How many flights depart from Alabama to Illinois on average per day?

152 flights are operational daily from Alabama to Illinois as of October 2025. The most popular departure time for this route is 1:00PM, with 53% of flights per day taking off at noon.

What is the cheapest airline that flies from Alabama to Illinois?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Alabama to Illinois

How long is the flight from Alabama to Illinois?

The flight from Alabama to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Huntsville (a popular airport in Alabama) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 2h 03m on average. If you fly from Birmingham (another popular airport in Alabama) to Chicago O'Hare Intl Airport, then the average flight time is 2h 09m.

How many flights depart from Alabama to Illinois on average per week?

The number of flights available between Alabama and Illinois is 1,066 per week as of October 2025. The most frequent departure day is Thu, with 18% of weekly flights leaving on this day.

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from Alabama according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Alabama to Illinois?

Prices for flights from Alabama to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Alabama to Illinois?

As of October 2025, there are 6 operators available to choose from for flights from Alabama to Illinois.

How old do you have to be to fly from Alabama to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alabama to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$38 Cheap Flights from Alabama to Illinois in 2025/26

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Find the cheapest flights from Alabama to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:40 pm - 1:38 pmATL-MDW

1h 58mnonstop

12:03 pm - 3:05 pmMDW-ATL

2h 02mnonstop

$77Frontier

Find Deal

Wed, Oct 22 - Mon, Oct 27

12:30 pm - 1:47 pmATL-ORD

2h 17mnonstop

5:45 pm - 9:07 pmORD-ATL

2h 22mnonstop

$77Frontier

Find Deal

Wed, Oct 22 - Sat, Oct 25

8:05 am - 8:55 amATL-STL

1h 50mnonstop

3:15 pm - 5:45 pmSTL-ATL

1h 30mnonstop

$187Southwest

Find Deal

Fri, Nov 7 - Sun, Nov 9

7:02 am - 8:05 amCHA-ORD

2h 03mnonstop

8:06 pm - 10:59 pmORD-CHA

1h 53mnonstop

$194United Airlines

Find Deal

Sat, Oct 25 - Mon, Oct 27

5:40 pm - 6:55 pmCHA-ORD

2h 15mnonstop

4:42 pm - 7:28 pmORD-CHA

1h 46mnonstop

$199United Airlines

Find Deal

Thu, Oct 23 - Sun, Oct 26

11:12 am - 4:38 pmCHA-MDW

6h 26m1 stop

10:49 am - 3:21 pmMDW-CHA

3h 32m1 stop

$209Delta

Find Deal

Tue, Nov 25 - Tue, Dec 2

1:32 pm - 4:47 pmCHA-ORD

4h 15m1 stop

6:45 am - 2:23 pmORD-CHA

6h 38m1 stop

$209Delta

Find Deal

Wed, Nov 26 - Tue, Dec 2

1:17 pm - 3:55 pmPNS-ORD

2h 38mnonstop

10:11 am - 12:41 pmORD-PNS

2h 30mnonstop

$213American Airlines

Find Deal

Mon, Nov 24 - Tue, Dec 2

6:00 am - 12:03 pmCHA-ORD

7h 03m1 stop

1:46 pm - 4:29 pmORD-CHA

1h 43mnonstop

$234American Airlines

Find Deal

Thu, Oct 23 - Sun, Oct 26

7:20 am - 9:10 amBHM-MDW

1h 50mnonstop

8:25 pm - 10:10 pmMDW-BHM

1h 45mnonstop

$279Southwest

Find Deal

Wed, Nov 5 - Wed, Nov 12

United Airlines flights from Alabama to Illinois

Our best United Airlines deals on Alabama to Illinois flight tickets

United Airlines

Oct 25

CHA7:02 amChattanooga Lovell Field

2h 03m

ORD8:05 amChicago O'Hare Intl

Oct 27

ORD8:06 pmChicago O'Hare Intl

1h 53m

CHA10:59 pmChattanooga Lovell Field

$194

Find similar

United Airlines

Oct 23

