$103+ Cheap flights from Birmingham, AL (BHM) 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Find cheap flights from Birmingham to Illinois with Cheapflights
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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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Cheapest flights from Birmingham to IllinoisExplore the most affordable flight options available from Birmingham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from Birmingham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/123:03 pm
BHM
- STL
1 stop5h 23m
American Airlines
Tue 8/1810:16 am
STL
- BHM
1 stop6h 30m
American Airlines
Deal found 7/15![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/126:00 am
BHM
- STL
2 stops8h 50m
Southwest
Tue 8/184:45 pm
STL
- BHM
1 stop5h 45m
Southwest
Deal found 7/14![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/88:10 am
BHM
- STL
1 stop5h 05m
Southwest
Sat 8/155:45 am
STL
- BHM
2 stops7h 45m
Southwest
Deal found 7/15![Southwest logo]()
$332
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/36:30 am
BHM
- ORD
Nonstop2h 37m
American Airlines
Mon 9/79:10 pm
ORD
- BHM
Nonstop2h 01m
American Airlines
Deal found 7/14![American Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 10/145:30 am
BHM
- ORD
1 stop6h 52m
American Airlines
Wed 10/2110:14 am
ORD
- BHM
Nonstop2h 08m
American Airlines
Deal found 7/15![American Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/201:05 pm
BHM
- MDW
1 stop5h 10m
Southwest
Sun 8/237:10 am
MDW
- BHM
2 stops8h 20m
Southwest
Deal found 7/13![Southwest logo]()
$348
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 10/175:20 am
BHM
- ORD
1 stop4h 04m
Delta
Sat 10/175:39 pm
ORD
- BHM
1 stop14h 23m
Delta
Deal found 7/15![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/710:35 am
BHM
- MDW
Nonstop1h 50m
Southwest
Mon 8/105:30 pm
MDW
- BHM
1 stop4h 10m
Southwest
Deal found 7/15![Southwest logo]()
$350
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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.
Sun 8/912:34 pm
BHM
- ORD
1 stop5h 03m
American Airlines
Tue 8/119:10 pm
ORD
- BHM
Nonstop2h 01m
American Airlines
Deal found 7/15![American Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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.
Sun 8/92:55 pm
BHM
- MDW
Nonstop1h 50m
Southwest
Tue 8/114:45 pm
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 7/15![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 9/166:30 am
BHM
- ORD
Nonstop2h 40m
American Airlines
Fri 9/189:20 pm
ORD
- BHM
Nonstop2h 02m
American Airlines
Deal found 7/13![American Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 9/175:55 am
BHM
- STL
1 stop4h 15m
Southwest
Sun 9/203:30 pm
STL
- BHM
1 stop5h 55m
Southwest
Deal found 7/15![Southwest logo]()
$352
Best flights from Birmingham to IllinoisDiscover carefully curated flight deals from Birmingham to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from Birmingham to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/137:30 am
BHM
- STL
1 stop4h 20m
Southwest
Thu 8/207:40 am
STL
- BHM
1 stop4h 20m
Southwest
Deal found 7/15![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/117:55 am
BHM
- STL
1 stop3h 51m
Delta
Tue 8/187:00 am
STL
- BHM
1 stop4h 00m
Delta
Deal found 7/14![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/256:30 am
BHM
- STL
1 stop7h 45m
United Airlines
Wed 8/268:00 am
STL
- BHM
1 stop4h 32m
United Airlines
Deal found 7/14![United Airlines logo]()
$379
This KAYAK deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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.
