$38+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHM
Feb 5 — Feb 121
1 adult, Economy
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Find cheap flights from Illinois to Alabama with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Alabama
Keep the following information in mind while searching for Illinois to Alabama flight deals. Data was last updated January 6, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $74 (Expedia) |
One-way from | $38 (Priceline) |
Popular in | February |
Cheapest in | July |
Average price | $374 |
Good round-trip deal | $92 or less |
Good one-way deal | $180 or less |
Find flight deals from Illinois to Alabama
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 January 6, 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 January 6, 2026.
This Expedia deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/201:20 pmMDW - ATL
Nonstop2h 02mFrontier
Fri 1/2310:37 amATL - MDW
Nonstop2h 08mFrontier
Deal found 1/6![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/288:22 pmSTL - ATL
Nonstop1h 44mFrontier
Mon 2/26:00 amATL - STL
Nonstop1h 51mFrontier
Deal found 1/5![Frontier logo]()
$76
This Frontier deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:42 pmORD - ATL
Nonstop2h 23mFrontier
Thu 1/299:22 pmATL - ORD
Nonstop2h 24mFrontier
Deal found 1/5![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/136:48 pmMDW - ATL
Nonstop2h 14mFrontier
Tue 2/176:04 pmATL - MDW
Nonstop2h 03mFrontier
Deal found 1/6![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/268:22 pmSTL - ATL
Nonstop1h 44mFrontier
Fri 1/306:00 amATL - STL
Nonstop1h 51mFrontier
Deal found 1/6![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:40 amORD - ATL
Nonstop2h 17mFrontier
Tue 2/103:50 pmATL - ORD
Nonstop2h 22mFrontier
Deal found 1/6![Frontier logo]()
$80
This Expedia deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/211:20 pmMDW - ATL
Nonstop2h 02mFrontier
Fri 1/239:15 pmATL - MDW
Nonstop2h 04mFrontier
Deal found 1/6![Frontier logo]()
$80
This CheapOair deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/76:03 amORD - ATL
Nonstop2h 21mFrontier
Sat 2/219:15 pmATL - ORD
Nonstop2h 24mFrontier
Deal found 1/6![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/264:42 pmORD - ATL
Nonstop2h 26mFrontier
Thu 3/59:22 amATL - ORD
Nonstop2h 29mFrontier
Deal found 1/6![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/288:10 amORD - ATL
Nonstop2h 15mFrontier
Thu 1/2912:16 pmATL - ORD
Nonstop2h 21mFrontier
Deal found 1/5![Frontier logo]()
$83
This Super.com deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:20 pmMDW - ATL
Nonstop2h 02mFrontier
Tue 2/106:04 pmATL - MDW
Nonstop2h 03mFrontier
Deal found 1/5![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/265:40 amORD - ATL
Nonstop2h 17mFrontier
Thu 1/299:22 pmATL - ORD
Nonstop2h 24mFrontier
Deal found 1/5![Frontier logo]()
$84
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 January 6, 2026.
Use the filters below to find and compare flights from Illinois to Alabama that are best for you.
Fly from
Illinois
Fly to
Alabama
Route
Depart
Return
Price
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Wed 1/21
1:20 pm-4:22 pm
Nonstop2h 02m
Atlanta Hartsfield-Jackson
Tue 1/27
10:57 am-12:05 pm
Nonstop2h 08m
$92
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Sat 2/7
6:25 am-9:30 am
Nonstop2h 05m
Atlanta Hartsfield-Jackson
Sat 2/7
2:47 pm-3:38 pm
Nonstop1h 51m
$137
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Wed 2/4
8:10 am-11:05 am
Nonstop1h 55m
Atlanta Hartsfield-Jackson
Sat 2/7
2:25 pm-3:20 pm
Nonstop1h 55m
$152
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Sat 1/17
12:45 pm-3:35 pm
Nonstop1h 50m
Atlanta Hartsfield-Jackson
Sun 1/18
6:10 am-7:05 am
Nonstop1h 55m
$167
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Thu 4/30
5:20 am-8:20 am
Nonstop2h 00m
Atlanta Hartsfield-Jackson
Mon 5/4
8:25 pm-9:30 pm
Nonstop2h 05m
$171
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Wed 4/1
3:30 pm-9:45 pm
1 stop5h 15m
Atlanta Hartsfield-Jackson
Tue 4/7
4:02 pm-10:33 pm
1 stop7h 31m
$175
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Thu 2/5
1:40 pm-4:30 pm
Nonstop1h 50m
Atlanta Hartsfield-Jackson
Tue 2/10
5:55 pm-6:50 pm
Nonstop1h 55m
$177
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Fri 1/30
11:18 am-9:46 pm
1 stop9h 28m
Atlanta Hartsfield-Jackson
Sat 2/7
10:40 am-11:18 am
1 stop25h 38m
$178
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Tue 5/5
7:41 am-3:03 pm
1 stop6h 22m
Atlanta Hartsfield-Jackson
Thu 5/7
9:06 am-8:25 pm
1 stop12h 19m
$184
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Fri 2/20
8:20 pm-11:00 pm
Nonstop1h 40m
Atlanta Hartsfield-Jackson
Sun 2/22
9:25 pm-1:09 pm
2 stops16h 44m
$184
Showing 1-10 of 60 results
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.
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
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 April is currently the most expensive (average of $232). 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 January 6, 2026.
It’s typically best to fly out from Illinois to Alabama in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the evening, which is usually more expensive.
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 January 3, 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 at noon 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 January 6, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United 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.
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Illinois to 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
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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.
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 January 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$170 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$198 | Average$327 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$438 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$232 | Average$448 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$399 | FlexibilityNo cancel fee | On-time63% |