CHA5:40 pmChattanooga Lovell Field

2h 15m

ORD6:55 pmChicago O'Hare Intl

Oct 26

ORD4:42 pmChicago O'Hare Intl

1h 46m

CHA7:28 pmChattanooga Lovell Field

$199

Find similar

United Airlines

Nov 1

CHA12:10 pmChattanooga Lovell Field

2h 04m

ORD1:14 pmChicago O'Hare Intl

Nov 6

ORD10:35 amChicago O'Hare Intl

1h 48m

CHA1:23 pmChattanooga Lovell Field

$208

Find similar

Frontier flights from Alabama to Illinois

Our best Frontier deals on Alabama to Illinois flight tickets

Frontier

Oct 22

ATL12:30 pmAtlanta Hartsfield-Jackson

2h 17m

ORD1:47 pmChicago O'Hare Intl

Oct 25

ORD5:45 pmChicago O'Hare Intl

2h 22m

ATL9:07 pmAtlanta Hartsfield-Jackson

$77

Find similar

Frontier

Oct 21

ATL3:21 pmAtlanta Hartsfield-Jackson

2h 19m

ORD4:40 pmChicago O'Hare Intl

Oct 29

ORD12:37 pmChicago O'Hare Intl

2h 04m

ATL3:41 pmAtlanta Hartsfield-Jackson

$78

Find similar

Frontier

Oct 25

ATL10:17 pmAtlanta Hartsfield-Jackson

2h 12m

ORD11:29 pmChicago O'Hare Intl

Oct 26

ORD5:05 amChicago O'Hare Intl

2h 08m

ATL8:13 amAtlanta Hartsfield-Jackson

$79

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AtlantaChicago

ATL - MDW

ATLMDW

Atlanta Hartsfield-Jackson

Wed 10/22

12:40 pm-1:38 pm

Nonstop1h 58m

Chicago Midway

Mon 10/27

12:03 pm-3:05 pm

Nonstop2h 02m

$77

AtlantaChicago

ATL - ORD

ATLORD

Atlanta Hartsfield-Jackson

Wed 10/22

12:30 pm-1:47 pm

Nonstop2h 17m

Chicago O'Hare Intl

Sat 10/25

5:45 pm-9:07 pm

Nonstop2h 22m

$77

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 11/7

8:05 am-8:55 am

Nonstop1h 50m

Lambert-St Louis

Sun 11/9

3:15 pm-5:45 pm

Nonstop1h 30m

$187

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 10/25

7:02 am-8:05 am

Nonstop2h 03m

Chicago O'Hare Intl

Mon 10/27

8:06 pm-10:59 pm

Nonstop1h 53m

$194

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 10/23

5:40 pm-6:55 pm

Nonstop2h 15m

Chicago O'Hare Intl

Sun 10/26

4:42 pm-7:28 pm

Nonstop1h 46m

$199

ChattanoogaChicago

CHA - MDW

CHAMDW

Chattanooga Lovell Field

Tue 11/25

11:12 am-4:38 pm

1 stop6h 26m

Chicago Midway

Tue 12/2

10:49 am-3:21 pm

1 stop3h 32m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Wed 11/26

1:32 pm-4:47 pm

1 stop4h 15m

Chicago O'Hare Intl

Tue 12/2

6:45 am-2:23 pm

1 stop6h 38m

$209

PensacolaChicago

PNS - ORD

PNSORD

Pensacola

Mon 11/24

1:17 pm-3:55 pm

Nonstop2h 38m

Chicago O'Hare Intl

Tue 12/2

10:11 am-12:41 pm

Nonstop2h 30m

$213

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 10/23

6:00 am-12:03 pm

1 stop7h 03m

Chicago O'Hare Intl

Sun 10/26

1:46 pm-4:29 pm

Nonstop1h 43m

$234

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Wed 11/5

7:20 am-9:10 am

Nonstop1h 50m

Chicago Midway

Wed 11/12

8:25 pm-10:10 pm

Nonstop1h 45m

$279

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alabama to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Alabama is in September. Flight prices, which tend to average around $293, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $301.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Alabama to Illinois is on a Thursday when prices can be found for as low as $420. Flights from Alabama to Illinois on a Monday will generally be more expensive and average around $651. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Alabama to Illinois during this time can be as low as $290. Flights at noon are often more expensive with an average ticket price of $793.

What is the cheapest Alabama to Illinois flight route?

