$44+ Cheap flights from Illinois to Oklahoma
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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OKC
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Illinois to Oklahoma with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Oklahoma
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Cheapest flights from Illinois to OklahomaExplore the most affordable flight options available from Illinois to Oklahoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Illinois to Oklahoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:44 pm
ORD
- DFW
Nonstop2h 54m
Frontier
Sun 3/89:08 am
DFW
- ORD
Nonstop2h 31m
Frontier
Deal found 2/9![Frontier logo]()
$90
This Expedia deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:20 pm
ORD
- DFW
1 stop8h 41m
Multiple Airlines
Tue 4/2812:30 pm
DFW
- ORD
Nonstop2h 41m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:11 am
ORD
- DFW
Nonstop2h 52m
Frontier
Mon 3/168:39 pm
DFW
- ORD
Nonstop2h 35m
Frontier
Deal found 2/10![Frontier logo]()
$92
This Expedia deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:15 am
MDW
- DFW
Nonstop2h 45m
Frontier
Wed 3/49:45 am
DFW
- MDW
1 stop9h 22m
Frontier
Deal found 2/7![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:25 am
MDW
- DFW
Nonstop2h 43m
Multiple Airlines
Tue 3/178:26 pm
DFW
- MDW
1 stop25h 53m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$93
This Frontier deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:15 am
MDW
- DFW
Nonstop2h 45m
Frontier
Mon 3/212:05 pm
DFW
- MDW
Nonstop2h 24m
Frontier
Deal found 2/10![Frontier logo]()
$94
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
ORD
- DFW
1 stop10h 30m
Multiple Airlines
Tue 5/512:30 pm
DFW
- ORD
Nonstop2h 41m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$95
This Frontier deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:15 am
MDW
- DFW
Nonstop2h 50m
Frontier
Sat 3/76:05 pm
DFW
- MDW
Nonstop2h 16m
Frontier
Deal found 2/10![Frontier logo]()
$95
This Priceline deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:21 pm
ORD
- DFW
Nonstop3h 02m
Multiple Airlines
Thu 4/305:30 am
DFW
- ORD
1 stop10h 12m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/159:14 pm
ORD
- DFW
1 stop8h 47m
Multiple Airlines
Sat 4/189:07 pm
DFW
- ORD
Nonstop2h 30m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$97
This Frontier deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/104:28 pm
ORD
- DFW
Nonstop3h 01m
Frontier
Tue 3/1010:30 pm
DFW
- ORD
1 stop7h 38m
Frontier
Deal found 2/11![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:05 am
MDW
- DFW
1 stop11h 03m
Frontier
Wed 3/258:00 am
DFW
- MDW
Nonstop2h 25m
Frontier
Deal found 2/10![Frontier logo]()
$98
Best flights from Illinois to OklahomaDiscover carefully curated flight deals from Illinois to Oklahoma that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Illinois to Oklahoma that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:00 am
ORD
- DFW
Nonstop2h 43m
United Airlines
Sat 3/217:00 am
DFW
- ORD
Nonstop2h 31m
United Airlines
Deal found 2/8![United Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
MDW
- DFW
1 stop16h 53m
Frontier
Tue 3/108:46 am
DFW
- MDW
1 stop12h 08m
Frontier
Deal found 2/10![Frontier logo]()
$128
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:00 pm
ORD
- DFW
1 stop4h 59m
Delta
Tue 3/171:00 pm
DFW
- ORD
1 stop5h 34m
Delta
Deal found 2/9![Delta logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:25 am
MDW
- DFW
1 stop10h 19m
Multiple Airlines
Sun 3/18:40 pm
DFW
- MDW
1 stop25h 49m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:53 pm
ORD
- XNA
Nonstop2h 01m
American Airlines
Sun 3/156:05 am
XNA
- ORD
Nonstop2h 04m
American Airlines
Deal found 2/10![American Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:30 pm
MDW
- OKC
Nonstop2h 10m
Southwest
Wed 4/225:05 am
OKC
- MDW
Nonstop1h 50m
Southwest
Deal found 2/7![Southwest logo]()
$262
This Frontier deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
MDW
- OKC
1 stop8h 20m
Frontier
Mon 5/43:14 pm
OKC
- MDW
1 stop7h 05m
Frontier
Deal found 2/9![Frontier logo]()
$160
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:01 pm
ORD
- DFW
Nonstop2h 50m
United Airlines
Mon 3/167:27 pm
DFW
- ORD
Nonstop2h 29m
United Airlines
Deal found 2/9![United Airlines logo]()
$175
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/146:34 pm
