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Alabama

$51+ Cheap flights from Illinois to Alabama

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$87
(FlightHub)

One-way from

$51
(FlightHub)

Popular in

February

Cheapest in

July

Average price

$428

Good round-trip deal

$144 or less

Good one-way deal

$165 or less
From Illinois to Alabama
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One-way flight from Illinois to Alabama
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Illinois to Alabama.
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Price to beat on a one-way flight from Illinois to Alabama.
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Find flight deals from Illinois to Alabama

Cheapest flights from Illinois to Alabama
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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/245:05 amORD - ATL
1 stop8h 41mSpirit Airlines
Tue 7/18:30 amATL - ORD
Nonstop2h 08mSpirit Airlines
Deal found 6/10$87
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/911:39 amMDW - ATL
Nonstop2h 06mFrontier
Tue 7/229:37 amATL - MDW
Nonstop2h 03mFrontier
Deal found 6/11$96
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/25:38 pmORD - ATL
Nonstop2h 24mMultiple Airlines
Wed 7/96:00 amATL - ORD
Nonstop2h 04mMultiple Airlines
Deal found 6/11$114
This Frontier deal was found by Cheapflights users on 6/11. 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 7/32:36 pmSTL - ATL
Nonstop1h 51mFrontier
Thu 7/2412:43 pmATL - STL
Nonstop1h 51mFrontier
Deal found 6/11$128
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/307:13 pmSTL - ATL
1 stop11h 09mSpirit Airlines
Wed 7/238:08 pmATL - STL
1 stop14h 44mSpirit Airlines
Deal found 6/11$131
This Priceline deal was found by Cheapflights users on 6/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/262:52 pmSTL - ATL
Nonstop1h 54mMultiple Airlines
Sun 7/275:45 amATL - STL
1 stop5h 07mMultiple Airlines
Deal found 6/11$135
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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.
Sat 8/95:05 pmORD - ATL
Nonstop2h 32mFrontier
Sat 9/610:11 amATL - ORD
Nonstop2h 14mFrontier
Deal found 6/12$137
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/258:20 amORD - BHM
Nonstop1h 58mAmerican Airlines
Mon 8/254:48 pmBHM - ORD
Nonstop2h 20mAmerican Airlines
Deal found 6/10$157
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:23 pmSTL - ATL
Nonstop1h 50mDelta
Thu 8/73:36 pmATL - STL
Nonstop1h 42mDelta
Deal found 6/10$157
This Southwest deal was found by Cheapflights users on 6/10. 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 7/112:50 pmMDW - ATL
Nonstop1h 55mSouthwest
Tue 7/157:35 amATL - MDW
Nonstop1h 55mSouthwest
Deal found 6/10$159
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/43:40 pmORD - ATL
Nonstop2h 09mDelta
Fri 7/410:51 pmATL - ORD
Nonstop2h 08mDelta
Deal found 6/11$161
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/102:37 pmORD - ATL
Nonstop2h 10mAmerican Airlines
Sun 7/136:20 amATL - ORD
Nonstop2h 13mAmerican Airlines
Deal found 6/11$162

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 June 12, 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

Tue 6/24

5:05 am-2:46 pm

1 stop8h 41m

Atlanta Hartsfield-Jackson

Tue 7/1

8:30 am-9:38 am

Nonstop2h 08m

$87

ChicagoAtlanta

MDW - ATL

MDWATL

Chicago Midway

Wed 7/9

11:39 am-2:45 pm

Nonstop2h 06m

Atlanta Hartsfield-Jackson

Tue 7/22

9:37 am-10:40 am

Nonstop2h 03m

$96

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 7/2

5:38 pm-9:02 pm

Nonstop2h 24m

Atlanta Hartsfield-Jackson

Wed 7/9

6:00 am-7:04 am

Nonstop2h 04m

$114

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Thu 7/3

2:36 pm-5:27 pm

Nonstop1h 51m

Atlanta Hartsfield-Jackson

Thu 7/24

12:43 pm-1:34 pm

Nonstop1h 51m

$128

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Mon 6/30

7:13 pm-7:22 am

1 stop11h 09m

Atlanta Hartsfield-Jackson

Wed 7/23

8:08 pm-9:52 am

1 stop14h 44m

$131

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Sat 7/26

2:52 pm-5:46 pm

Nonstop1h 54m

Atlanta Hartsfield-Jackson

Sun 7/27

5:45 am-9:52 am

1 stop5h 07m

$135

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Sat 8/9

5:05 pm-8:37 pm

Nonstop2h 32m

Atlanta Hartsfield-Jackson

Sat 9/6

10:11 am-11:25 am

Nonstop2h 14m

$137

ChicagoBirmingham

ORD - BHM

ORDBHM

Chicago O'Hare Intl

Mon 8/25

8:20 am-10:18 am

Nonstop1h 58m

Birmingham

Mon 8/25

4:48 pm-7:08 pm

Nonstop2h 20m

$157

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Mon 8/4

5:23 pm-8:13 pm

Nonstop1h 50m

Atlanta Hartsfield-Jackson

Thu 8/7

3:36 pm-4:18 pm

Nonstop1h 42m

$157

ChicagoAtlanta

MDW - ATL

MDWATL

Chicago Midway

Fri 7/11

2:50 pm-5:45 pm

Nonstop1h 55m

Atlanta Hartsfield-Jackson

Tue 7/15

7:35 am-8:30 am

Nonstop1h 55m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 60 results
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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, October is the cheapest month in which you can book a flight from Illinois to Alabama (average of $376). Flying from Illinois to Alabama in March 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 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Alabama as you normally would.

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 June 12, 2025.

The most flights from USIL to USAL are scheduled on a Wednesday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Alabama by month

Plan your trip to Alabama by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Alabama ranges from 3.4 - 5.2 inches per month. March is typically the wettest month, when rainfall can reach 5.2 in. October is typically the driest time to visit Alabama when rainfall is around 3.4 in.

Temperature in Alabama by month

Plan your trip to Alabama by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Alabama, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 44.6 F).

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 June 12, 2025.
To help decide which airline to fly from Illinois to Alabama, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Qatar Airways
7.4
Good
3,584 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from Illinois to Alabama one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $51. Frontier flights start at $57 while deals on Delta start at $69 one-way.

  • Can I find deals for flights from Illinois to Alabama that include hotel bookings?

    Yes. In addition to deals on Illinois to Alabama flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Alabama?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Alabama.

  • Can I find deals for business class flights from Illinois to Alabama?

    Yes. Cheapflights offers flight deals from Illinois to Alabama by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Alabama?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Alabama (average of $376). Flying from Illinois to Alabama in March 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.

See more FAQs

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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.
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Top 6 airlines flying from Illinois to Alabama

Discover the top 6 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$125Average$197FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$157Average$344FlexibilityNo cancel feeOn-time71%
DeltaCheapest$198Average$400FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$208Average$434FlexibilityNo cancel feeOn-time69%
Spirit AirlinesCheapest$214Average$233FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$269Average$402FlexibilityNo cancel feeOn-time63%

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