- RFD
1 stop21h 36m
Multiple Airlines
Fri 7/247:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
DAL
- ORD
1 stop8h 09m
Delta
Thu 8/275:30 am
ORD
- DAL
1 stop5h 54m
Delta
Deal found 6/28![Delta logo]()
$285
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 7/255:10 am
DFW
- PIA
2 stops7h 28m
United Airlines
Tue 7/285:43 pm
PIA
- DFW
1 stop4h 53m
United Airlines
Deal found 6/29![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 6/25. 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.
Sat 9/511:30 am
DAL
- STL
Nonstop1h 45m
Southwest
Mon 9/77:40 am
STL
- DAL
Nonstop1h 40m
Southwest
Deal found 6/25![Southwest logo]()
$264
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:20 am
DFW
- MDW
2 stops7h 19m
Delta
Sat 8/89:24 am
MDW
- DFW
1 stop4h 46m
Delta
Deal found 6/28![Delta logo]()
$290
This Southwest deal was found by Cheapflights users on 6/26. 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.
Wed 8/129:50 am
DAL
- MDW
Nonstop2h 10m
Southwest
Thu 8/1312:30 pm
MDW
- DAL
Nonstop2h 10m
Southwest
Deal found 6/26![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Wed 8/1211:56 am
DFW
- PIA
1 stop7h 07m
United Airlines
Sat 8/158:29 am
PIA
- DFW
1 stop5h 53m
United Airlines
Deal found 6/25![United Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 6/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:10 pm
DFW
- MLI
1 stop10h 58m
American Airlines
Mon 8/176:45 pm
MLI
- DFW
1 stop12h 44m
American Airlines
Deal found 6/28![American Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:51 pm
DFW
- RFD
1 stop13h 33m
Multiple Airlines
Fri 7/247:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 6/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:39 pm
DAL
- ORD
1 stop5h 14m
Delta
Tue 7/288:03 am
ORD
- DAL
1 stop7h 00m
Delta
Deal found 6/25![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:08 am
DFW
- PIA
1 stop6h 49m
United Airlines
Sat 8/86:30 am
PIA
- DFW
1 stop4h 59m
United Airlines
Deal found 6/28![United Airlines logo]()
$433
This Southwest deal was found by Cheapflights users on 6/26. 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.
Tue 8/256:00 am
DAL
- MDW
Nonstop2h 10m
Southwest
Sat 8/2910:05 am
MDW
- DAL
1 stop4h 00m
Southwest
Deal found 6/26![Southwest logo]()
$271
This American Airlines deal was found by Cheapflights users on 6/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:45 am
DFW
- EVV
Nonstop2h 05m
American Airlines
Thu 8/135:01 pm
EVV
- DFW
Nonstop2h 14m
American Airlines
Deal found 6/28![American Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:23 pm
DFW
- RFD
2 stops19h 13m
Multiple Airlines
Mon 8/106:26 pm
RFD
- DFW
1 stop13h 07m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$387
Last-minute flights from Dallas to IllinoisDiscover last-minute flight deals from Dallas to Illinois. Data last updated June 30, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Illinois. Data last updated June 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Wed 9/166:30 am
ORD
- DFW
1 stop8h 20m
Frontier
Deal found 6/24![Frontier logo]()
$193
This Frontier deal was found by Cheapflights users on 6/25. 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.
Wed 7/151:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Tue 8/49:34 pm
ORD
- DFW
Nonstop2h 43m
Frontier
Deal found 6/25![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Wed 8/51:50 pm
ORD
- DFW
1 stop8h 45m
Frontier
Deal found 6/24![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Thu 7/161:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 7/213:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/25![Frontier logo]()
$186
This Orbitz deal was found by Cheapflights users on 6/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/181:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sat 7/253:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/25![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 6/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:07 am
DFW
- STL
1 stop10h 16m
Frontier
Sat 7/253:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/28![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/231:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sat 7/253:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/24![Frontier logo]()
$171
This Super.com deal was found by Cheapflights users on 6/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 7/283:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/29![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Sat 8/13:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/28![Frontier logo]()
$162
This Super.com deal was found by Cheapflights users on 6/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Thu 7/303:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 6/25![Frontier logo]()
$172
This Trip.com deal was found by Cheapflights users on 6/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Wed 8/129:20 am
ORD
- DFW
Nonstop2h 52m
Frontier
Deal found 6/27![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Tue 8/46:19 am
ORD
- DFW
1 stop6h 11m
Frontier
Deal found 6/28![Frontier logo]()
$194
One-way flights from Dallas to IllinoisSearch for one-way flight options from Dallas to Illinois. Find affordable one-way fares based on user searches. Data last updated June 30, 2026.
Search for one-way flight options from Dallas to Illinois. Find affordable one-way fares based on user searches. Data last updated June 30, 2026.