MDW
- DFW
1 stop4h 39m
Delta
Sat 3/215:55 am
DFW
- MDW
1 stop6h 34m
Delta
Deal found 2/8![Delta logo]()
$177
This Expedia deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:15 am
MDW
- DFW
1 stop8h 58m
Frontier
Sun 3/89:00 pm
DFW
- MDW
1 stop16h 08m
Frontier
Deal found 2/10![Frontier logo]()
$179
This Delta deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:15 am
ORD
- DFW
1 stop6h 59m
Delta
Sat 4/183:13 pm
DFW
- ORD
1 stop4h 35m
Delta
Deal found 2/10![Delta logo]()
$187
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:40 am
ORD
- XNA
Nonstop2h 03m
American Airlines
Sun 4/127:37 pm
XNA
- ORD
Nonstop2h 03m
American Airlines
Deal found 2/10![American Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:07 pm
ORD
- DFW
Nonstop2h 52m
United Airlines
Sun 4/197:00 am
DFW
- ORD
Nonstop2h 36m
United Airlines
Deal found 2/10![United Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:44 pm
ORD
- TUL
1 stop19h 16m
Multiple Airlines
Mon 3/98:50 am
TUL
- ORD
1 stop14h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:40 pm
ORD
- DFW
1 stop5h 33m
Delta
Wed 4/16:00 am
DFW
- ORD
1 stop5h 35m
Delta
Deal found 2/8![Delta logo]()
$195
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:55 pm
ORD
- DFW
Nonstop2h 53m
United Airlines
Sun 5/107:39 pm
DFW
- ORD
Nonstop2h 29m
United Airlines
Deal found 2/11![United Airlines logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:13 pm
ORD
- TUL
1 stop10h 12m
American Airlines
Sun 3/810:59 am
TUL
- ORD
Nonstop1h 58m
American Airlines
Deal found 2/9![American Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:34 pm
MDW
- DFW
1 stop4h 39m
Delta
Tue 4/144:20 pm
DFW
- MDW
1 stop6h 08m
Delta
Deal found 2/9![Delta logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/3010:55 am
ORD
- OKC
1 stop8h 53m
Frontier
Sun 5/38:30 pm
OKC
- ORD
1 stop13h 20m
Frontier
Deal found 2/11![Frontier logo]()
$217
This Southwest deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/411:05 am
MDW
- OKC
2 stops6h 10m
Southwest
Mon 4/65:05 am
OKC
- MDW
Nonstop1h 50m
Southwest
Deal found 2/8![Southwest logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:16 pm
STL
- DFW
2 stops11h 38m
Multiple Airlines
Thu 4/235:45 am
DFW
- STL
1 stop13h 27m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/67:48 pm
ORD
- XNA
Nonstop2h 13m
United Airlines
Mon 3/93:17 pm
XNA
- ORD
Nonstop1h 48m
United Airlines
Deal found 2/11![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:15 am
ORD
- DFW
1 stop6h 59m
Delta
Sun 5/311:37 am
DFW
- ORD
1 stop7h 11m
Delta
Deal found 2/8![Delta logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:49 am
ORD
- OKC
1 stop7h 50m
American Airlines
Tue 4/711:27 am
OKC
- ORD
1 stop8h 30m
American Airlines
Deal found 2/9![American Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:40 pm
MDW
- OKC
Nonstop2h 15m
Southwest
Wed 3/185:00 am
OKC
- MDW
Nonstop1h 50m
Southwest
Deal found 2/10![Southwest logo]()
$275
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:48 pm
ORD
- XNA
Nonstop2h 13m
United Airlines
Thu 3/1911:29 am
XNA
- ORD
Nonstop1h 46m
United Airlines
Deal found 2/10![United Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:55 am
ORD
- TUL
1 stop8h 40m
Multiple Airlines
Mon 5/41:26 pm
TUL
- ORD
2 stops25h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:43 am
MDW
- DFW
1 stop8h 21m
Delta
Sun 4/265:45 am
DFW
- MDW
1 stop6h 58m
Delta
Deal found 2/9![Delta logo]()
$197
This Frontier deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:21 am
STL
- DFW
1 stop5h 46m
Frontier
Thu 4/910:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Deal found 2/8![Frontier logo]()
$250
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:47 pm
ORD
- XNA
Nonstop2h 12m
United Airlines
Mon 4/136:29 pm
XNA
- ORD
Nonstop1h 56m
United Airlines
Deal found 2/8![United Airlines logo]()
$209
Last-minute flights from Illinois to OklahomaDiscover last-minute flight deals from Illinois to Oklahoma. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Oklahoma. Data last updated February 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:15 am
MDW
- DFW
Nonstop2h 45m
Frontier
Wed 3/49:45 am
DFW
- MDW
1 stop9h 22m
Frontier
Deal found 2/7![Frontier logo]()
$92
This Frontier deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:15 am
MDW
- DFW
Nonstop2h 45m
Frontier
Mon 3/212:05 pm
DFW
- MDW
Nonstop2h 24m
Frontier
Deal found 2/10![Frontier logo]()
$94