Fly from Gulf Shores Jack Edwards to Belleville for the best Alabama - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Alabama when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Alabama for as low as $294 on momondo.

What cabin class options are available on Alabama to Illinois flights?

There are 4 cabin classes available to choose from on Alabama to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Alabama to Illinois flights?

No. A direct flight is the cheapest option for a flight between Alabama to Illinois.

Cheap Alabama to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alabama to Illinois

Best Price Found	$154
Fastest flight time	1h 37m
Direct flights	Every day
Airports in Illinois	2 airports

The best one-way flight to Illinois from Alabama in the past 72 hours is $154. The best round-trip flight deal from Alabama to Illinois found on momondo in the last 72 hours is $283.

The fastest flight from Alabama to Illinois takes 1h 37m

Direct flights go from Alabama to Illinois every day.

There are 2 airports near Illinois: Chicago Midway (MDW), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Alabama to Illinois?
Prices for flights from Alabama to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Alabama to Illinois?
As of October 2025, there are 6 operators available to choose from for flights from Alabama to Illinois.
How old do you have to be to fly from Alabama to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alabama to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Alabama to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Alabama to Illinois is Canadair (Bombardier) Regional Jet CRJ-550 (23.64% of total bookings). The next most popular plane models are Embraer 170 (13.52%), Canadair (Bombardier) Regional Jet 700 (11.47%), and Embraer 175 (Enhanced Winglets) (10.06%).

Best airlines flying from Alabama to Illinois

Compare and see reviews for airlines that fly from Alabama to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $82	Free Cancellation	Rating 7.2 697 reviews	Search Allegiant Air flights
Delta	PriceFrom $131	Free Cancellation	Rating 7.9 7,969 reviews	Search Delta flights
American Airlines	PriceFrom $148	Free Cancellation	Rating 7.2 11,043 reviews	Search American Airlines flights
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 8,968 reviews	Search United Airlines flights
Southwest	PriceFrom $260	Free Cancellation	Rating 8.0 4,237 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Alabama to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Alabama.

Can I find flights from Alabama to Illinois with flexible booking policies on momondo?

Flights from Alabama to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Alabama to Illinois?

Once you have performed a search for Alabama to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Alabama to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Alabama are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Illinois trip

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Find better results for your trip to Illinois

Popular cities in Illinois

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Cheap flights from Alabama to Illinois from $38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alabama to Illinois departing on 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Alabama to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Alabama to Illinois

Our best United Airlines deals on Alabama to Illinois flight tickets

Frontier flights from Alabama to Illinois

Our best Frontier deals on Alabama to Illinois flight tickets

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Use the filters below to find and compare flights from Alabama to Illinois that are best for you.

See travel insights to Illinois from

How to get the cheapest flight ticket from Alabama to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Alabama to Illinois during this time can be as low as $290. Flights at noon are often more expensive with an average ticket price of $793.

What is the cheapest Alabama to Illinois flight route?

Fly from Gulf Shores Jack Edwards to Belleville for the best Alabama - Illinois flight prices

How far in advance should I book a flight to Illinois?

What cabin class options are available on Alabama to Illinois flights?

There are 4 cabin classes available to choose from on Alabama to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Alabama to Illinois flights?

No. A direct flight is the cheapest option for a flight between Alabama to Illinois.

What is the cheapest airline that flies from Alabama to Illinois?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Alabama to Illinois

What airlines fly to Illinois?

How many flights depart from Alabama to Illinois on average per day?

152 flights are operational daily from Alabama to Illinois as of October 2025. The most popular departure time for this route is 1:00PM, with 53% of flights per day taking off at noon.

How many flights depart from Alabama to Illinois on average per week?

The number of flights available between Alabama and Illinois is 1,066 per week as of October 2025. The most frequent departure day is Thu, with 18% of weekly flights leaving on this day.

How long is the flight from Alabama to Illinois?

Cheap Alabama to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alabama to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Alabama to Illinois?

How many operators does momondo search for flights from Alabama to Illinois?

How old do you have to be to fly from Alabama to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Alabama to Illinois?

Best airlines flying from Alabama to Illinois

Compare and see reviews for airlines that fly from Alabama to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Alabama to Illinois?

Can I find flights from Alabama to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Alabama to Illinois?

I’m not ready to book a flight from Alabama to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo