$148+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Apr 17 — Apr 241
Round-trip
1 adult, Economy
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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 March 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 March 18, 2026.
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 4/144:55 pm
BHM
- STL
1 stop5h 33m
United Airlines
Tue 4/2110:09 am
STL
- BHM
1 stop6h 05m
United Airlines
Deal found 3/17![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 3/17. 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.
Tue 4/141:30 pm
BHM
- STL
1 stop6h 30m
Southwest
Tue 4/211:45 pm
STL
- BHM
2 stops6h 55m
Southwest
Deal found 3/17![Southwest logo]()
$300
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Sat 4/116:33 am
BHM
- STL
1 stop5h 14m
American Airlines
Sat 4/187:00 am
STL
- BHM
1 stop5h 09m
American Airlines
Deal found 3/13![American Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 3/16. 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.
Sat 4/185:00 am
BHM
- STL
2 stops9h 20m
Southwest
Mon 4/205:00 am
STL
- BHM
1 stop6h 25m
Southwest
Deal found 3/16![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 3/17. 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 4/1510:10 am
BHM
- MDW
Nonstop1h 50m
Southwest
Sat 4/1810:15 am
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 3/17![Southwest logo]()
$328
This American Airlines deal was found by Cheapflights users on 3/17. 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 4/1511:48 am
BHM
- ORD
Nonstop2h 22m
American Airlines
Sat 4/189:11 pm
ORD
- BHM
Nonstop2h 00m
American Airlines
Deal found 3/17![American Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 3/17. 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.
Mon 5/1810:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Tue 5/1911:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/17![Southwest logo]()
$330
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/1111:48 am
BHM
- ORD
Nonstop2h 22m
American Airlines
Wed 4/153:09 pm
ORD
- BHM
Nonstop2h 05m
American Airlines
Deal found 3/17![American Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 3/13. 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 4/1510:10 am
BHM
- MDW
Nonstop1h 50m
Southwest
Wed 4/2211:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/13![Southwest logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/13. 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 4/156:33 am
BHM
- ORD
Nonstop2h 27m
American Airlines
Wed 4/223:09 pm
ORD
- BHM
Nonstop2h 05m
American Airlines
Deal found 3/13![American Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 3/15. 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 4/182:55 pm
BHM
- MDW
Nonstop1h 55m
Southwest
Mon 4/2012:35 pm
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/15![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 4/910:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Sat 4/1110:15 am
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 3/17![Southwest logo]()
$343
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 March 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 March 18, 2026.
This Southwest deal was found by Cheapflights users on 3/16. 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.
Wed 4/153:40 pm
BHM
- STL
1 stop6h 20m
Southwest
Wed 4/226:40 pm
STL
- BHM
1 stop3h 20m
Southwest
Deal found 3/16![Southwest logo]()
$295
This American Airlines deal was found by Cheapflights users on 3/14. 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.
Sun 4/196:01 am
BHM
- STL
1 stop6h 47m
American Airlines
Wed 4/225:20 am
STL
- BHM
1 stop6h 07m
American Airlines
Deal found 3/14![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 3/14. 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 5/54:55 pm
BHM
- STL
1 stop5h 35m
United Airlines
Wed 5/66:00 am
STL
- BHM
1 stop8h 05m
United Airlines
Deal found 3/14![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 3/14. 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.
Sat 4/185:00 am
BHM
- STL
1 stop4h 35m
Southwest
Mon 4/204:30 pm
STL
- BHM
2 stops6h 20m
Southwest
Deal found 3/14![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 5/2810:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Tue 6/211:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/17![Southwest logo]()
$330
This KAYAK deal was found by Cheapflights users on 3/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:01 pm
BHM
- ORD
1 stop4h 53m
American Airlines
Thu 4/169:55 am
ORD
- BHM
1 stop6h 17m
American Airlines
Deal found 3/13![American Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 3/14. 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.
Sat 4/252:55 pm
BHM
- MDW
Nonstop1h 55m
Southwest
Tue 4/2811:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/14![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 3/13. 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 4/245:45 pm
BHM
- STL
1 stop3h 10m
Southwest
Sat 4/255:15 am
STL
- BHM
1 stop6h 50m
Southwest
Deal found 3/13![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 3/15. 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.
