HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$121+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Birmingham to Illinois 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.

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 October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/29. 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 12/206:41 pmBHM - ORD
Nonstop2h 28mAmerican Airlines
Wed 12/244:25 pmORD - BHM
Nonstop2h 00mAmerican Airlines
Deal found 10/29$270
This Southwest deal was found by Cheapflights users on 10/28. 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.
Mon 12/157:20 amBHM - MDW
Nonstop1h 50mSouthwest
Thu 12/187:45 amMDW - BHM
Nonstop1h 45mSouthwest
Deal found 10/28$279
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:30 amBHM - ORD
Nonstop2h 18mUnited Airlines
Mon 12/87:54 pmORD - BHM
Nonstop2h 05mUnited Airlines
Deal found 10/29$279
This Delta deal was found by Cheapflights users on 10/28. 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 12/610:46 amBHM - STL
1 stop5h 22mDelta
Mon 12/85:12 pmSTL - BHM
1 stop5h 31mDelta
Deal found 10/28$280
This Southwest deal was found by Cheapflights users on 10/28. 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.
Sat 12/66:40 amBHM - STL
1 stop8h 15mSouthwest
Mon 12/88:25 amSTL - BHM
2 stops8h 10mSouthwest
Deal found 10/28$285
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/1512:03 pmBHM - ORD
1 stop5h 59mAmerican Airlines
Thu 12/188:40 pmORD - BHM
Nonstop2h 04mAmerican Airlines
Deal found 10/28$289
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/2711:05 amBHM - MDW
1 stop5h 34mDelta
Tue 12/210:49 amMDW - BHM
1 stop4h 28mDelta
Deal found 10/28$290
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/236:05 amBHM - ORD
1 stop7h 09mAmerican Airlines
Wed 12/316:40 amORD - BHM
1 stop5h 41mAmerican Airlines
Deal found 10/29$290
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/2510:52 amBHM - STL
1 stop5h 24mAmerican Airlines
Wed 11/266:45 pmSTL - BHM
1 stop4h 59mAmerican Airlines
Deal found 10/29$299
This Delta deal was found by Cheapflights users on 10/29. 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 12/154:22 pmBHM - ORD
1 stop5h 34mDelta
Thu 12/186:45 amORD - BHM
1 stop5h 27mDelta
Deal found 10/29$299
This Southwest deal was found by Cheapflights users on 10/28. 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.
Mon 12/155:35 amBHM - ORD
1 stop7h 25mSouthwest
Thu 12/181:45 pmORD - BHM
2 stops9h 35mSouthwest
Deal found 10/28$304
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:30 amBHM - STL
1 stop6h 55mUnited Airlines
Tue 12/911:10 amSTL - BHM
1 stop5h 09mUnited Airlines
Deal found 10/28$307

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$241
(American Airlines)

One-way from

$121
(Southwest)

Popular in

March

Cheapest in

September

Average price

$314

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. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 29, 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

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 1/21

9:23 am-4:07 pm

1 stop6h 44m

Lambert-St Louis

Sat 1/24

9:59 am-2:45 pm

1 stop4h 46m

$257

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 1/21

9:23 am-4:07 pm

1 stop6h 44m

Lambert-St Louis

Mon 1/26

6:00 am-11:52 am

1 stop5h 52m

$280

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Sat 12/6

10:46 am-4:08 pm

1 stop5h 22m

Lambert-St Louis

Mon 12/8

5:12 pm-10:43 pm

1 stop5h 31m

$280

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Sat 12/6

6:40 am-2:55 pm

1 stop8h 15m

Lambert-St Louis

Mon 12/8

8:25 am-4:35 pm

2 stops8h 10m

$285

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Tue 12/2

9:30 am-11:48 am

Nonstop2h 18m

Chicago O'Hare Intl

Thu 12/4

7:54 pm-9:59 pm

Nonstop2h 05m

$289

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Thu 11/27

11:05 am-4:39 pm

1 stop5h 34m

Chicago Midway

Tue 12/2

10:49 am-3:17 pm

1 stop4h 28m

$290

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Mon 12/15

1:30 pm-9:05 pm

2 stops7h 35m

Chicago Midway

Thu 12/18

7:45 am-9:30 am

Nonstop1h 45m

$294

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Sat 1/17

2:00 pm-7:40 pm

1 stop5h 40m

Chicago Midway

Mon 1/19

8:40 pm-10:25 pm

Nonstop1h 45m

$299

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Sun 12/7

7:30 am-2:25 pm

1 stop6h 55m

Lambert-St Louis

Tue 12/9

11:10 am-4:19 pm

1 stop5h 09m

$307

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 1/21

6:00 pm-11:39 pm

1 stop5h 39m

Lambert-St Louis

Sun 1/25

3:45 pm-9:14 pm

1 stop5h 29m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
1
2
3
...
6

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 October 29, 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.

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 October 29, 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
4,241 reviews

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

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
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

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
7,992 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

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
8,999 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

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
11,032 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

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 18m. Delta provides one of the quickest options available for as low as $289. 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 cheapest airlines to fly from Birmingham, Alabama to Illinois one-way?

    The cheapest airlines for a one-way flight from Birmingham, Alabama to Illinois are United Airlines ($121), Delta ($127), and Southwest ($134).

  • 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 (98%), Air Canada (95%) or United Airlines (93%) 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 $181. On average you can expect to pay $800. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Birmingham to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to John F Kennedy Intl flights
Atlanta to LaGuardia flights
Atlanta to Las Vegas flights
Atlanta to Newark flights
Atlanta to Los Angeles flights
Atlanta to O'Hare Intl flights
Atlanta to Fort Lauderdale flights
Atlanta to Miami flights
Atlanta to Dallas/Fort Worth flights
Atlanta to Denver flights
Atlanta to Reagan-National flights
Atlanta to Midway flights
Atlanta to Sky Harbor Intl flights
Atlanta to Boston flights
Atlanta to Seattle flights
Atlanta to San Francisco flights
Atlanta to Dulles Intl flights
Atlanta to Baltimore flights
Atlanta to Hobby flights
Atlanta to Orlando flights
Atlanta to Philadelphia flights
Atlanta to New Orleans flights
Atlanta to Salt Lake City flights
Atlanta to George Bush Intcntl flights
Atlanta to Austin flights
Atlanta to Honolulu flights
Atlanta to Tampa flights
Atlanta to San Diego flights
Atlanta to Detroit flights
Atlanta to West Palm Beach flights
Atlanta to St. Louis flights
Atlanta to San Antonio flights
Birmingham to LaGuardia flights
Atlanta to Love Field flights
Atlanta to Raleigh flights
Atlanta to Jacksonville flights
Atlanta to Minneapolis flights
Atlanta to Cleveland flights
Atlanta to Fort Myers flights
Atlanta to Cincinnati flights
Chattanooga to LaGuardia flights
Atlanta to Portland flights
Atlanta to Ontario flights
Chattanooga to John F Kennedy Intl flights
Atlanta to Columbus flights
Atlanta to Buffalo flights
Atlanta to Santa Ana flights
Pensacola to Orlando flights
Atlanta to Kansas City flights
Birmingham to Las Vegas flights

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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$131Average$512FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$352FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$251Average$420FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$260Average$371FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.