$258 Cheap Flights from Peoria (PIA) to Baton Rouge (BTR)

View $258 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Peoria, IL (PIA-Greater Peoria Regional) to Baton Rouge Metropolitan Airport (BTR)

Cheap Flights from Peoria to Baton Rouge (PIA-BTR)

Prices were available within the past 7 days and start at $258 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$289 Roundtrip, found 6 days ago
$289
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $289 found 6 days ago
United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $319 found 6 days ago
United
Tue, Oct 28 - Sat, Nov 8
PIA
Peoria
BTR
Baton Rouge
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 28 from Peoria to Baton Rouge, returning Sat, Nov 8, priced at $329 found 6 days ago
United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$333 Roundtrip, found 6 days ago
$333
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $333 found 6 days ago
United
Tue, Oct 28 - Tue, Nov 11
PIA
Peoria
BTR
Baton Rouge
$359 Roundtrip, found 6 days ago
$359
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 28 from Peoria to Baton Rouge, returning Tue, Nov 11, priced at $359 found 6 days ago
United
Sat, Nov 1 - Wed, Nov 19
PIA
Peoria
BTR
Baton Rouge
$389 Roundtrip, found 6 days ago
$389
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 1 from Peoria to Baton Rouge, returning Wed, Nov 19, priced at $389 found 6 days ago
United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$391 Roundtrip, found 6 days ago
$391
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $391 found 6 days ago
American Airlines
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$393 Roundtrip, found 6 days ago
$393
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $393 found 6 days ago
United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$403 Roundtrip, found 6 days ago
$403
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $403 found 6 days ago
United
Thu, Oct 2 - Sat, Oct 4
PIA
Peoria
BTR
Baton Rouge
$405 Roundtrip, found 6 days ago
$405
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Peoria to Baton Rouge, returning Sat, Oct 4, priced at $405 found 6 days ago
Flights from Peoria (PIA) to Baton Rouge (BTR)
Origin airport
Greater Peoria Regional
Destination airport
Baton Rouge Metropolitan
Airlines serving
American Airlines, United
Roundtrip price
$289
Distance
704 mi

Peoria to Baton Rouge Flights

The cheapest times to fly from Peoria to Baton Rouge

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Peoria to Baton Rouge are during the month of October. You can find some of the cheapest flights from Peoria to Baton Rouge with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Peoria to Baton Rouge

Sunday is one of the best days to book for cheap flights from Peoria to Baton Rouge: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Peoria to Baton Rouge

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Peoria to Baton Rouge in 2025. You can also book with separate airlines for your outbound and return journeys, from $258 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Peoria to Baton Rouge flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Peoria to Baton Rouge airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR) cost?
Grab a cheap one-way flight from $258 or cheap return flight from $289 from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR)?
October is the most affordable month to fly from PIA to BTR. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from PIA to BTR. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR)?
There aren't any daily nonstop flights from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from PIA to BTR?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR)?
To arrive at Baton Rouge Metropolitan Airport (BTR) on time, opt for a flight that takes off from Greater Peoria Regional Airport (PIA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR) last-minute?
Holding off until right before your break to book a flight from PIA to BTR often results in higher prices. While you might find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a PIA to BTR flight and hotel package?
Securing a PIA to BTR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Greater Peoria Regional Airport (PIA) to Baton Rouge Metropolitan Airport (BTR)?
If you reserved your PIA to BTR flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.