Wed 7/293:37 pm
BHM
- ORD
Nonstop2h 23m
American Airlines
Fri 7/311:25 pm
ORD
- BHM
1 stop5h 10m
American Airlines
Deal found 7/15![American Airlines logo]()
$507
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 9/196:15 am
BHM
- STL
1 stop5h 40m
Southwest
Sat 9/192:05 pm
STL
- BHM
1 stop6h 15m
Southwest
Deal found 7/15![Southwest logo]()
$309
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/113:15 pm
BHM
- STL
1 stop5h 55m
Southwest
Tue 8/188:35 am
STL
- BHM
2 stops7h 40m
Southwest
Deal found 7/14![Southwest logo]()
$314
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/46:02 pm
BHM
- ORD
1 stop5h 55m
Delta
Fri 8/76:40 am
ORD
- BHM
1 stop4h 20m
Delta
Deal found 7/14![Delta logo]()
$360
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/126:00 am
BHM
- STL
2 stops8h 50m
Southwest
Tue 8/184:45 pm
STL
- BHM
1 stop5h 45m
Southwest
Deal found 7/17![Southwest logo]()
$314
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 9/186:15 pm
BHM
- ORD
Nonstop2h 25m
United Airlines
Sun 9/209:20 pm
ORD
- BHM
Nonstop2h 03m
United Airlines
Deal found 7/13![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 11/125:25 am
BHM
- MDW
1 stop6h 31m
Delta
Sun 11/156:00 am
MDW
- BHM
1 stop3h 59m
Delta
Deal found 7/17![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 10/94:05 pm
BHM
- STL
1 stop5h 11m
Delta
Sat 10/1010:45 am
STL
- BHM
1 stop4h 15m
Delta
Deal found 7/17![Delta logo]()
$370
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/122:35 pm
BHM
- MDW
2 stops8h 35m
Southwest
Sun 8/167:55 am
MDW
- BHM
2 stops7h 15m
Southwest
Deal found 7/15![Southwest logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:56 pm
BHM
- ORD
1 stop6h 44m
United Airlines
Wed 8/129:30 pm
ORD
- BHM
Nonstop2h 05m
United Airlines
Deal found 7/17![United Airlines logo]()
$451
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 10/2811:20 am
BHM
- MDW
2 stops8h 20m
Southwest
Sun 11/112:55 pm
MDW
- BHM
2 stops7h 25m
Southwest
Deal found 7/13![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/236:44 pm
BHM
- ORD
1 stop5h 13m
Delta
Fri 8/285:30 am
ORD
- BHM
1 stop4h 25m
Delta
Deal found 7/13![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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.
Sun 9/61:55 pm
BHM
- MDW
2 stops8h 40m
Southwest
Sat 9/129:05 am
MDW
- BHM
2 stops10h 20m
Southwest
Deal found 7/16![Southwest logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 7/311:22 pm
BHM
- ORD
Nonstop2h 23m
United Airlines
Tue 8/49:30 pm
ORD
- BHM
Nonstop2h 04m
United Airlines
Deal found 7/16![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/146:23 am
BHM
- ORD
1 stop6h 45m
Delta
Fri 8/215:30 am
ORD
- BHM
1 stop5h 30m
Delta
Deal found 7/15![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 10/98:20 am
BHM
- STL
2 stops6h 00m
Southwest
Sat 10/102:00 pm
STL
- BHM
1 stop5h 15m
Southwest
Deal found 7/13![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/312:40 pm
BHM
- MDW
1 stop5h 35m
Southwest
Mon 9/710:30 am
MDW
- BHM
1 stop6h 15m
Southwest
Deal found 7/14![Southwest logo]()
$364
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 10/86:15 am
BHM
- ORD
1 stop6h 46m
Delta
Tue 10/132:00 pm
ORD
- BHM
1 stop6h 41m
Delta
Deal found 7/15![Delta logo]()
$458
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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.
Mon 8/35:30 am
BHM
- MDW
2 stops8h 05m
Southwest
Thu 8/610:30 am
MDW
- BHM
2 stops9h 35m
Southwest
Deal found 7/13![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 12/126:35 am
BHM
- ORD
2 stops12h 10m
United Airlines
Wed 12/166:00 am
ORD
- BHM
1 stop7h 55m
United Airlines
Deal found 7/16![United Airlines logo]()
$620
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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.