Tue 4/144:15 pm
BHM
- MDW
1 stop5h 10m
Southwest
Tue 4/2111:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/15![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 3/15. 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 4/182:55 pm
BHM
- MDW
Nonstop1h 55m
Southwest
Mon 4/205:55 pm
MDW
- BHM
1 stop4h 55m
Southwest
Deal found 3/15![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 5/2810:25 am
BHM
- ORD
2 stops11h 30m
Southwest
Tue 6/21:35 pm
ORD
- BHM
1 stop6h 40m
Southwest
Deal found 3/17![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 3/14. 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 4/155:55 am
BHM
- ORD
1 stop6h 55m
Southwest
Sat 4/182:05 pm
ORD
- BHM
1 stop5h 45m
Southwest
Deal found 3/14![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 3/13. 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 5/110:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Tue 5/511:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/13![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 3/14. 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.
Sat 4/2512:40 pm
BHM
- ORD
2 stops9h 15m
Southwest
Tue 4/281:35 pm
ORD
- BHM
1 stop6h 40m
Southwest
Deal found 3/14![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 3/14. 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.
Fri 4/103:35 pm
BHM
- STL
1 stop7h 20m
Southwest
Mon 4/134:10 pm
STL
- BHM
2 stops6h 40m
Southwest
Deal found 3/14![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 3/15. 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.
Tue 4/145:55 am
BHM
- ORD
2 stops12h 30m
Southwest
Tue 4/211:35 pm
ORD
- BHM
1 stop6h 40m
Southwest
Deal found 3/15![Southwest logo]()
$380
This Southwest deal was found by Cheapflights users on 3/14. 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.
Fri 4/242:40 pm
BHM
- MDW
1 stop6h 35m
Southwest
Tue 4/287:00 am
MDW
- BHM
1 stop5h 30m
Southwest
Deal found 3/14![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 3/14. 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.
Mon 6/225:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Fri 6/262:05 pm
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/14![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 3/14. 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.
Fri 4/246:30 am
BHM
- ORD
2 stops8h 30m
Southwest
Tue 4/281:35 pm
ORD
- BHM
1 stop6h 40m
Southwest
Deal found 3/14![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 5/2811:25 am
BHM
- ORD
1 stop10h 30m
Southwest
Sun 5/312:40 pm
ORD
- BHM
1 stop4h 00m
Southwest
Deal found 3/17![Southwest logo]()
$391
This Southwest deal was found by Cheapflights users on 3/17. 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 4/1010:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Mon 4/134:00 pm
MDW
- BHM
2 stops6h 50m
Southwest
Deal found 3/17![Southwest logo]()
$398
This Southwest deal was found by Cheapflights users on 3/16. 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 8/237:40 am
BHM
- MDW
1 stop5h 10m
Southwest
Wed 9/24:45 pm
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 3/16![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 3/16. 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.
Sat 4/1812:40 pm
BHM
- ORD
2 stops9h 15m
Southwest
Mon 4/202:40 pm
ORD
- BHM
2 stops8h 45m
Southwest
Deal found 3/16![Southwest logo]()
$406
This Southwest deal was found by Cheapflights users on 3/13. 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 5/295:40 am
BHM
- ORD
2 stops9h 50m
Southwest
Sun 5/312:40 pm
ORD
- BHM
1 stop4h 00m
Southwest
Deal found 3/13![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 3/15. 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 4/95:15 am
BHM
- ORD
1 stop9h 45m
Southwest
Sun 4/122:40 pm
ORD
- BHM
2 stops7h 45m
Southwest
Deal found 3/15![Southwest logo]()
$414
Last-minute flights from Birmingham to IllinoisDiscover last-minute flight deals from Birmingham to Illinois. Data last updated March 18, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Illinois. Data last updated March 18, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 4/910:00 am
BHM
- MDW
Nonstop1h 50m
Southwest
Sat 4/1110:15 am
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 3/17![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Thu 4/91:21 pm
BHM
- ORD
Nonstop2h 19m
United Airlines
Sat 4/1110:35 am
ORD
- BHM
Nonstop2h 08m
United Airlines
Deal found 3/17![United Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Sat 4/116:33 am
BHM
- STL
1 stop5h 14m
American Airlines
Sat 4/187:00 am
STL
- BHM
1 stop5h 09m
American Airlines
Deal found 3/13![American Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/1111:48 am
BHM
- ORD
Nonstop2h 22m
American Airlines
Wed 4/153:09 pm
ORD
- BHM
Nonstop2h 05m
American Airlines
Deal found 3/17![American Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 4/144:55 pm
BHM
- STL
1 stop5h 33m
United Airlines
Tue 4/2110:09 am
STL
- BHM
1 stop6h 05m
United Airlines
Deal found 3/17![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 3/17. 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.
