$49+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Aug 6 — Aug 131
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 July 7, 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 July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 stop22h 57m
Frontier
Thu 8/275:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/3![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/11:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Mon 8/34:57 pm
STL
- DFW
1 stop23h 10m
Frontier
Deal found 7/3![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sat 8/84:57 pm
STL
- DFW
1 stop19h 33m
Frontier
Deal found 7/4![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/251:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 7/283:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/2![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Tue 8/185:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/4![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/1![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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
Sat 8/154:57 pm
STL
- DFW
1 stop19h 33m
Frontier
Deal found 7/2![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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
Mon 8/104:57 pm
STL
- DFW
1 stop23h 10m
Frontier
Deal found 7/3![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 7/6. 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.
Sat 8/297:45 am
DAL
- STL
Nonstop1h 45m
Southwest
Sat 9/126:50 am
STL
- DAL
Nonstop1h 35m
Southwest
Deal found 7/6![Southwest logo]()
$187
This Expedia deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/47:35 am
DFW
- ORD
1 stop22h 42m
Frontier
Sat 8/89:20 am
ORD
- DFW
Nonstop2h 52m
Frontier
Deal found 7/2![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/226:19 am
DFW
- MDW
1 stop15h 44m
Frontier
Wed 7/294:45 pm
MDW
- DFW
Nonstop2h 35m
Frontier
Deal found 7/2![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 7/5. 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.
Tue 10/209:50 pm
DFW
- ORD
Nonstop2h 34m
Frontier
Wed 10/211:52 pm
ORD
- DFW
Nonstop2h 46m
Frontier
Deal found 7/5![Frontier logo]()
$197
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 July 7, 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 July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/6. 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 8/265:05 pm
DAL
- MDW
Nonstop2h 10m
Southwest
Mon 8/315:30 am
MDW
- DAL
Nonstop2h 10m
Southwest
Deal found 7/6![Southwest logo]()
$211
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/1110:20 am
DFW
- STL
1 stop5h 18m
United Airlines
Sat 8/158:00 am
STL
- DFW
1 stop6h 22m
United Airlines
Deal found 7/2![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/66:45 am
DFW
- STL
1 stop5h 01m
Delta
Tue 8/1112:52 pm
STL
- DFW
1 stop6h 07m
Delta
Deal found 7/2![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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
1 stop22h 11m
Multiple Airlines
Mon 8/106:26 pm
RFD
- DFW
1 stop13h 07m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:40 am
DFW
- PIA
Nonstop2h 10m
American Airlines
Sun 9/612:20 pm
PIA
- DFW
Nonstop2h 15m
American Airlines
Deal found 7/6![American Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/66:00 am
DAL
- STL
1 stop5h 46m
Delta
Tue 8/1112:52 pm
STL
- DAL
1 stop4h 51m
Delta
Deal found 7/2![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/182:40 pm
DAL
- STL
Nonstop1h 45m
Southwest
Thu 8/203:45 pm
STL
- DAL
Nonstop1h 35m
Southwest
Deal found 7/2![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/65:20 am
DFW
- STL
1 stop6h 26m
Delta
Mon 8/105:34 pm
STL
- DFW
1 stop4h 57m
Delta
Deal found 7/2![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/66:00 am
DAL
- STL
Nonstop1h 45m
Southwest
Mon 8/105:40 pm
STL
- DAL
1 stop5h 05m
Southwest
Deal found 7/3![Southwest logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Thu 7/3010:23 pm
DFW
- RFD
1 stop22h 00m
Multiple Airlines
Thu 8/611:37 am
RFD
- DFW
1 stop9h 46m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:10 am
DAL
- STL
Nonstop1h 45m
Southwest
Tue 8/112:45 pm
STL
- DAL
Nonstop1h 35m
Southwest
Deal found 7/4![Southwest logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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
2 stops26h 06m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/256:39 pm
DAL
- ORD
1 stop5h 14m
Delta
Wed 7/295:30 am
ORD
- DAL
1 stop5h 54m
Delta
Deal found 7/1![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/185:15 am
DFW
- STL
2 stops10h 23m
United Airlines
Thu 8/209:30 am
STL
- DFW
2 stops10h 56m
United Airlines
Deal found 7/2![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 9/59:40 am
