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$117+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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Find flight deals from Birmingham to Illinois

Cheapest flights from Birmingham to Illinois
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 November 24, 2025.

This Delta deal was found by Cheapflights users on 11/23. 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.
Tue 12/166:40 amBHM - STL
1 stop4h 05mDelta
Wed 12/179:30 amSTL - BHM
1 stop5h 47mDelta
Deal found 11/23$257
This Southwest deal was found by Cheapflights users on 11/21. 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 12/235:00 pmBHM - MDW
Nonstop1h 55mSouthwest
Tue 12/307:45 amMDW - BHM
Nonstop1h 45mSouthwest
Deal found 11/21$257
This American Airlines deal was found by Cheapflights users on 11/22. 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 12/1711:14 amBHM - ORD
Nonstop2h 17mAmerican Airlines
Wed 12/244:25 pmORD - BHM
Nonstop2h 00mAmerican Airlines
Deal found 11/22$257
This Delta deal was found by Cheapflights users on 11/21. 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.
Tue 12/237:20 pmBHM - ORD
1 stop4h 42mDelta
Tue 12/305:30 amORD - BHM
1 stop4h 31mDelta
Deal found 11/21$277
This Delta deal was found by Cheapflights users on 11/22. 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.
Sat 12/139:07 amBHM - STL
1 stop3h 33mDelta
Mon 12/156:00 amSTL - BHM
1 stop6h 12mDelta
Deal found 11/22$294
This Delta deal was found by Cheapflights users on 11/23. 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.
Sat 12/138:01 amBHM - STL
1 stop4h 39mDelta
Sun 1/43:41 pmSTL - BHM
1 stop4h 12mDelta
Deal found 11/23$307
This American Airlines deal was found by Cheapflights users on 11/22. 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.
Tue 12/236:34 amBHM - ORD
Nonstop2h 18mAmerican Airlines
Sun 1/412:10 amORD - BHM
1 stop7h 36mAmerican Airlines
Deal found 11/22$311
This Delta deal was found by Cheapflights users on 11/22. 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 12/1710:56 amBHM - ORD
1 stop5h 52mDelta
Wed 12/249:41 amORD - BHM
1 stop7h 12mDelta
Deal found 11/22$338
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/276:34 amBHM - ORD
Nonstop2h 18mAmerican Airlines
Thu 1/18:50 pmORD - BHM
Nonstop2h 04mAmerican Airlines
Deal found 11/23$339
This American Airlines deal was found by Cheapflights users on 11/22. 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 12/216:41 pmBHM - ORD
Nonstop2h 28mAmerican Airlines
Thu 1/14:10 pmORD - BHM
Nonstop2h 01mAmerican Airlines
Deal found 11/22$341
This Delta deal was found by Cheapflights users on 11/23. 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.
Sat 12/277:20 pmBHM - ORD
1 stop4h 42mDelta
Thu 1/15:31 pmORD - BHM
1 stop5h 00mDelta
Deal found 11/23$344
This American Airlines deal was found by Cheapflights users on 11/22. 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 12/136:23 amBHM - ORD
Nonstop2h 22mAmerican Airlines
Fri 12/1911:50 pmORD - BHM
Nonstop2h 01mAmerican Airlines
Deal found 11/22$349

Cheap flight deals from Birmingham to Illinois

Keep the following information in mind while searching for Birmingham to Illinois flight deals. Data was last updated November 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$233
(American Airlines)

One-way from

$117
(Southwest)

Popular in

November

Cheapest in

September

Average price

$441

Good round-trip deal

$356 or less

Good one-way deal

$177 or less
Provider with most accurate pricing for Birmingham-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-Chicago (CHI) flights.
Search Deals
From Birmingham to Illinois
Search Deals
One-way flight from Birmingham to Illinois
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Birmingham to Illinois.
Search Deals
Price to beat on a one-way flight from Birmingham to Illinois.
Search Deals

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 November 24, 2025.
Use the filters below to find and compare flights from Birmingham to Illinois that are best for you.

