$27+ Cheap flights from Illinois to Alabama
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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHM
Jun 24 — Jul 11
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Alabama with Cheapflights
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Cheapest flights from Illinois to AlabamaExplore the most affordable flight options available from Illinois to Alabama. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
Explore the most affordable flight options available from Illinois to Alabama. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 8/96:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
Sat 8/158:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 5/21![Frontier logo]()
$60
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 6/225:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Wed 6/248:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$61
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 6/225:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Thu 6/254:43 pm
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Thu 6/184:43 pm
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/20![Frontier logo]()
$82
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:52 pm
STL
- ATL
Nonstop2h 04m
Frontier
Sun 7/124:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 5/20![Frontier logo]()
$83
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Fri 6/195:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Mon 6/228:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/236:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Tue 6/306:35 am
ATL
- ORD
Nonstop2h 28m
Frontier
Deal found 5/20![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Thu 7/166:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
Sun 7/194:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 5/21![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 7/46:00 am
MDW
- ATL
Nonstop2h 19m
Frontier
Sat 7/49:05 pm
ATL
- MDW
Nonstop2h 06m
Frontier
Deal found 5/20![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 7/46:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Tue 7/146:23 pm
ATL
- ORD
Nonstop2h 30m
Frontier
Deal found 5/20![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/96:31 pm
STL
- ATL
Nonstop2h 14m
Frontier
Wed 6/108:00 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 7/16:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Fri 7/36:35 am
ATL
- ORD
Nonstop2h 28m
Frontier
Deal found 5/20![Frontier logo]()
$96
Best flights from Illinois to AlabamaDiscover carefully curated flight deals from Illinois to Alabama that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
Discover carefully curated flight deals from Illinois to Alabama that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:58 pm
STL
- ATL
Nonstop1h 46m
Delta
Wed 8/1210:40 pm
ATL
- STL
Nonstop1h 41m
Delta
Deal found 5/23![Delta logo]()
$127
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:35 pm
STL
- ATL
1 stop5h 20m
Southwest
Sat 7/118:55 am
ATL
- STL
Nonstop1h 40m
Southwest
Deal found 5/24![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1610:25 am
ORD
- CHA
Nonstop1h 51m
United Airlines
Tue 6/3010:27 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Deal found 5/24![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:39 pm
STL
- ATL
Nonstop1h 39m
Delta
Tue 7/1411:10 pm
ATL
- STL
Nonstop1h 43m
Delta
Deal found 5/24![Delta logo]()
$127
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:50 pm
STL
- ATL
1 stop5h 15m
Southwest
Tue 6/307:40 pm
ATL
- STL
Nonstop1h 45m
Southwest
Deal found 5/20![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:51 am
STL
- ATL
Nonstop1h 34m
Delta
Sun 7/1211:10 pm
ATL
- STL
Nonstop1h 43m
Delta
Deal found 5/24![Delta logo]()
$127
This Delta deal was found by Cheapflights users on 5/25. 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.
