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Baton Rouge

$169+ Cheap flights from Illinois to Baton Rouge (BTR)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BTR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Baton Rouge

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Baton Rouge (BTR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$249
(Delta)

One-way from

$169
(Delta)
From Illinois to Baton Rouge Ryan
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One-way flight from Illinois to Baton Rouge Ryan
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Find flight deals from Illinois to Baton Rouge

Cheapest flights from Illinois to Baton Rouge
Explore the most affordable flight options available from Illinois to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Delta deal was found by Cheapflights users on 1/21. 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.
Wed 4/25:03 pmMLI - BTR
1 stop5h 19mDelta
Wed 4/95:45 pmBTR - MLI
1 stop4h 43mDelta
Deal found 1/21$249
This Delta deal was found by Cheapflights users on 1/20. 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 3/711:15 amORD - BTR
1 stop5h 44mDelta
Sun 3/97:35 amBTR - ORD
1 stop5h 45mDelta
Deal found 1/20$284
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 1/314:30 pmORD - BTR
1 stop5h 25mAmerican Airlines
Sun 2/27:12 amBTR - ORD
1 stop7h 03mAmerican Airlines
Deal found 1/19$289
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:15 amSTL - BTR
1 stop5h 03mUnited Airlines
Sat 5/105:05 amBTR - STL
1 stop4h 51mUnited Airlines
Deal found 1/21$319
This Delta deal was found by Cheapflights users on 1/20. 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 1/256:00 amMDW - BTR
1 stop7h 36mDelta
Mon 1/275:47 pmBTR - MDW
1 stop4h 33mDelta
Deal found 1/20$334
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3111:15 amORD - BTR
2 stops10h 37mUnited Airlines
Sat 4/55:00 amBTR - ORD
1 stop6h 31mUnited Airlines
Deal found 1/21$359
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 4/175:40 pmSTL - BTR
1 stop4h 21mDelta
Sun 4/2010:31 amBTR - STL
1 stop5h 56mDelta
Deal found 1/21$359
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Fri 2/712:57 pmBMI - BTR
2 stops8h 58mAmerican Airlines
Mon 2/104:22 pmBTR - BMI
1 stop5h 03mAmerican Airlines
Deal found 1/20$431
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 5/35:00 pmEVV - BTR
1 stop5h 01mDelta
Wed 5/76:00 amBTR - EVV
1 stop4h 55mDelta
Deal found 1/21$449
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/34:27 pmEVV - BTR
1 stop5h 29mAmerican Airlines
Wed 5/77:18 amBTR - EVV
2 stops7h 11mAmerican Airlines
Deal found 1/21$454
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/26:30 amMLI - BTR
2 stops10h 22mUnited Airlines
Tue 4/82:05 pmBTR - MLI
2 stops20h 07mUnited Airlines
Deal found 1/21$524
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/275:20 pmPIA - BTR
2 stops28h 09mUnited Airlines
Tue 3/117:19 amBTR - PIA
2 stops9h 23mUnited Airlines
Deal found 1/21$528

Find flights from Illinois to Baton Rouge within your budget

Customize your flight search to find flights from Illinois to Baton Rouge 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MolineBaton Rouge

