$193 Cheap Flights from Ontario to Baton Rouge
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Flights from Ontario to Baton Rouge
Cheap flight deals from Ontario to Baton Rouge Starting at $193
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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One way
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Fri, May 2 | Delta Air Lines
BTR 5:45 PM9h 7m1 stopsSIN 12:52 AMBaton Rouge - Ontario | Tue, May 6 | Delta Air Lines$273 $47142% OFF42% OFF$471 $273 -
ONT 12:46 PM7h 36m1 stopsBTR 10:22 PMOntario - Baton Rouge | Wed, Mar 26 | Delta Air Lines
BTR 6:00 AM7h 36m1 stopsSIN 11:36 AMBaton Rouge - Ontario | Tue, Apr 1 | Delta Air Lines$277 $47141% OFF41% OFF$471 $277
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ONT 12:07 PM8h 19m1 stopsBTR 10:26 PMOntario - Baton Rouge | Wed, Apr 16 | Delta Air Lines
BTR 6:00 AM6h 57m1 stopsSIN 10:57 AMBaton Rouge - Ontario | Tue, Apr 22 | Delta Air Lines$286 $47139% OFF39% OFF$471 $286
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Fri, Apr 25 | Delta Air Lines
BTR 5:45 PM9h 7m1 stopsSIN 12:52 AMBaton Rouge - Ontario | Mon, Apr 28 | Delta Air Lines$30535% OFF$471 $305
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ONT 12:46 PM7h 36m1 stopsBTR 10:22 PMOntario - Baton Rouge | Tue, Mar 25 | Delta Air Lines
BTR 5:45 PM8h 20m1 stopsSIN 12:05 AMBaton Rouge - Ontario | Mon, Mar 31 | Delta Air Lines$32731% OFF$471 $327
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ONT 12:42 PM7h 52m1 stopsBTR 10:34 PMOntario - Baton Rouge | Wed, Apr 9 | Delta Air Lines
BTR 2:03 PM7h 25m1 stopsSIN 7:28 PMBaton Rouge - Ontario | Tue, Apr 15 | Delta Air Lines$34527% OFF$471 $345
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ONT 6:10 AM5h 20m1 stopsBTR 1:30 PMOntario - Baton Rouge | Tue, Apr 29 | United Airlines
BTR 12:04 PM8h 44m1 stopsSIN 6:48 PMBaton Rouge - Ontario | Tue, May 6 | United Airlines$36423% OFF$471 $364 -
ONT 6:08 AM5h 10m1 stopsBTR 1:18 PMOntario - Baton Rouge | Fri, May 2 | United Airlines
BTR 2:00 PM8h 3m1 stopsSIN 8:03 PMBaton Rouge - Ontario | Tue, May 6 | United Airlines$36622% OFF$471 $366
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ONT 6:10 AM5h 20m1 stopsBTR 1:30 PMOntario - Baton Rouge | Wed, Apr 2 | United Airlines
BTR 5:30 PM6h 28m1 stopsSIN 9:58 PMBaton Rouge - Ontario | Tue, Apr 8 | United Airlines$36722% OFF$471 $367
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ONT 6:10 AM5h 20m1 stopsBTR 1:30 PMOntario - Baton Rouge | Tue, Apr 1 | United Airlines
BTR 5:30 PM6h 28m1 stopsSIN 9:58 PMBaton Rouge - Ontario | Tue, Apr 8 | United Airlines$36722% OFF$471 $367
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ONT 1:00 PM17h 25m1 stopsBTR Invalid DateOntario - Baton Rouge | Sun, Mar 23 | Normal Airline
BTR 3:00 PM6hNonstopONT 4:00 PMBaton Rouge - Ontario | Tue, Mar 25 | Normal AirlineFind More FlightsFind More Flights
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Fri, May 2 | Delta Air Lines$193 $25825% OFF25% OFF$258 $193
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ONT 7:00 AM8h1 stopsBTR 5:00 PMOntario - Baton Rouge | Tue, Apr 1 | Delta Air Lines$195 $25825% OFF25% OFF$258 $195
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Sun, Apr 27 | Delta Air Lines$197 $25824% OFF24% OFF$258 $197
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Fri, Apr 18 | Delta Air Lines$19823% OFF$258 $198
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ONT 12:46 PM7h 36m1 stopsBTR 10:22 PMOntario - Baton Rouge | Wed, Mar 26 | Delta Air Lines$19923% OFF$258 $199
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ONT 12:42 PM7h 38m1 stopsBTR 10:20 PMOntario - Baton Rouge | Mon, Apr 7 | Delta Air Lines$19923% OFF$258 $199
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ONT 10:15 PM9h 21m1 stopsBTR 9:36 AMOntario - Baton Rouge | Sat, Apr 26 | Delta Air Lines$19923% OFF$258 $199
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ONT 10:00 PM9h 34m1 stopsBTR 9:34 AMOntario - Baton Rouge | Tue, May 13 | Delta Air Lines$19923% OFF$258 $199
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ONT 12:16 PM7h 58m1 stopsBTR 10:14 PMOntario - Baton Rouge | Wed, May 14 | Delta Air Lines$19923% OFF$258 $199
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ONT 12:07 PM8h 19m1 stopsBTR 10:26 PMOntario - Baton Rouge | Wed, Apr 23 | Delta Air Lines$20122% OFF$258 $201
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ONT 1:00 PM17h 25m1 stopsBTR Invalid DateOntario - Baton Rouge | Sun, Mar 23 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When are flight tickets from Ontario (ONT) to Baton Rouge (BTR) the cheapest?
Airlines adjust prices for flights from Ontario to Baton Rouge based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Ontario (ONT) to Baton Rouge (BTR) cost?
According to Trip.com's data, the lowest price is around $486. -
What is the transportation method from the main airport to downtown in Baton Rouge?
- The distance from BTR Airport to downtown is about 8 km. It takes about 20 minutes by taxi.
How to find a cheap flight from Ontario to Baton Rouge
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ontario to Baton Rouge. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Ontario to Baton Rouge ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Ontario to Baton Rouge for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $193 for a one-way ticket on Fri, May 2.
Compare cheap Ontario to Baton Rouge flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Ontario to Baton Rouge. The most affordable airline currently operating on this route is Delta Air Lines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Ontario to Baton Rouge route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Ontario to Baton Rouge flight deals and promo codes.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Ontario to Baton Rouge to access exclusive deals just for you.
Flight Info | Ontario to Baton Rouge
| Cheapest one-way flight price | $148 |
|---|---|
| Off-season for travel | February |
| Peak season for travel | January |
| Flight distance | 10,117.66 km |
| Popular airline | United Airlines |
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