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$105+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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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 April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(American Airlines)

One-way from

$105
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$337

Good round-trip deal

$357 or less

Good one-way deal

$139 or less
Provider with most accurate pricing for Birmingham-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Birmingham-Chicago (CHI) flights.
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From Birmingham to Illinois
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One-way flight from Birmingham to Illinois
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Highest demand for flights based on searches. 2% potential increase in price ($11 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 April 2025
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Price to beat on a round-trip flight from Birmingham to Illinois.
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Price to beat on a one-way flight from Birmingham to Illinois.
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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 April 4, 2025.

This American Airlines deal was found by Cheapflights users on 4/3. 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 5/288:23 amBHM - STL
1 stop4h 29mAmerican Airlines
Sat 5/315:00 amSTL - BHM
1 stop5h 42mAmerican Airlines
Deal found 4/3$237
This Delta deal was found by Cheapflights users on 4/3. 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 4/257:00 pmBHM - STL
1 stop4h 36mDelta
Sun 4/276:00 amSTL - BHM
1 stop4h 00mDelta
Deal found 4/3$279
This American Airlines deal was found by Cheapflights users on 4/3. 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 5/16:25 amBHM - ORD
Nonstop2h 16mAmerican Airlines
Tue 5/61:34 pmORD - BHM
1 stop5h 11mAmerican Airlines
Deal found 4/3$279
This Southwest deal was found by Cheapflights users on 4/4. 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.
Wed 5/147:25 amBHM - MDW
Nonstop1h 50mSouthwest
Mon 5/195:00 amMDW - BHM
1 stop9h 00mSouthwest
Deal found 4/4$285
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:57 amBHM - ORD
2 stops25h 43mSpirit Airlines
Tue 4/299:30 amORD - BHM
2 stops22h 32mSpirit Airlines
Deal found 4/2$285
This Delta deal was found by Cheapflights users on 4/3. 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 5/16:15 amBHM - MDW
1 stop6h 20mDelta
Tue 5/66:04 amMDW - BHM
1 stop3h 58mDelta
Deal found 4/3$289
This Delta deal was found by Cheapflights users on 4/3. 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 5/17:10 pmBHM - ORD
1 stop4h 49mDelta
Wed 5/710:30 amORD - BHM
1 stop6h 05mDelta
Deal found 4/3$289
This Mytrip deal was found by Cheapflights users on 4/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:57 amBHM - STL
3 stops26h 25mMultiple Airlines
Sun 4/276:10 pmSTL - BHM
1 stop13h 52mMultiple Airlines
Deal found 4/3$291
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Wed 4/307:30 amBHM - ORD
Nonstop2h 18mUnited Airlines
Fri 5/28:08 pmORD - BHM
Nonstop2h 07mUnited Airlines
Deal found 4/3$301
This Southwest deal was found by Cheapflights users on 4/3. 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.
Wed 5/1411:15 amBHM - STL
2 stops8h 40mSouthwest
Thu 5/157:45 amSTL - BHM
1 stop5h 25mSouthwest
Deal found 4/3$305
This Southwest deal was found by Cheapflights users on 4/3. 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 8/1811:25 amBHM - ORD
2 stops10h 05mSouthwest
Tue 8/267:30 amORD - BHM
1 stop7h 35mSouthwest
Deal found 4/3$310
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Fri 4/182:30 pmBHM - STL
1 stop5h 34mUnited Airlines
Tue 4/225:35 pmSTL - BHM
1 stop4h 40mUnited Airlines
Deal found 4/3$339

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 April 4, 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 5/28

8:23 am-12:52 pm

1 stop4h 29m

Lambert-St Louis

Sat 5/31

5:00 am-10:42 am

1 stop5h 42m

$237

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 4/25

7:00 pm-11:36 pm

1 stop4h 36m

Lambert-St Louis

Sun 4/27

6:00 am-10:00 am

1 stop4h 00m

$279

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 5/1

6:25 am-8:41 am

Nonstop2h 16m

Chicago O'Hare Intl

Tue 5/6

1:34 pm-6:45 pm

1 stop5h 11m

$279

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Wed 5/14

7:25 am-9:15 am

Nonstop1h 50m

Chicago Midway

Mon 5/19

5:00 am-2:00 pm

1 stop9h 00m

$285

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Fri 4/25

8:57 am-10:40 am

2 stops25h 43m

Chicago O'Hare Intl

Tue 4/29

9:30 am-8:02 am

2 stops22h 32m

$285

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Thu 5/1

6:15 am-12:35 pm

1 stop6h 20m

Chicago Midway

Tue 5/6

6:04 am-10:02 am

1 stop3h 58m

$289

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 5/1

7:10 pm-11:59 pm

1 stop4h 49m

Chicago O'Hare Intl

Wed 5/7

10:30 am-4:35 pm

1 stop6h 05m

$289

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 4/25

8:57 am-11:22 am

3 stops26h 25m

Lambert-St Louis

Sun 4/27

6:10 pm-8:02 am

1 stop13h 52m

$291

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Wed 4/30

7:30 am-9:48 am

Nonstop2h 18m

Chicago O'Hare Intl

Fri 5/2

8:08 pm-10:15 pm

Nonstop2h 07m

$301

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 5/14

11:15 am-7:55 pm

2 stops8h 40m

Lambert-St Louis

Thu 5/15

7:45 am-1:10 pm

1 stop5h 25m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 27 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, August is the cheapest month in which you can book a flight from Birmingham, Alabama to Illinois (average of $245). Flying from Birmingham, Alabama to Illinois in March is currently the most expensive (average of $321). 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 April 4, 2025.

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

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 April 4, 2025.

The most flights from BHM to USIL are scheduled on a Friday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 4, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Birmingham to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,275 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,619 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,890 reviews
Southwest
8.0
Very good
4,275 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • 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 Spirit Airlines ($105), Southwest ($127), and United Airlines ($127).

  • 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 GoJet (87%), Air New Zealand (87%) or Air Canada (82%) 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 $159. On average you can expect to pay $1,729. The most popular route, (Birmingham - Chicago O'Hare Intl), can usually be booked for $208.

  • 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, August is the cheapest month in which you can book a flight from Birmingham, Alabama to Illinois (average of $245). Flying from Birmingham, Alabama to Illinois in March is currently the most expensive (average of $321). 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.

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Alternative routes for Birmingham to Illinois

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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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$161Average$397FlexibilityNo cancel feeOn-time71%
DeltaCheapest$172Average$386FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$260Average$427FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$278Average$371FlexibilityNo cancel feeOn-time63%

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