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$75+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ORD
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
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 March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Southwest)

One-way from

$75
(FlightHub)

Popular in

November

Cheapest in

September

Average price

$352

Good round-trip deal

$324 or less

Good one-way deal

$173 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. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This Southwest deal was found by Cheapflights users on 3/1. 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 3/316:25 pmBHM - STL
1 stop4h 50mSouthwest
Mon 4/76:30 pmSTL - BHM
1 stop4h 15mSouthwest
Deal found 3/1$217
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Mon 3/177:11 pmBHM - STL
1 stop4h 45mAmerican Airlines
Fri 3/215:55 amSTL - BHM
1 stop4h 26mAmerican Airlines
Deal found 3/3$232
This Delta deal was found by Cheapflights users on 3/3. 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 4/115:20 amBHM - STL
1 stop4h 16mDelta
Sun 4/137:12 pmSTL - BHM
1 stop3h 41mDelta
Deal found 3/3$263
This American Airlines deal was found by Cheapflights users on 3/2. 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 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 5/68:29 amORD - BHM
Nonstop1h 58mAmerican Airlines
Deal found 3/2$275
This Mytrip deal was found by Cheapflights users on 3/2. 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.
Sat 3/223:55 pmBHM - ORD
1 stop8h 04mSpirit Airlines
Sun 3/305:10 amORD - BHM
1 stop27h 28mSpirit Airlines
Deal found 3/2$278
This Southwest deal was found by Cheapflights users on 3/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:50 pmBHM - MDW
Nonstop1h 50mSouthwest
Mon 5/55:10 amMDW - BHM
1 stop6h 35mSouthwest
Deal found 3/2$285
This Mytrip deal was found by Cheapflights users on 3/2. 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.
Tue 4/19:33 amBHM - STL
1 stop8h 19mMultiple Airlines
Mon 4/71:00 pmSTL - BHM
3 stops19h 38mMultiple Airlines
Deal found 3/2$294
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:00 amBHM - ORD
1 stop7h 47mDelta
Wed 5/73:49 pmORD - BHM
1 stop5h 58mDelta
Deal found 3/2$295
This Southwest deal was found by Cheapflights users on 3/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/15:00 amBHM - ORD
2 stops9h 05mSouthwest
Mon 5/55:45 pmORD - BHM
1 stop4h 50mSouthwest
Deal found 3/2$300
This Delta deal was found by Cheapflights users on 3/3. 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 4/184:18 pmBHM - MDW
1 stop6h 04mDelta
Sun 4/203:02 pmMDW - BHM
1 stop5h 56mDelta
Deal found 3/3$317
This Mytrip deal was found by Cheapflights users on 3/2. 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.
Thu 3/139:36 amBHM - ORD
2 stops26h 41mMultiple Airlines
Sun 3/167:42 pmORD - BHM
1 stop12h 59mMultiple Airlines
Deal found 3/2$370
This United Airlines deal was found by Cheapflights users on 3/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:03 pmBHM - STL
2 stops19h 17mUnited Airlines
Sat 5/318:05 amSTL - BHM
1 stop4h 39mUnited Airlines
Deal found 3/2$404

Find flights from Birmingham to Illinois within your budget

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 March 3, 2025.

Fly from

Birmingham

Fly to

Illinois

Route

Depart

Return

Price

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/31

6:25 pm-11:15 pm

1 stop4h 50m

Lambert-St Louis

Mon 4/7

6:30 pm-10:45 pm

1 stop4h 15m

$217

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/17

7:11 pm-11:56 pm

1 stop4h 45m

Lambert-St Louis

Fri 3/21

5:55 am-10:21 am

1 stop4h 26m

$232

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 4/11

5:20 am-9:36 am

1 stop4h 16m

Lambert-St Louis

Sun 4/13

7:12 pm-10:53 pm

1 stop3h 41m

$263

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 5/1

6:25 am-8:41 am

Nonstop2h 16m

Chicago O'Hare Intl

Tue 5/6

8:29 am-10:27 am

Nonstop1h 58m

$275

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Sat 3/22

3:55 pm-11:59 pm

1 stop8h 04m

Chicago O'Hare Intl

Sun 3/30

5:10 am-8:38 am

1 stop27h 28m

$278

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Thu 5/1

3:50 pm-5:40 pm

Nonstop1h 50m

Chicago Midway

Mon 5/5

5:10 am-11:45 am

1 stop6h 35m

$285

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 4/1

9:33 am-5:52 pm

1 stop8h 19m

Lambert-St Louis

Mon 4/7

1:00 pm-8:38 am

3 stops19h 38m

$294

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 5/1

6:00 am-1:47 pm

1 stop7h 47m

Chicago O'Hare Intl

Wed 5/7

3:49 pm-9:47 pm

1 stop5h 58m

$295

BirminghamChicago

BHM - ORD

BHMORD

Birmingham

Thu 5/1

5:00 am-2:05 pm

2 stops9h 05m

Chicago O'Hare Intl

Mon 5/5

5:45 pm-10:35 pm

1 stop4h 50m

$300

BirminghamChicago

BHM - MDW

BHMMDW

Birmingham

Fri 4/18

4:18 pm-10:22 pm

1 stop6h 04m

Chicago Midway

Sun 4/20

3:02 pm-8:58 pm

1 stop5h 56m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 26 results
1
2
3

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.

Travel insights for flights from Birmingham to Illinois

Get recent, data-driven insights about flights from Birmingham to Illinois including ideal travel times, pricing trends, and more.

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 $322). 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 March 3, 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.

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 March 3, 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
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Spirit Airlines
6.3
Okay
7,940 reviews
Southwest
8.1
Very good
4,333 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 ($75), United Airlines ($109), and Southwest ($138).

  • 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 Envoy Air (100%), Aer Lingus (87%) or GoJet (85%) 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 $143. On average you can expect to pay $501. The most popular route, (Birmingham - Chicago O'Hare Intl), can usually be booked for $153.

  • 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 $322). 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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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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$131Average$400FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$162Average$391FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$260Average$436FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$278Average$373FlexibilityNo cancel feeOn-time63%
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