What are the cheapest airlines flying from Peoria, Illinois to Baton Rouge round-trip?

United Airlines, at $329, was found to be the cheapest airline from Peoria, Illinois to Baton Rouge. An alternate airline flying to your destination would be American Airlines.

What is the cheapest day to fly from Peoria, Illinois to Baton Rouge?

Travelers seeking maximum savings on their Peoria, Illinois to Baton Rouge flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Peoria, Illinois to Baton Rouge?

Thursday flights are generally found to be more expensive for flights from Peoria, Illinois to Baton Rouge. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Baton Rouge.

What is the cheapest time of day to fly from PIA to BTR?

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

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

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

How can I find direct flights from Peoria to Baton Rouge?

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

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

Yes. Cheapflights offers flight deals from Peoria 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.

$329+ Flights from Peoria, IL to Baton Rouge

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Cheap flight deals from Peoria to Baton Rouge

Round-trip from	$329 (United Airlines)

From Greater Peoria to Baton Rouge Ryan

Search Deals

Find flight deals from Peoria to Baton Rouge

Cheapest flights from Peoria to Baton Rouge
Explore the most affordable flight options available from Peoria to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sat 8/233:55 pmPIA - BTR

2 stops7h 29mUnited Airlines

Tue 8/262:05 pmBTR - PIA

2 stops8h 10mUnited Airlines

Deal found 7/27

$329

Sat 8/237:00 amPIA - BTR

1 stop4h 47mAmerican Airlines

Tue 8/264:25 pmBTR - PIA

1 stop6h 51mAmerican Airlines

Deal found 7/26

$450

Best flights from Peoria to Baton Rouge
Discover carefully curated flight deals from Peoria to Baton Rouge that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sat 8/233:55 pmPIA - BTR

2 stops7h 29mUnited Airlines

Tue 8/262:05 pmBTR - PIA

2 stops8h 10mUnited Airlines

Deal found 7/27

$329

Sat 8/237:00 amPIA - BTR

1 stop4h 47mAmerican Airlines

Tue 8/264:25 pmBTR - PIA

1 stop6h 51mAmerican Airlines

Deal found 7/26

$450

Last-minute flights from Peoria to Baton Rouge
Discover last-minute flight deals from Peoria to Baton Rouge. Data last updated July 29, 2025 and is based on user searches.

Sat 8/233:55 pmPIA - BTR

2 stops7h 29mUnited Airlines

Tue 8/262:05 pmBTR - PIA

2 stops8h 10mUnited Airlines

Deal found 7/27

$329

Sat 8/237:00 amPIA - BTR

1 stop4h 47mAmerican Airlines

Tue 8/264:25 pmBTR - PIA

1 stop6h 51mAmerican Airlines

Deal found 7/26

$450

Fly from

Fly to

Route

Depart

Return

Price

PeoriaBaton Rouge

PIA - BTR

PIABTR

Greater Peoria

Sat 8/23

3:55 pm-11:24 pm

2 stops7h 29m

Baton Rouge Ryan

Tue 8/26

2:05 pm-10:15 pm

2 stops8h 10m

$329

PeoriaBaton Rouge

PIA - BTR

PIABTR

Greater Peoria

Sat 8/23

7:00 am-11:47 am

1 stop4h 47m

Baton Rouge Ryan

Tue 8/26

4:25 pm-11:16 pm

1 stop6h 51m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Peoria to Baton Rouge

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

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

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

Reviews of airlines servicing Baton Rouge

Get a feel of what it's like to fly with United Airlines and American Airlines from Peoria to Baton Rouge by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What are the cheapest airlines flying from Peoria, Illinois to Baton Rouge round-trip?
United Airlines, at $329, was found to be the cheapest airline from Peoria, Illinois to Baton Rouge. An alternate airline flying to your destination would be American Airlines.
Can I find deals for flights from Peoria to Baton Rouge that include hotel bookings?
Yes. In addition to deals on Peoria to Baton Rouge flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Peoria to Baton Rouge?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Baton Rouge.
Can I find deals for business class flights from Peoria to Baton Rouge?
Yes. Cheapflights offers flight deals from Peoria 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 Peoria, Illinois to Baton Rouge?
Currently, August is the cheapest month in which you can book a flight from Peoria, Illinois to Baton Rouge (average of $334). Flying from Peoria, 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

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Top airline flying from Peoria to Baton Rouge

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$576	Average$732	FlexibilityNo cancel fee	On-time71%

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$329+ Cheap flights from Peoria, IL to Baton Rouge (PIA - BTR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Peoria to Baton Rouge with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Peoria to Baton Rouge

Round-trip from

Find flight deals from Peoria to Baton Rouge

Cheapest flights from Peoria to Baton RougeExplore the most affordable flight options available from Peoria to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Peoria to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Peoria to Baton Rouge that are best for you.

Best time to book a flight from Peoria to Baton Rouge

Have a flexible travel schedule? Discover the best time to fly to Baton Rouge from Peoria with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Peoria to Baton Rouge

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

Reviews of airlines servicing Baton Rouge

Get a feel of what it's like to fly with United Airlines and American Airlines from Peoria to Baton Rouge by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Peoria 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 are the cheapest airlines flying from Peoria, Illinois to Baton Rouge round-trip?

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

How can I find direct flights from Peoria to Baton Rouge?

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

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

Traveling to a place near Baton Rouge?

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 Peoria to Baton Rouge

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Peoria to Baton Rouge

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Book with Flexibility

Travel Smart

Cheapest flights from Peoria to Baton Rouge
Explore the most affordable flight options available from Peoria to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.