DAL
- MDW
Nonstop2h 10m
Southwest
Tue 9/86:00 am
MDW
- DAL
Nonstop2h 10m
Southwest
Deal found 7/2![Southwest logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/299:30 am
DFW
- RFD
1 stop25h 07m
Multiple Airlines
Mon 8/37:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/115:15 am
DFW
- STL
2 stops10h 23m
United Airlines
Thu 8/278:50 am
STL
- DFW
2 stops11h 36m
United Airlines
Deal found 7/3![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/254:51 pm
DFW
- MDW
1 stop5h 24m
Delta
Tue 7/281:49 pm
MDW
- DFW
2 stops8h 43m
Delta
Deal found 7/2![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/11:40 pm
DAL
- MDW
1 stop5h 45m
Southwest
Tue 8/410:30 am
MDW
- DAL
1 stop3h 45m
Southwest
Deal found 7/2![Southwest logo]()
$286
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 8/112:57 pm
DAL
- ORD
1 stop5h 58m
Delta
Thu 8/275:30 am
ORD
- DAL
1 stop5h 54m
Delta
Deal found 7/1![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 10/2712:05 pm
DFW
- STL
2 stops9h 08m
United Airlines
Wed 11/45:00 am
STL
- DFW
2 stops11h 05m
United Airlines
Deal found 7/1![United Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:05 pm
DFW
- RFD
2 stops19h 04m
Multiple Airlines
Sun 8/303:59 pm
RFD
- DFW
1 stop20h 08m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/311:00 pm
DAL
- STL
Nonstop1h 45m
Southwest
Fri 8/77:40 am
STL
- DAL
Nonstop1h 40m
Southwest
Deal found 7/1![Southwest logo]()
$291
This American Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:45 am
DFW
- EVV
Nonstop2h 05m
American Airlines
Tue 8/115:01 pm
EVV
- DFW
Nonstop2h 14m
American Airlines
Deal found 7/5![American Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 9/16:00 am
DFW
- STL
2 stops9h 38m
United Airlines
Tue 9/811:15 am
STL
- DFW
1 stop6h 30m
United Airlines
Deal found 7/5![United Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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
- MDW
1 stop6h 54m
Delta
Mon 8/241:25 pm
MDW
- DFW
2 stops10h 34m
Delta
Deal found 7/2![Delta logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/2410:23 pm
DFW
- RFD
1 stop13h 45m
Multiple Airlines
Mon 7/277:50 pm
RFD
- DFW
1 stop11h 43m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:25 pm
DFW
- EVV
Nonstop2h 02m
American Airlines
Wed 8/195:01 pm
EVV
- DFW
Nonstop2h 14m
American Airlines
Deal found 7/6![American Airlines logo]()
$471
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/229:40 am
DAL
- MDW
Nonstop2h 10m
Southwest
Mon 8/245:55 am
MDW
- DAL
2 stops5h 00m
Southwest
Deal found 7/2![Southwest logo]()
$296
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/106:47 pm
DAL
- ORD
1 stop5h 12m
Delta
Sat 9/128:05 am
ORD
- DAL
1 stop6h 00m
Delta
Deal found 7/3![Delta logo]()
$311
Last-minute flights from Dallas to IllinoisDiscover last-minute flight deals from Dallas to Illinois. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Illinois. Data last updated July 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/81:25 pm
DFW
- ORD
Nonstop2h 43m
Frontier
Wed 7/227:05 am
ORD
- DFW
1 stop15h 30m
Frontier
Deal found 7/2![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/226:19 am
DFW
- MDW
1 stop15h 44m
Frontier
Wed 7/294:45 pm
MDW
- DFW
Nonstop2h 35m
Frontier
Deal found 7/2![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/251:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Tue 7/283:41 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/2![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/11:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Mon 8/34:57 pm
STL
- DFW
1 stop23h 10m
Frontier
Deal found 7/3![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Sat 8/84:57 pm
STL
- DFW
1 stop19h 33m
Frontier
Deal found 7/4![Frontier logo]()
$145
This Expedia deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/47:35 am
DFW
- ORD
1 stop22h 42m
Frontier
Sat 8/89:20 am
ORD
- DFW
Nonstop2h 52m
Frontier
Deal found 7/2![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/1![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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
Mon 8/104:57 pm
STL
- DFW
1 stop23h 10m
Frontier
Deal found 7/3![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 stop22h 57m
Frontier
Thu 8/275:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/3![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Tue 8/185:27 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 7/4![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/114:16 pm
DFW
- STL
1 stop16h 41m
Frontier
Sat 8/154:57 pm
STL
- DFW
1 stop19h 33m
Frontier
Deal found 7/2![Frontier logo]()
$154
This Southwest deal was found by Cheapflights users on 7/6. 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.