This CheapOair deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:16 pm
ORD
- DFW
1 stop13h 42m
Multiple Airlines
Sat 3/79:48 pm
DFW
- ORD
Nonstop2h 33m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$91
This Frontier deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:15 am
MDW
- DFW
Nonstop2h 50m
Frontier
Sat 3/76:05 pm
DFW
- MDW
Nonstop2h 16m
Frontier
Deal found 2/10![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:44 am
ORD
- DFW
1 stop7h 26m
Multiple Airlines
Sat 3/79:48 pm
DFW
- ORD
Nonstop2h 33m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:44 pm
ORD
- DFW
Nonstop2h 54m
Frontier
Sun 3/89:08 am
DFW
- ORD
Nonstop2h 31m
Frontier
Deal found 2/9![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/104:28 pm
ORD
- DFW
Nonstop3h 01m
Frontier
Tue 3/1010:30 pm
DFW
- ORD
1 stop7h 38m
Frontier
Deal found 2/11![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:25 am
MDW
- DFW
Nonstop2h 43m
Multiple Airlines
Tue 3/178:26 pm
DFW
- MDW
1 stop25h 53m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:05 am
MDW
- DFW
1 stop11h 03m
Frontier
Wed 3/258:00 am
DFW
- MDW
Nonstop2h 25m
Frontier
Deal found 2/10![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:11 am
ORD
- DFW
Nonstop2h 52m
Frontier
Mon 3/168:39 pm
DFW
- ORD
Nonstop2h 35m
Frontier
Deal found 2/10![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/124:55 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Sun 3/228:39 pm
DFW
- MDW
Nonstop2h 18m
Frontier
Deal found 2/9![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/124:55 pm
MDW
- DFW
Nonstop2h 43m
Frontier
Sun 3/158:39 pm
DFW
- MDW
Nonstop2h 18m
Frontier
Deal found 2/8![Frontier logo]()
$100
One-way flights from Illinois to OklahomaSearch for one-way flight options from Illinois to Oklahoma. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Illinois to Oklahoma. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Expedia deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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.
Fri 5/155:11 am
ORD
- DFW
Nonstop2h 49m
Frontier
Deal found 2/11![Frontier logo]()
$44
This Super.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/254:28 pm
ORD
- DFW
Nonstop3h 01m
Frontier
Deal found 2/11![Frontier logo]()
$47
This Trip.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:28 pm
ORD
- DFW
Nonstop3h 01m
Frontier
Deal found 2/9![Frontier logo]()
$49
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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.
Sun 4/124:46 pm
MDW
- DFW
Nonstop2h 54m
Frontier
Deal found 2/11![Frontier logo]()
$49
This Trip.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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.
Thu 3/53:00 pm
MDW
- DFW
Nonstop2h 46m
Frontier
Deal found 2/11![Frontier logo]()
$50
This Super.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:29 pm
ORD
- DFW
Nonstop3h 01m
Frontier
Deal found 2/9![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/219:15 am
MDW
- DFW
Nonstop2h 45m
Frontier
Deal found 2/9![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:39 am
ORD
- DFW
Nonstop2h 58m
Frontier
Deal found 2/8![Frontier logo]()
$54
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/264:09 pm
MDW
- DFW
Nonstop2h 54m
Frontier
Deal found 2/10![Frontier logo]()
$56
This Priceline deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/85:21 am
ORD
- DFW
Nonstop2h 52m
Frontier
Deal found 2/11![Frontier logo]()
$57
This Cheapflightsfares deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:44 am
ORD
- DFW
1 stop7h 26m
Spirit Airlines
Deal found 2/10![Spirit Airlines logo]()
$58
This Frontier deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:11 pm
MDW
- DFW
Nonstop2h 49m
Frontier
Deal found 2/9![Frontier logo]()
$58
Find flight deals from Illinois to Oklahoma
Keep the following information in mind while searching for Illinois to Oklahoma flight deals. Data was last updated February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $90 (Kiwi.com) |
One-way from | $44 (Expedia) |
Popular in | June |
Cheapest in | October |
Average price | $390 |
Good round-trip deal | $291 or less |
Good one-way deal | $163 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Oklahoma 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 February 11, 2026.
Use the filters below to find and compare flights from Illinois to Oklahoma that are best for you.