Sun 8/232:55 pm
BHM
- MDW
Nonstop1h 50m
Southwest
Fri 8/2812:20 pm
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 7/13![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:22 pm
BHM
- ORD
Nonstop2h 23m
United Airlines
Sun 8/29:30 pm
ORD
- BHM
Nonstop2h 04m
United Airlines
Deal found 7/14![United Airlines logo]()
$661
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/2810:35 am
BHM
- MDW
Nonstop1h 50m
Southwest
Sun 8/306:30 am
MDW
- BHM
1 stop7h 50m
Southwest
Deal found 7/16![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 9/41:05 pm
BHM
- MDW
1 stop5h 10m
Southwest
Mon 9/75:55 am
MDW
- BHM
1 stop6h 30m
Southwest
Deal found 7/17![Southwest logo]()
$414
Last-minute flights from Birmingham to IllinoisDiscover last-minute flight deals from Birmingham to Illinois. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Illinois. Data last updated July 18, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/710:35 am
BHM
- MDW
Nonstop1h 50m
Southwest
Mon 8/105:30 pm
MDW
- BHM
1 stop4h 10m
Southwest
Deal found 7/15![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/710:40 am
BHM
- MDW
2 stops6h 15m
Southwest
Tue 8/114:45 pm
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 7/15![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/88:10 am
BHM
- STL
1 stop5h 05m
Southwest
Sat 8/155:45 am
STL
- BHM
2 stops7h 45m
Southwest
Deal found 7/15![Southwest logo]()
$332
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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.
Sun 8/912:34 pm
BHM
- ORD
1 stop5h 03m
American Airlines
Tue 8/119:10 pm
ORD
- BHM
Nonstop2h 01m
American Airlines
Deal found 7/15![American Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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.
Sun 8/92:55 pm
BHM
- MDW
Nonstop1h 50m
Southwest
Tue 8/114:45 pm
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 7/15![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/123:03 pm
BHM
- STL
1 stop5h 23m
American Airlines
Tue 8/1810:16 am
STL
- BHM
1 stop6h 30m
American Airlines
Deal found 7/15![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/126:00 am
BHM
- STL
2 stops8h 50m
Southwest
Tue 8/184:45 pm
STL
- BHM
1 stop5h 45m
Southwest
Deal found 7/14![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/201:05 pm
BHM
- MDW
1 stop5h 10m
Southwest
Sun 8/237:10 am
MDW
- BHM
2 stops8h 20m
Southwest
Deal found 7/13![Southwest logo]()
$348
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/268:45 am
BHM
- ORD
1 stop5h 37m
American Airlines
Fri 8/289:52 am
ORD
- BHM
Nonstop2h 01m
American Airlines
Deal found 7/17![American Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/2810:42 am
BHM
- STL
1 stop5h 35m
Delta
Mon 8/317:00 am
STL
- BHM
1 stop6h 23m
Delta
Deal found 7/14![Delta logo]()
$352
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/2810:35 am
BHM
- MDW
Nonstop1h 50m
Southwest
Mon 8/312:05 pm
MDW
- BHM
1 stop8h 10m
Southwest
Deal found 7/17![Southwest logo]()
$354
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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.
Mon 8/316:30 am
BHM
- ORD
Nonstop2h 37m
American Airlines
Mon 9/76:49 am
ORD
- BHM
1 stop7h 34m
American Airlines
Deal found 7/17![American Airlines logo]()
$355
One-way flights from Birmingham to IllinoisSearch for one-way flight options from Birmingham to Illinois. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from Birmingham to Illinois. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/3112:19 pm
BHM
- ORD
1 stop24h 31m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/2812:19 pm
BHM
- ORD
1 stop24h 31m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/712:19 pm
BHM
- ORD
1 stop23h 56m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 8/1712:19 pm
BHM
- ORD
1 stop24h 31m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/2412:19 pm
BHM
- ORD
1 stop24h 31m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$123
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/83:20 pm
BHM
- MDW
Nonstop1h 50m
Southwest
Deal found 7/13![Southwest logo]()
$129
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:18 am
BHM
- ORD
Nonstop2h 23m
United Airlines
Deal found 7/13![United Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/1412:19 pm
BHM
- ORD
1 stop23h 56m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/123:15 pm
BHM
- MDW
1 stop5h 30m
Southwest
Deal found 7/13![Southwest logo]()
$139
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:23 am
BHM
- ORD
1 stop6h 45m
Delta
Deal found 7/14![Delta logo]()
$139
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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.
Mon 8/1710:35 am
BHM
- MDW
Nonstop1h 50m
Southwest
Deal found 7/13![Southwest logo]()
$150
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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.