This Frontier deal was found by Cheapflights users on 6/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/29![Frontier logo]()
$54
This Super.com deal was found by Cheapflights users on 6/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/29![Frontier logo]()
$63
This Frontier deal was found by Cheapflights users on 6/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:48 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/28![Frontier logo]()
$64
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/28![Frontier logo]()
$73
This Frontier deal was found by Cheapflights users on 6/25. 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.
Tue 7/211:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/25![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 6/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/28![Frontier logo]()
$75
This Super.com deal was found by Cheapflights users on 6/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:48 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/27![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 6/25. 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 8/202:35 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 6/25![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 8/224:16 pm
DFW
- STL
1 stop25h 06m
Frontier
Deal found 6/25![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Fri 8/218:05 pm
DFW
- EVV
1 stop19h 44m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/221:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Deal found 6/24![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Deal found 6/24![Frontier logo]()
$89
Find flight deals from Dallas to Illinois
Keep the following information in mind while searching for Dallas to Illinois flight deals. Data was last updated June 30, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $142 (Kiwi.com) |
One-way from | $54 (Frontier) |
Popular in | June |
Cheapest in | October |
Average price | $303 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas 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 30, 2026.
Use the filters below to find and compare flights from Dallas to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Wed 8/26
8:10 am-2:33 pm
1 stop6h 23m
Lambert-St Louis
Sat 8/29
6:20 am-1:31 pm
1 stop7h 11m
$217
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 8/12
9:10 am-10:55 am
Nonstop1h 45m
Lambert-St Louis
Tue 8/18
2:45 pm-8:35 pm
1 stop5h 50m
$225
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Thu 8/6
8:10 am-2:33 pm
1 stop6h 23m
Lambert-St Louis
Mon 8/10
3:50 pm-10:31 pm
1 stop6h 41m
$237
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 7/22
10:20 am-12:05 pm
Nonstop1h 45m
Lambert-St Louis
Sat 7/25
10:15 am-3:50 pm
1 stop5h 35m
$247
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 10/15
6:50 am-12:05 pm
1 stop5h 15m
Lambert-St Louis
Sat 10/17
8:30 am-12:25 pm
1 stop3h 55m
$248
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 8/19
7:45 am-12:10 pm
1 stop4h 25m
Lambert-St Louis
Sat 8/22
8:55 am-3:25 pm
2 stops6h 30m
$250
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 8/5
8:30 am-12:40 pm
1 stop4h 10m
Lambert-St Louis
Tue 8/11
2:50 pm-7:50 pm
1 stop5h 00m
$253
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Sat 7/18
5:30 pm-11:30 pm
1 stop6h 00m
Lambert-St Louis
Sat 7/25
4:40 pm-9:00 pm
1 stop4h 20m
$257
Quickest round-trip
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Sat 9/5
11:30 am-1:15 pm
Nonstop1h 45m
Lambert-St Louis
Mon 9/7
7:40 am-9:20 am
Nonstop1h 40m
$264
DallasChicago
DAL - MDW
DALMDW
Dallas Love Field
Wed 8/12
9:50 am-12:00 pm
Nonstop2h 10m
Chicago Midway
Thu 8/13
12:30 pm-2:40 pm
Nonstop2h 10m
$265
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dallas to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Dallas with our price prediction graph.
DFW-STL
DAL-STL
DFW-RFD
DFW-EVV
DAL-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 Dallas to Illinois
A78-USIL
DFW-STL
DAL-STL
DFW-RFD
DFW-EVV
What is the cheapest month to book a flight from Dallas to Illinois?
Currently, October is the cheapest month in which you can book a flight from Dallas to Illinois (average of $150). Flying from Dallas to Illinois in June is currently the most expensive (average of $367). 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 DFW to IL?
Find hourly flight availability from Dallas 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 30, 2026.
It’s optimal to fly from Dallas to Illinois in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Dallas to Illinois
Explore weekly flight availability from Dallas 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 30, 2026.
The most flights from A78 to USIL are scheduled on a Monday (88 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (23 on average).
How much does it cost to fly round-trip from Dallas to Illinois?
How far ahead should I book a flight from Dallas to Illinois?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Dallas to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Dallas to Illinois. Price data was last updated on June 27, 2026.
Travelers seeking maximum savings on their Dallas to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday at noon 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 30, 2026.
See what other customers who have flown with Southwest,Contour, andUnited Airlines from Dallas to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Dallas 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 Dallas 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 Dallas to Illinois by cabin class
Find flights from Dallas to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas and Illinois flights
Browse other Dallas and Illinois flight options. Last updated on June 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dallas to Illinois flights
Consider these flights traveling from Dallas to Illinois.
Top 7 airlines flying from Dallas to Illinois
Discover the top 7 airlines that operate flights from Dallas 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$66 | Average$189 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$105 | Average$209 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$147 | Average$328 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$163 | Average$483 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$166 | Average$230 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$375 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$195 | Average$247 | FlexibilityNo cancel fee | On-time62% |