$29+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHM
Jan 8 — Jan 151
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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to 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 December 9, 2025.
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 December 9, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:11 amORD - ATL
Nonstop2h 20mFrontier
Tue 1/1310:46 amATL - ORD
Nonstop2h 22mFrontier
Deal found 12/7![Frontier logo]()
$63
This Cheapflightsfares deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:15 amMDW - ATL
Nonstop2h 18mFrontier
Tue 12/167:43 amATL - MDW
Nonstop2h 03mFrontier
Deal found 12/8![Frontier logo]()
$64
This Super.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:11 amORD - ATL
Nonstop2h 20mFrontier
Tue 12/165:18 pmATL - ORD
Nonstop2h 28mFrontier
Deal found 12/8![Frontier logo]()
$64
This Cheapflightsfares deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:11 amORD - ATL
Nonstop2h 20mFrontier
Tue 12/165:18 pmATL - ORD
Nonstop2h 28mFrontier
Deal found 12/7![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:49 pmMDW - ATL
Nonstop2h 04mFrontier
Sat 1/176:25 amATL - MDW
Nonstop2h 02mFrontier
Deal found 12/7![Frontier logo]()
$72
This Frontier deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:49 pmMDW - ATL
Nonstop2h 04mFrontier
Wed 12/249:10 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 12/7![Frontier logo]()
$73
This Cheapflightsfares deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:00 amORD - ATL
Nonstop2h 20mFrontier
Wed 12/249:10 pmATL - ORD
Nonstop2h 14mFrontier
Deal found 12/7![Frontier logo]()
$73
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amORD - ATL
Nonstop2h 20mFrontier
Wed 1/79:25 pmATL - ORD
Nonstop2h 14mFrontier
Deal found 12/9![Frontier logo]()
$78
This Super.com deal was found by Cheapflights users on 12/6. 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 12/186:12 amMDW - ATL
Nonstop2h 18mFrontier
Tue 1/69:15 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 12/6![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:00 amORD - ATL
Nonstop2h 07mFrontier
Tue 12/165:18 pmATL - ORD
Nonstop2h 28mFrontier
Deal found 12/7![Frontier logo]()
$82
This Cheapflightsfares deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:12 amMDW - ATL
Nonstop2h 18mFrontier
Wed 1/79:15 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 12/8![Frontier logo]()
$83
This Cheapflightsfares deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:15 amMDW - ATL
Nonstop2h 18mFrontier
Tue 12/167:43 amATL - MDW
Nonstop2h 03mFrontier
Deal found 12/7![Frontier logo]()
$84
Find flight deals from Illinois to Alabama
Keep the following information in mind while searching for Illinois to Alabama flight deals. Data was last updated December 9, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $63 (Kiwi.com) |
One-way from | $29 (Priceline) |
Popular in | February |
Cheapest in | July |
Average price | $411 |
Good round-trip deal | $84 or less |
Good one-way deal | $174 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Alabama that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
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
ORD - ATL
ORDATL
Chicago O'Hare Intl
Wed 2/25
4:45 pm-8:02 pm
Nonstop2h 17m
Atlanta Hartsfield-Jackson
Sun 3/1
10:24 pm-11:35 pm
Nonstop2h 11m
$113
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Tue 1/20
2:30 pm-5:36 pm
Nonstop2h 06m
Atlanta Hartsfield-Jackson
Tue 1/20
6:40 pm-7:55 pm
Nonstop2h 15m
$132
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
Wed 1/21
5:42 pm-10:24 am
2 stops15h 42m
Atlanta Hartsfield-Jackson
Wed 1/28
1:00 pm-11:33 pm
1 stop11h 33m
$134
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Wed 1/7
9:55 am-1:07 pm
Nonstop2h 12m
Atlanta Hartsfield-Jackson
Tue 1/13
10:55 pm-11:59 pm
Nonstop2h 04m
$137
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Tue 1/6
8:10 am-11:05 am
Nonstop1h 55m
Atlanta Hartsfield-Jackson
Tue 1/13
6:10 am-7:05 am
Nonstop1h 55m
$137
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Tue 1/6
6:10 pm-9:15 pm
Nonstop2h 05m
Atlanta Hartsfield-Jackson
Tue 1/13
3:40 pm-4:55 pm
Nonstop2h 15m
$137
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Wed 1/7
11:21 am-2:20 pm
Nonstop1h 59m
Atlanta Hartsfield-Jackson
Wed 1/7
9:15 pm-10:07 pm
Nonstop1h 52m
$137
ChicagoAtlanta
MDW - ATL
MDWATL
Chicago Midway
Thu 1/8
8:10 am-11:05 am
Nonstop1h 55m
Atlanta Hartsfield-Jackson
Sat 1/10
2:25 pm-3:20 pm
Nonstop1h 55m
$157
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Sat 1/10
5:59 pm-9:16 pm
Nonstop2h 17m
Atlanta Hartsfield-Jackson
Mon 1/12
10:55 pm-11:59 pm
Nonstop2h 04m
$157
ChicagoAtlanta
ORD - ATL
ORDATL
Chicago O'Hare Intl
Thu 1/8
9:00 am-12:08 pm
Nonstop2h 08m
Atlanta Hartsfield-Jackson
Sat 1/10
7:00 pm-8:15 pm
Nonstop2h 15m
$157
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 December is currently the most expensive (average of $259). 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 December 9, 2025.
It’s typically best to fly out from Illinois to Alabama in the evening. Doing so could potentially save you 9% on the flight price compared to flying at noon, 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 December 6, 2025.
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.
Weekly flight availability from Illinois to Alabama
Explore weekly flight availability from Illinois to Alabama. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 9, 2025.
The most flights from USIL to USAL are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).
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 December 9, 2025.
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.
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
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 December 9, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$168 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$187 | Average$331 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$448 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$232 | Average$452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$396 | FlexibilityNo cancel fee | On-time63% |