Fly from

Birmingham

Fly to

Illinois

Route

Depart

Return

Price

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 2/19

5:36 pm-8:00 pm

Nonstop2h 24m

Chicago O'Hare Intl

Sat 2/21

2:50 pm-4:52 pm

Nonstop2h 02m

$233

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Tue 2/17

6:10 am-12:48 pm

1 stop6h 38m

Chicago Midway

Sat 2/21

11:00 am-5:52 pm

1 stop6h 52m

$253

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Thu 2/19

5:22 pm-10:42 pm

1 stop5h 20m

Chicago Midway

Sat 2/21

11:01 am-2:44 pm

1 stop3h 43m

$253

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 2/19

6:10 am-1:22 pm

1 stop7h 12m

Chicago O'Hare Intl

Sat 2/21

2:03 pm-9:08 pm

1 stop7h 05m

$253

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Tue 2/17

6:00 pm-11:57 pm

1 stop5h 57m

Chicago O'Hare Intl

Sat 2/21

6:30 pm-10:52 pm

1 stop4h 22m

$253

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Tue 12/23

5:00 pm-6:55 pm

Nonstop1h 55m

Chicago Midway

Tue 12/30

7:45 am-9:30 am

Nonstop1h 45m

$257

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 12/16

10:56 am-4:06 pm

1 stop5h 10m

Lambert-St Louis

Wed 12/17

2:02 pm-6:31 pm

1 stop4h 29m

$257

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Tue 12/23

7:20 pm-12:02 am

1 stop4h 42m

Chicago O'Hare Intl

Tue 12/30

5:30 am-10:01 am

1 stop4h 31m

$277

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Sat 12/13

9:07 am-12:40 pm

1 stop3h 33m

Lambert-St Louis

Mon 12/15

6:00 am-12:12 pm

1 stop6h 12m

$294

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Thu 1/8

7:20 am-9:15 am

Nonstop1h 55m

Chicago Midway

Fri 1/9

8:45 pm-10:30 pm

Nonstop1h 45m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Showing 1-10 of 52 results
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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.
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

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 June is currently the most expensive (average of $219). 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 November 24, 2025.

It’s optimal to fly from Birmingham, Alabama to Illinois in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

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 November 24, 2025.

The most flights from BHM to USIL are scheduled on a Monday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 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 November 24, 2025.
Read through reviews of airlines operating flights from Birmingham to Illinois, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,252 reviews

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,997 reviews
Southwest
8.0
Very good
4,252 reviews

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,036 reviews
Southwest
8.0
Very good
4,252 reviews

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,046 reviews
Southwest
8.0
Very good
4,252 reviews

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • What airport do you fly from for flights from Birmingham to Illinois?

    Located just 4.3 mi from the city center, Birmingham (BHM) is the airport most travelers will use when flying to Illinois from Birmingham.

  • How long is the flight from Birmingham, Alabama to Illinois?

    A quick flight from Birmingham, Alabama to Illinois can take about 2h 24m. American Airlines provides one of the quickest options available for as low as $233. Birmingham, Alabama and Illinois are separated by a distance of 585 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Birmingham, Alabama to Illinois?

    When deciding which route to take from Birmingham, Alabama to Illinois consider Birmingham - Chicago O'Hare Intl, Birmingham - Chicago Midway or Birmingham - Lambert-St Louis as they are the most popular.

  • What are the most reliable airlines from Birmingham, Alabama to Illinois?

    Consider Republic Airways (95%), Qatar Airways (89%) or Air Canada (89%) when booking your flight. These represent the most reliable airlines when flying from Birmingham, Alabama to Illinois.

  • What are the cheapest flights from Birmingham, Alabama to Illinois?

    The cheapest flight price from Birmingham, Alabama to Illinois is $146. On average you can expect to pay $526. The most popular route, (Birmingham - Chicago O'Hare Intl), can usually be booked for $253.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Birmingham to Illinois 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 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 June is currently the most expensive (average of $219). 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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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 November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$131Average$537FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$349FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$251Average$403FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$260Average$377FlexibilityNo cancel feeOn-time63%

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