MLI - BTR

MLIBTR

Moline Quad-City

Wed 4/2

5:03 pm-10:22 pm

1 stop5h 19m

Baton Rouge Ryan

Wed 4/9

5:45 pm-10:28 pm

1 stop4h 43m

$249

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

Fri 3/7

11:15 am-4:59 pm

1 stop5h 44m

Baton Rouge Ryan

Sun 3/9

7:35 am-1:20 pm

1 stop5h 45m

$284

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

Fri 1/31

4:30 pm-9:55 pm

1 stop5h 25m

Baton Rouge Ryan

Sun 2/2

7:12 am-2:15 pm

1 stop7h 03m

$289

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Tue 5/6

6:15 am-11:18 am

1 stop5h 03m

Baton Rouge Ryan

Sat 5/10

5:05 am-9:56 am

1 stop4h 51m

$319

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

Mon 3/31

11:15 am-9:52 pm

2 stops10h 37m

Baton Rouge Ryan

Sat 4/5

5:00 am-11:31 am

1 stop6h 31m

$359

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Thu 4/17

5:40 pm-10:01 pm

1 stop4h 21m

Baton Rouge Ryan

Sun 4/20

10:31 am-4:27 pm

1 stop5h 56m

$359

ChicagoBaton Rouge

MDW - BTR

MDWBTR

Chicago Midway

Fri 4/4

12:48 pm-7:49 pm

1 stop7h 01m

Baton Rouge Ryan

Tue 4/8

5:45 pm-10:21 pm

1 stop4h 36m

$398

BloomingtonBaton Rouge

BMI - BTR

BMIBTR

Bloomington-Normal

Fri 2/7

12:57 pm-9:55 pm

2 stops8h 58m

Baton Rouge Ryan

Mon 2/10

4:22 pm-9:25 pm

1 stop5h 03m

$431

EvansvilleBaton Rouge

EVV - BTR

EVVBTR

Evansville Dress Regional

Sat 5/3

5:00 pm-10:01 pm

1 stop5h 01m

Baton Rouge Ryan

Wed 5/7

6:00 am-10:55 am

1 stop4h 55m

$449

EvansvilleBaton Rouge

EVV - BTR

EVVBTR

Evansville Dress Regional

Sat 5/3

4:27 pm-9:56 pm

1 stop5h 29m

Baton Rouge Ryan

Wed 5/7

7:18 am-2:29 pm

2 stops7h 11m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 21 results
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2
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Best time to book a flight from Illinois to Baton Rouge

Have a flexible travel schedule? Discover the best time to fly to Baton Rouge from Illinois 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 Illinois to Baton Rouge

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

What is the cheapest month to book a flight from Illinois to Baton Rouge?

Currently, August is the cheapest month in which you can book a flight from Illinois to Baton Rouge (average of $334). Flying from Illinois to Baton Rouge in March is currently the most expensive (average of $455). 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 IL to BTR?

Find hourly flight availability from Illinois to Baton Rouge. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

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

Rainfall in Baton Rouge by month

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

In terms of precipitation, rainfall in Baton Rouge ranges from 3.4 - 6.0 inches per month. July is typically the wettest month, when rainfall can reach 6.0 in. October is typically the driest time to visit Baton Rouge when rainfall is around 3.4 in.

Temperature in Baton Rouge by month

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

If weather is an important factor for your trip to Baton Rouge, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Baton Rouge

Get insights into the airlines that provide service to Baton Rouge. 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 Baton Rouge. Reviews last updated January 21, 2025.
To help decide which airline to fly from Illinois to Baton Rouge, see what other customers have to say about Delta, United Airlines and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,985 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Illinois to Baton Rouge. 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 into for flights to Baton Rouge from Illinois?

    For a flight from Illinois to Baton Rouge, you will be flying into Ryan. Baton Rouge Ryan (BTR) is just 5.8 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Baton Rouge one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $169. Users have also found prices from $220 and $321 on United Airlines and American Airlines, respectively.

  • What are the most popular routes from Illinois to Baton Rouge?

    The most popular route from Illinois to Baton Rouge is Chicago O'Hare Intl - Baton Rouge Ryan. You may also consider Moline Quad-City - Baton Rouge Ryan or Bloomington-Normal - Baton Rouge Ryan.

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

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

  • How can I find direct flights from Illinois to Baton Rouge?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Baton Rouge 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 Illinois to Baton Rouge?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Baton Rouge (average of $334). Flying from Illinois to Baton Rouge in March is currently the most expensive (average of $455). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Port Allen

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Alternative routes for Illinois to Baton Rouge

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Top 3 airlines flying from Illinois to Baton Rouge

Discover the top 3 airlines that operate flights from Illinois to Baton Rouge. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$247Average$413FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$529FlexibilityNo cancel feeOn-time71%
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