Tue 4/141:30 pm
BHM
- STL
1 stop6h 30m
Southwest
Tue 4/211:45 pm
STL
- BHM
2 stops6h 55m
Southwest
Deal found 3/17![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 3/17. 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 4/1510:10 am
BHM
- MDW
Nonstop1h 50m
Southwest
Sat 4/1810:15 am
MDW
- BHM
Nonstop1h 45m
Southwest
Deal found 3/17![Southwest logo]()
$328
This American Airlines deal was found by Cheapflights users on 3/17. 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 4/1511:48 am
BHM
- ORD
Nonstop2h 22m
American Airlines
Sat 4/189:11 pm
ORD
- BHM
Nonstop2h 00m
American Airlines
Deal found 3/17![American Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 3/13. 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 4/1510:10 am
BHM
- MDW
Nonstop1h 50m
Southwest
Wed 4/2211:10 am
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/13![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 3/16. 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.
Sat 4/185:00 am
BHM
- STL
2 stops9h 20m
Southwest
Mon 4/205:00 am
STL
- BHM
1 stop6h 25m
Southwest
Deal found 3/16![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 3/15. 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 4/182:55 pm
BHM
- MDW
Nonstop1h 55m
Southwest
Mon 4/2012:35 pm
MDW
- BHM
Nonstop1h 40m
Southwest
Deal found 3/15![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 3/13. 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 4/245:45 pm
BHM
- STL
1 stop3h 10m
Southwest
Sat 4/255:15 am
STL
- BHM
1 stop6h 50m
Southwest
Deal found 3/13![Southwest logo]()
$345
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 March 18, 2026.
Search for one-way flight options from Birmingham to Illinois. Find affordable one-way fares based on user searches. Data last updated March 18, 2026.
This United Airlines deal was found by Cheapflights users on 3/17. 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 5/23:05 pm
BHM
- STL
1 stop7h 25m
United Airlines
Deal found 3/17![United Airlines logo]()
$148
This Southwest deal was found by Cheapflights users on 3/17. 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.
Sat 5/25:45 am
BHM
- STL
2 stops8h 35m
Southwest
Deal found 3/17![Southwest logo]()
$153
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Thu 4/166:01 am
BHM
- STL
1 stop6h 47m
American Airlines
Deal found 3/13![American Airlines logo]()
$156
This Southwest deal was found by Cheapflights users on 3/17. 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 4/810:10 am
BHM
- MDW
Nonstop1h 50m
Southwest
Deal found 3/17![Southwest logo]()
$159
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Wed 4/87:30 am
BHM
- ORD
Nonstop2h 19m
United Airlines
Deal found 3/17![United Airlines logo]()
$159
This American Airlines deal was found by Cheapflights users on 3/17. 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 4/811:48 am
BHM
- ORD
Nonstop2h 22m
American Airlines
Deal found 3/17![American Airlines logo]()
$160
This Southwest deal was found by Cheapflights users on 3/13. 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 4/165:40 am
BHM
- STL
2 stops7h 10m
Southwest
Deal found 3/13![Southwest logo]()
$161
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/84:20 pm
BHM
- ORD
1 stop4h 50m
Delta
Deal found 3/17![Delta logo]()
$169
This Southwest deal was found by Cheapflights users on 3/17. 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.
Sat 4/182:55 pm
BHM
- MDW
Nonstop1h 55m
Southwest
Deal found 3/17![Southwest logo]()
$170
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Sat 4/256:33 am
BHM
- ORD
Nonstop2h 27m
American Airlines
Deal found 3/13![American Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 3/17. 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 5/203:40 pm
BHM
- STL
2 stops6h 30m
Southwest
Deal found 3/17![Southwest logo]()
$171
This American Airlines deal was found by Cheapflights users on 3/14. 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 5/75:44 pm
BHM
- ORD
Nonstop2h 33m
American Airlines
Deal found 3/14![American Airlines logo]()
$171
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 March 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $295 (United Airlines) |
One-way from | $148 (United Airlines) |
Popular in | January |
Cheapest in | September |
Average price | $383 |
Good round-trip deal | $384 or less |
Good one-way deal | $223 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 March 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
Wed 4/15
3:40 pm-10:00 pm
1 stop6h 20m
Lambert-St Louis
Wed 4/22
6:40 pm-10:00 pm
1 stop3h 20m
$295
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Sat 4/18
5:00 am-9:35 am
1 stop4h 35m
Lambert-St Louis
Mon 4/20
4:30 pm-10:50 pm
2 stops6h 20m
$308
Quickest round-trip
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Thu 5/28
10:00 am-11:50 am
Nonstop1h 50m
Chicago Midway
Tue 6/2
11:10 am-12:50 pm
Nonstop1h 40m
$330
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Sat 4/25
2:55 pm-4:50 pm
Nonstop1h 55m
Chicago Midway
Tue 4/28
11:10 am-12:50 pm
Nonstop1h 40m
$339
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Sun 4/19
6:01 am-12:48 pm
1 stop6h 47m
Lambert-St Louis
Wed 4/22
5:20 am-11:27 am
1 stop6h 07m
$345
BirminghamSt. Louis
BHM - STL
BHMSTL
Birmingham
Fri 4/24
5:45 pm-8:55 pm
1 stop3h 10m
Lambert-St Louis
Sat 4/25
5:15 am-12:05 pm
1 stop6h 50m
$345
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Tue 4/14
4:15 pm-9:25 pm
1 stop5h 10m
Chicago Midway
Tue 4/21
11:10 am-12:50 pm
Nonstop1h 40m
$349
BirminghamChicago
BHM - MDW
BHMMDW
Birmingham
Sat 4/18
2:55 pm-4:50 pm
Nonstop1h 55m
Chicago Midway
Mon 4/20
5:55 pm-10:50 pm
1 stop4h 55m
$351
BirminghamChicago
BHM - ORD
BHMORD
Birmingham
Thu 5/28
10:25 am-9:55 pm
2 stops11h 30m
Chicago O'Hare Intl
Tue 6/2
1:35 pm-8:15 pm
1 stop6h 40m
$355
BirminghamChicago
BHM - ORD
BHMORD
Birmingham
Wed 4/15
5:55 am-12:50 pm
1 stop6h 55m
Chicago O'Hare Intl
Sat 4/18
2:05 pm-7:50 pm
1 stop5h 45m
$359
Showing 1-10 of 55 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, March is the cheapest month in which you can book a flight from Birmingham, Alabama to Illinois (average of $113). Flying from Birmingham, Alabama to Illinois in April is currently the most expensive (average of $223). 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 March 18, 2026.
It’s optimal to fly from Birmingham, Alabama to Illinois in the afternoon. By choosing this option you can save up to 48% 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 March 18, 2026.
The most flights from BHM to USIL are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).
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 March 18, 2026.
Read through reviews of airlines operating flights from Birmingham to Illinois, such as Southwest,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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
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Search flights from Birmingham to Illinois by cabin class
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Birmingham and Illinois flights
Browse other Birmingham and Illinois flight options. Last updated on March 18, 2026.
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Birmingham to Illinois flights
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Top 4 airlines flying from Birmingham to Illinois
Discover the top 4 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 March 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$435 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$200 | Average$363 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$240 | Average$407 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$251 | Average$388 | FlexibilityNo cancel fee | On-time69% |