Tue 6/303:57 pm
STL
- ATL
Nonstop1h 40m
Delta
Thu 7/211:56 am
ATL
- STL
Nonstop1h 38m
Delta
Deal found 5/25![Delta logo]()
$127
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 9/2612:17 pm
PIA
- PNS
2 stops10h 24m
American Airlines
Wed 9/303:35 pm
PNS
- PIA
1 stop7h 40m
American Airlines
Deal found 5/25![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:23 pm
STL
- ATL
Nonstop1h 51m
Delta
Sun 8/235:10 pm
ATL
- STL
Nonstop1h 43m
Delta
Deal found 5/22![Delta logo]()
$127
This Sun Country Air deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:24 pm
ORD
- VPS
1 stop22h 39m
Sun Country Air
Sun 7/56:03 pm
VPS
- ORD
1 stop23h 16m
Sun Country Air
Deal found 5/23![Sun Country Air logo]()
$344
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:10 am
STL
- ATL
1 stop7h 35m
Southwest
Tue 8/187:00 am
ATL
- STL
Nonstop1h 40m
Southwest
Deal found 5/22![Southwest logo]()
$157
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:00 am
STL
- ATL
Nonstop1h 37m
Delta
Mon 8/1011:05 am
ATL
- STL
Nonstop1h 41m
Delta
Deal found 5/23![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 7/297:10 pm
STL
- ATL
Nonstop1h 35m
Southwest
Sat 8/16:30 am
ATL
- STL
1 stop5h 55m
Southwest
Deal found 5/20![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:58 pm
STL
- ATL
Nonstop1h 46m
Delta
Mon 7/279:04 am
ATL
- STL
Nonstop1h 39m
Delta
Deal found 5/22![Delta logo]()
$137
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:45 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Sat 6/205:40 pm
CHA
- ORD
Nonstop2h 05m
United Airlines
Deal found 5/20![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:55 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Sun 7/266:00 am
CHA
- ORD
Nonstop1h 59m
United Airlines
Deal found 5/23![United Airlines logo]()
$260
This Southwest deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/163:55 pm
MDW
- ATL
Nonstop1h 55m
Southwest
Tue 6/238:30 pm
ATL
- MDW
1 stop3h 40m
Southwest
Deal found 5/23![Southwest logo]()
$227
This KAYAK deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:29 am
ORD
- ATL
1 stop7h 02m
American Airlines
Wed 6/246:23 am
ATL
- ORD
1 stop5h 37m
American Airlines
Deal found 5/23![American Airlines logo]()
$335
This Sun Country Air deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:19 pm
ORD
- VPS
1 stop20h 44m
Sun Country Air
Sun 6/146:03 pm
VPS
- ORD
1 stop23h 26m
Sun Country Air
Deal found 5/21![Sun Country Air logo]()
$364
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/412:45 pm
MDW
- ATL
2 stops6h 40m
Southwest
Tue 7/76:35 am
ATL
- MDW
1 stop5h 10m
Southwest
Deal found 5/21![Southwest logo]()
$252
This American Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:59 am
ORD
- BHM
Nonstop2h 05m
American Airlines
Tue 6/232:51 pm
BHM
- ORD
Nonstop2h 23m
American Airlines
Deal found 5/23![American Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:50 pm
ORD
- CHA
Nonstop1h 59m
United Airlines
Tue 6/910:27 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Deal found 5/24![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:23 am
ORD
- ATL
Nonstop2h 01m
Delta
Wed 6/247:15 pm
ATL
- ORD
Nonstop2h 17m
Delta
Deal found 5/22![Delta logo]()
$237
This KAYAK deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:12 am
ORD
- ATL
Nonstop2h 02m
American Airlines
Thu 6/1112:00 pm
ATL
- ORD
Nonstop2h 20m
American Airlines
Deal found 5/20![American Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:50 pm
ORD
- CHA
Nonstop1h 59m
United Airlines
Mon 7/136:00 am
CHA
- ORD
Nonstop1h 59m
United Airlines
Deal found 5/20![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/135:55 am
MDW
- ATL
1 stop7h 05m
Southwest
Tue 6/168:00 am
ATL
- MDW
Nonstop1h 55m
Southwest
Deal found 5/22![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:45 pm
MDW
- ATL
2 stops5h 50m
Southwest
Sat 8/1511:40 am
ATL
- MDW
Nonstop1h 50m
Southwest
Deal found 5/22![Southwest logo]()
$268
This KAYAK deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:29 am
ORD
- ATL
1 stop7h 02m
American Airlines
Thu 6/118:58 am
ATL
- ORD
1 stop4h 59m
American Airlines
Deal found 5/20![American Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/274:25 pm
MDW
- ATL
Nonstop2h 05m
Delta
Mon 6/292:40 pm
ATL
- MDW
Nonstop2h 00m
Delta
Deal found 5/21![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/1710:33 am
ORD
- PNS
Nonstop2h 29m
United Airlines
Wed 6/242:04 pm
PNS
- ORD
Nonstop2h 43m
United Airlines
Deal found 5/20![United Airlines logo]()
$349
Last-minute flights from Illinois to AlabamaDiscover last-minute flight deals from Illinois to Alabama. Data last updated May 25, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Alabama. Data last updated May 25, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
Thu 5/286:55 am
ORD
- ATL
Nonstop2h 39m
Frontier
Thu 5/286:15 pm
ATL
- ORD
Nonstop2h 26m
Frontier
Deal found 5/20![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/96:31 pm
STL
- ATL
Nonstop2h 14m
Frontier
Wed 6/108:00 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Tue 6/166:35 am
ATL
- ORD
Nonstop2h 28m
Frontier
Deal found 5/20![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/135:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Sat 6/208:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$83
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
Sun 6/146:31 pm
STL
- ATL
Nonstop2h 14m
Frontier
Sat 6/208:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/20![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Thu 6/184:43 pm
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/20![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/176:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Wed 6/246:35 am
ATL
- ORD
Nonstop2h 28m
Frontier
Deal found 5/20![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/176:00 am
MDW
- ATL
Nonstop2h 19m
Frontier
Tue 6/239:05 pm
ATL
- MDW
Nonstop2h 06m
Frontier
Deal found 5/20![Frontier logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Fri 6/195:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Mon 6/228:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 6/225:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Wed 6/248:05 am
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$61
This Cheapflightsfares deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 6/225:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Thu 6/254:43 pm
ATL
- STL
Nonstop1h 47m
Frontier
Deal found 5/21![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/236:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Tue 6/306:35 am
ATL
- ORD
Nonstop2h 28m
Frontier
Deal found 5/20![Frontier logo]()
$87
One-way flights from Illinois to AlabamaSearch for one-way flight options from Illinois to Alabama. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
Search for one-way flight options from Illinois to Alabama. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/125:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Deal found 5/20![Frontier logo]()
$27
This Cheapflightsfares deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:31 pm
STL
- ATL
Nonstop2h 14m
Frontier
Deal found 5/22![Frontier logo]()
$28
This Trip.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Wed 7/15:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Deal found 5/21![Frontier logo]()
$31
This Kiwi.com deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
Deal found 5/22![Frontier logo]()
$32
This CheapOair deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/225:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Deal found 5/21![Frontier logo]()
$33
This Trip.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Fri 7/104:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
Deal found 5/21![Frontier logo]()
$36
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/226:00 am
MDW
- ATL
Nonstop2h 19m
Frontier
Deal found 5/20![Frontier logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
MDW
- ATL
Nonstop2h 09m
Frontier
Deal found 5/20![Frontier logo]()
$41
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/131:50 pm
ORD
- ATL
Nonstop2h 22m
Frontier
Deal found 5/20![Frontier logo]()
$41
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:11 pm
MDW
- ATL
Nonstop2h 02m
Frontier
Deal found 5/20![Frontier logo]()
$44
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:50 pm
ORD
- ATL
Nonstop2h 22m
Frontier
Deal found 5/20![Frontier logo]()
$44
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 7/151:50 pm
ORD
- ATL
Nonstop2h 22m
Frontier
Deal found 5/20![Frontier logo]()
$45
Find flight deals from Illinois to Alabama
Keep the following information in mind while searching for Illinois to Alabama flight deals. Data was last updated May 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $60 (Kiwi.com) |
One-way from | $27 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $465 |
Good round-trip deal | $160 or less |
Good one-way deal | $244 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Alabama 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 May 25, 2026.