Fly from
Illinois
Fly to
Oklahoma
Route
Depart
Return
Price
ChicagoDallas
ORD - DFW
ORDDFW
Chicago O'Hare Intl
Sat 3/14
7:00 am-9:43 am
Nonstop2h 43m
Dallas/Fort Worth
Sat 3/21
7:00 am-9:31 am
Nonstop2h 31m
$121
ChicagoDallas
MDW - DFW
MDWDFW
Chicago Midway
Sat 3/7
6:00 am-10:53 pm
1 stop16h 53m
Dallas/Fort Worth
Tue 3/10
8:46 am-8:54 pm
1 stop12h 08m
$128
ChicagoOklahoma City
MDW - OKC
MDWOKC
Chicago Midway
Thu 4/30
6:00 am-2:20 pm
1 stop8h 20m
Oklahoma City Will Rogers World
Mon 5/4
3:14 pm-10:19 pm
1 stop7h 05m
$160
ChicagoDallas
ORD - DFW
ORDDFW
Chicago O'Hare Intl
Tue 3/3
2:01 pm-4:51 pm
Nonstop2h 50m
Dallas/Fort Worth
Mon 3/16
7:27 pm-9:56 pm
Nonstop2h 29m
$175
ChicagoDallas
ORD - DFW
ORDDFW
Chicago O'Hare Intl
Wed 3/11
7:00 pm-11:59 pm
1 stop4h 59m
Dallas/Fort Worth
Tue 3/17
1:00 pm-6:34 pm
1 stop5h 34m
$177
ChicagoDallas
MDW - DFW
MDWDFW
Chicago Midway
Sat 3/14
6:34 pm-11:13 pm
1 stop4h 39m
Dallas/Fort Worth
Sat 3/21
5:55 am-12:29 pm
1 stop6h 34m
$177
ChicagoDallas
MDW - DFW
MDWDFW
Chicago Midway
Thu 2/26
6:25 am-4:44 pm
1 stop10h 19m
Dallas/Fort Worth
Sun 3/1
8:40 pm-10:29 pm
1 stop25h 49m
$178
ChicagoDallas
MDW - DFW
MDWDFW
Chicago Midway
Wed 3/4
7:15 am-4:13 pm
1 stop8h 58m
Dallas/Fort Worth
Sun 3/8
9:00 pm-1:08 pm
1 stop16h 08m
$179
ChicagoDallas
ORD - DFW
ORDDFW
Chicago O'Hare Intl
Wed 4/15
8:15 am-3:14 pm
1 stop6h 59m
Dallas/Fort Worth
Sat 4/18
3:13 pm-7:48 pm
1 stop4h 35m
$187
ChicagoDallas
ORD - DFW
ORDDFW
Chicago O'Hare Intl
Thu 4/16
8:07 pm-10:59 pm
Nonstop2h 52m
Dallas/Fort Worth
Sun 4/19
7:00 am-9:36 am
Nonstop2h 36m
$195
Showing 1-10 of 60 results
Best time to book a flight from Illinois to Oklahoma
Have a flexible travel schedule? Discover the best time to fly to Oklahoma from Illinois with our price prediction graph.
ORD-DFW
MDW-DFW
ORD-XNA
MDW-OKC
ORD-TUL
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 Illinois to Oklahoma
USIL-USOK
ORD-DFW
MDW-DFW
ORD-XNA
MDW-OKC
What is the cheapest month to book a flight from Illinois to Oklahoma?
Currently, December is the cheapest month in which you can book a flight from Illinois to Oklahoma (average of $163). Flying from Illinois to Oklahoma in June is currently the most expensive (average of $274). 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 IL to OK?
Find hourly flight availability from Illinois to Oklahoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.
One of the essential ways to save on airfare from Illinois to Oklahoma is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 18% on airfare.
What is the cheapest day to fly from Illinois to Oklahoma?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Oklahoma. Price data was last updated on February 7, 2026.
Travelers seeking maximum savings on their Illinois to Oklahoma flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Illinois to Oklahoma?
Reviews of airlines servicing Oklahoma
Get insights into the airlines that provide service to Oklahoma. 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 Oklahoma. Reviews last updated February 11, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Illinois to Oklahoma to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Illinois to Oklahoma. 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 Illinois to Oklahoma
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Oklahoma by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Oklahoma by cabin class
Find flights from Illinois to Oklahoma, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Oklahoma flights
Browse other Illinois and Oklahoma flight options. Last updated on February 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Oklahoma
Find the right flight back to Illinois after your stay in Oklahoma
Illinois to Oklahoma flights
Consider these flights traveling from Illinois to Oklahoma.
Top 4 airlines flying from Illinois to Oklahoma
Discover the top 4 airlines that operate flights from Illinois to Oklahoma. 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$334 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$163 | Average$378 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$206 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$242 | Average$382 | FlexibilityNo cancel fee | On-time71% |