Sat 8/297:45 am
DAL
- STL
Nonstop1h 45m
Southwest
Sat 9/126:50 am
STL
- DAL
Nonstop1h 35m
Southwest
Deal found 7/6![Southwest logo]()
$187
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 July 7, 2026.
Search for one-way flight options from Dallas to Illinois. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Super.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 8/151:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/1![Frontier logo]()
$49
This Super.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/12:35 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/3![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/4![Frontier logo]()
$62
This Super.com deal was found by Cheapflights users on 7/5. 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.
Thu 8/61:00 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/5![Frontier logo]()
$63
This Frontier deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/32:35 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/3![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/2810:00 am
DFW
- STL
1 stop7h 37m
Frontier
Deal found 7/1![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Fri 8/74:16 pm
DFW
- STL
1 stop16h 41m
Frontier
Deal found 7/5![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 10/13:48 pm
DFW
- STL
Nonstop1h 56m
Frontier
Deal found 7/2![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/34:16 pm
DFW
- STL
1 stop25h 21m
Frontier
Deal found 7/3![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/3110:00 am
DFW
- STL
1 stop7h 22m
Frontier
Deal found 7/2![Frontier logo]()
$86
This Southwest deal was found by Cheapflights users on 7/6. 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 8/59:10 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 7/6![Southwest logo]()
$86
This Southwest deal was found by Cheapflights users on 7/6. 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.
Sat 9/53:05 pm
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 7/6![Southwest logo]()
$94
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 July 7, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $140 (Kiwi.com) |
One-way from | $49 (Super.com) |
Popular in | June |
Cheapest in | October |
Average price | $235 |
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 July 7, 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
DallasChicago
DAL - MDW
DALMDW
Dallas Love Field
Wed 8/26
5:05 pm-7:15 pm
Nonstop2h 10m
Chicago Midway
Mon 8/31
5:30 am-7:40 am
Nonstop2h 10m
$211
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Tue 8/11
10:20 am-3:38 pm
1 stop5h 18m
Lambert-St Louis
Sat 8/15
8:00 am-2:22 pm
1 stop6h 22m
$217
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Thu 8/6
6:45 am-11:46 am
1 stop5h 01m
Lambert-St Louis
Tue 8/11
12:52 pm-6:59 pm
1 stop6h 07m
$227
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 8/6
6:00 am-11:46 am
1 stop5h 46m
Lambert-St Louis
Tue 8/11
12:52 pm-5:43 pm
1 stop4h 51m
$227
Quickest round-trip
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Tue 8/18
2:40 pm-4:25 pm
Nonstop1h 45m
Lambert-St Louis
Thu 8/20
3:45 pm-5:20 pm
Nonstop1h 35m
$227
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Thu 8/6
5:20 am-11:46 am
1 stop6h 26m
Lambert-St Louis
Mon 8/10
5:34 pm-10:31 pm
1 stop4h 57m
$237
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 8/6
6:00 am-7:45 am
Nonstop1h 45m
Lambert-St Louis
Mon 8/10
5:40 pm-10:45 pm
1 stop5h 05m
$247
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Tue 8/11
9:10 am-10:55 am
Nonstop1h 45m
Lambert-St Louis
Tue 8/11
2:45 pm-4:20 pm
Nonstop1h 35m
$265
DallasChicago
DAL - MDW
DALMDW
Dallas Love Field
Sat 9/5
9:40 am-11:50 am
Nonstop2h 10m
Chicago Midway
Tue 9/8
6:00 am-8:10 am
Nonstop2h 10m
$271
DallasChicago
DFW - RFD
DFWRFD
Dallas/Fort Worth
Thu 8/6
10:23 pm-8:34 pm
1 stop22h 11m
Chicago Greater Rockford
Mon 8/10
6:26 pm-7:33 am
1 stop13h 07m
$284
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
DFW-RFD
DAL-STL
DAL-MDW
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
DFW-RFD
DAL-STL
DAL-MDW
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 $149). Flying from Dallas to Illinois in June is currently the most expensive (average of $376). 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 July 7, 2026.
It’s optimal to fly from Dallas to Illinois in the evening. By choosing this option you can save up to 12% 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 July 7, 2026.
The most flights from A78 to USIL are scheduled on a Friday (89 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (75 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 July 4, 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. 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 July 7, 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.
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
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
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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 July 7, 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$66 | Average$190 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$105 | Average$215 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$147 | Average$332 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$163 | Average$465 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$166 | Average$230 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$378 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$195 | Average$247 | FlexibilityNo cancel fee | On-time62% |