Mon 8/106:30 am
BHM
- ORD
Nonstop2h 37m
American Airlines
Deal found 7/17![American Airlines logo]()
$150
Find flight deals from Birmingham to Illinois
Keep the following information in mind while searching for Birmingham to Illinois flight deals. Data was last updated July 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $103 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $442 |
Good round-trip deal | $377 or less |
Good one-way deal | $194 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Birmingham 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 18, 2026.
Use the filters below to find and compare flights from Birmingham to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Thu 8/13
7:30 am-11:50 am
1 stop4h 20m
Lambert-St Louis
Thu 8/20
7:40 am-12:00 pm
1 stop4h 20m
$309
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Tue 8/11
7:55 am-11:46 am
1 stop3h 51m
Lambert-St Louis
Tue 8/18
7:00 am-11:00 am
1 stop4h 00m
$309
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Sat 9/19
6:15 am-11:55 am
1 stop5h 40m
Lambert-St Louis
Sat 9/19
2:05 pm-8:20 pm
1 stop6h 15m
$309
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Tue 8/11
3:15 pm-9:10 pm
1 stop5h 55m
Lambert-St Louis
Tue 8/18
8:35 am-4:15 pm
2 stops7h 40m
$314
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Wed 8/12
6:00 am-2:50 pm
2 stops8h 50m
Lambert-St Louis
Tue 8/18
4:45 pm-10:30 pm
1 stop5h 45m
$314
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Wed 8/12
2:35 pm-11:10 pm
2 stops8h 35m
Chicago Midway
Sun 8/16
7:55 am-3:10 pm
2 stops7h 15m
$353
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Wed 10/28
11:20 am-7:40 pm
2 stops8h 20m
Chicago Midway
Sun 11/1
12:55 pm-8:20 pm
2 stops7h 25m
$353
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Sun 9/6
1:55 pm-10:35 pm
2 stops8h 40m
Chicago Midway
Sat 9/12
9:05 am-7:25 pm
2 stops10h 20m
$353
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Fri 10/9
8:20 am-2:20 pm
2 stops6h 00m
Lambert-St Louis
Sat 10/10
2:00 pm-7:15 pm
1 stop5h 15m
$357
BirminghamChicago
BHM - ORD
BHMORD
Birmingham
Tue 8/4
6:02 pm-11:57 pm
1 stop5h 55m
Chicago O'Hare Intl
Fri 8/7
6:40 am-11:00 am
1 stop4h 20m
$360
Showing 1-10 of 54 resultsSorted by cheapest first
Best time to book a flight from Birmingham to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Birmingham with our price prediction graph.
BHM-STL
BHM-MDW
BHM-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 Birmingham to Illinois
BHM-USIL
BHM-STL
BHM-MDW
BHM-ORD
What is the cheapest month to book a flight from Birmingham, Alabama to Illinois?
Currently, September is the cheapest month in which you can book a flight from Birmingham, Alabama to Illinois (average of $341). Flying from Birmingham, Alabama to Illinois in July is currently the most expensive (average of $457). 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 BHM to IL?
Find hourly flight availability from Birmingham 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 18, 2026.
It’s optimal to fly from Birmingham, Alabama to Illinois in the afternoon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the evening.
Weekly flight availability from Birmingham, Alabama to Illinois
Explore weekly flight availability from Birmingham 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 18, 2026.
The most flights from BHM to USIL are scheduled on a Monday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (14 on average).
How much does it cost to fly round-trip from Birmingham, Alabama to Illinois?
How far ahead should I book a flight from Birmingham, Alabama to Illinois?
Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Birmingham, Alabama to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 18, 2026.
Read through reviews of airlines operating flights from Birmingham to Illinois, such as Southwest,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Birmingham 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 Birmingham 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 Birmingham to Illinois by cabin class
Find flights from Birmingham to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Birmingham and Illinois flights
Browse other Birmingham and Illinois flight options. Last updated on July 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Birmingham to Illinois flights
Consider these flights traveling from Birmingham to Illinois.
Top 3 airlines flying from Birmingham to Illinois
Discover the top 3 airlines that operate flights from Birmingham 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 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$251 | Average$403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$285 | Average$427 | FlexibilityNo cancel fee | On-time63% |