Use the filters below to find and compare flights from Illinois to Alabama that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Sun 8/2
6:58 pm-9:44 pm
Nonstop1h 46m
Atlanta Hartsfield-Jackson
Wed 8/12
10:40 pm-11:21 pm
Nonstop1h 41m
$127
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Fri 7/3
1:39 pm-4:18 pm
Nonstop1h 39m
Atlanta Hartsfield-Jackson
Tue 7/14
11:10 pm-11:53 pm
Nonstop1h 43m
$127
Quickest round-trip
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Wed 7/8
10:51 am-1:25 pm
Nonstop1h 34m
Atlanta Hartsfield-Jackson
Sun 7/12
11:10 pm-11:53 pm
Nonstop1h 43m
$127
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Tue 6/30
3:57 pm-6:37 pm
Nonstop1h 40m
Atlanta Hartsfield-Jackson
Thu 7/2
11:56 am-12:34 pm
Nonstop1h 38m
$127
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Wed 8/19
5:23 pm-8:14 pm
Nonstop1h 51m
Atlanta Hartsfield-Jackson
Sun 8/23
5:10 pm-5:53 pm
Nonstop1h 43m
$127
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Tue 7/7
3:35 pm-9:55 pm
1 stop5h 20m
Atlanta Hartsfield-Jackson
Sat 7/11
8:55 am-9:35 am
Nonstop1h 40m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Thu 6/25
6:50 pm-1:05 am
1 stop5h 15m
Atlanta Hartsfield-Jackson
Tue 6/30
7:40 pm-8:25 pm
Nonstop1h 45m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Mon 8/3
7:00 am-9:37 am
Nonstop1h 37m
Atlanta Hartsfield-Jackson
Mon 8/10
11:05 am-11:46 am
Nonstop1h 41m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Mon 7/20
6:58 pm-9:44 pm
Nonstop1h 46m
Atlanta Hartsfield-Jackson
Mon 7/27
9:04 am-9:43 am
Nonstop1h 39m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Tue 8/4
8:10 am-4:45 pm
1 stop7h 35m
Atlanta Hartsfield-Jackson
Tue 8/18
7:00 am-7:40 am
Nonstop1h 40m
$157
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Alabama
Have a flexible travel schedule? Discover the best time to fly to Alabama from Illinois with our price prediction graph.
STL-ATL
ORD-ATL
MDW-ATL
PIA-PNS
STL-PNS
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 Alabama
USIL-USAL
STL-ATL
ORD-ATL
MDW-ATL
PIA-PNS
What is the cheapest month to book a flight from Illinois to Alabama?
Currently, January is the cheapest month in which you can book a flight from Illinois to Alabama (average of $82). Flying from Illinois to Alabama in February is currently the most expensive (average of $162). 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 AL?
Find hourly flight availability from Illinois to Alabama. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 25, 2026.
It’s typically best to fly out from Illinois to Alabama in the afternoon. Doing so could potentially save you 5% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Illinois to Alabama
Explore weekly flight availability from Illinois to Alabama. 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 May 25, 2026.
The most flights from USIL to USAL are scheduled on a Friday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Illinois to Alabama?
How far ahead should I book a flight from Illinois to Alabama?
To ensure you get the cheapest price possible for a flight from Illinois to Alabama, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Illinois to Alabama?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Alabama. Price data was last updated on May 16, 2026.
Travelers seeking maximum savings on their Illinois to Alabama flight should consider departing on Monday 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.
Reviews of airlines servicing Alabama
Get insights into the airlines that provide service to Alabama. 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 Alabama. Reviews last updated May 25, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Illinois to Alabama. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Illinois to Alabama. 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 Alabama
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Alabama by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Alabama by cabin class
Find flights from Illinois to Alabama, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Alabama flights
Browse other Illinois and Alabama flight options. Last updated on May 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Alabama
Find the right flight back to Illinois after your stay in Alabama
Illinois to Alabama flights
Consider these flights traveling from Illinois to Alabama.
Top 5 airlines flying from Illinois to Alabama
Discover the top 5 airlines that operate flights from Illinois to Alabama. 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 May 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$199 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$169 | Average$520 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$209 | Average$399 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$408 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$279 | Average$399 | FlexibilityNo cancel fee | On-time63% |