$239+ Cheap flights from Baton Rouge to Ontario (BTR - ONT)
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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — ONT
Dec 6 — Dec 131
Round-trip
1 adult, Economy
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Find cheap flights from Baton Rouge to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baton Rouge to Ontario
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Cheapest flights from Baton Rouge to OntarioExplore the most affordable flight options available from Baton Rouge to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2026.
Explore the most affordable flight options available from Baton Rouge to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2026.
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/107:33 pm -
1 stop6h 15m
Sun 12/1310:32 am -
1 stop6h 31m
Deal found 11/4![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/165:47 am -
1 stop5h 55m
Sat 12/1911:59 pm -
1 stop8h 12m
Deal found 11/3![American Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 11/4. 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 12/101:52 pm -
1 stop10h 03m
Sun 12/135:04 pm -
2 stops14h 32m
Deal found 11/4![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/225:30 am -
1 stop6h 17m
Fri 11/277:00 am -
1 stop7h 55m
Deal found 11/5![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/103:56 pm -
1 stop8h 03m
Sun 12/136:40 pm -
2 stops12h 15m
Deal found 11/4![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/222:01 pm -
2 stops10h 47m
Fri 11/276:00 am -
1 stop5h 26m
Deal found 11/5![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/195:00 am -
2 stops9h 29m
Mon 11/236:00 am -
1 stop7h 38m
Deal found 11/4![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/197:32 pm -
1 stop6h 27m
Mon 11/232:09 pm -
1 stop6h 47m
Deal found 11/4![American Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Sat 11/286:00 am -
1 stop7h 38m
Deal found 11/4![United Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/237:32 pm -
1 stop6h 27m
Fri 11/276:00 am -
1 stop6h 13m
Deal found 11/4![American Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Fri 11/276:00 am -
2 stops11h 43m
Deal found 11/4![United Airlines logo]()
$516
Best flights from Baton Rouge to OntarioDiscover carefully curated flight deals from Baton Rouge to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2026.
Discover carefully curated flight deals from Baton Rouge to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2026.
This Delta deal was found by Cheapflights users on 11/3. 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.
Wed 12/161:52 pm -
2 stops12h 05m
Sat 12/1910:35 pm -
1 stop9h 21m
Deal found 11/3![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/222:01 pm -
2 stops10h 47m
Fri 11/276:00 am -
1 stop5h 26m
Deal found 11/5![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Fri 11/276:00 am -
1 stop5h 26m
Deal found 11/4![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Sat 11/286:00 am -
1 stop7h 38m
Deal found 11/4![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 4/243:55 pm -
1 stop7h 26m
Tue 4/276:00 am -
1 stop5h 22m
Deal found 11/2![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 11/5. 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 1/286:06 pm -
1 stop6h 09m
Mon 2/16:00 am -
1 stop7h 20m
Deal found 11/5![United Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 11/5. 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 1/279:35 am -
2 stops13h 25m
Mon 2/16:00 am -
1 stop7h 20m
Deal found 11/5![United Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:00 am -
2 stops9h 34m
Sat 12/55:45 am -
1 stop7h 30m
Deal found 11/3![United Airlines logo]()
$539
Last-minute flights from Baton Rouge to OntarioDiscover last-minute flight deals from Baton Rouge to Ontario. Data last updated November 6, 2026 and is based on user searches.
Discover last-minute flight deals from Baton Rouge to Ontario. Data last updated November 6, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/195:00 am -
2 stops9h 29m
Mon 11/236:00 am -
1 stop7h 38m
Deal found 11/4![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/197:32 pm -
1 stop6h 27m
Mon 11/232:09 pm -
1 stop6h 47m
Deal found 11/4![American Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/225:30 am -
1 stop6h 17m
Fri 11/277:00 am -
1 stop7h 55m
Deal found 11/5![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/222:01 pm -
2 stops10h 47m
Fri 11/276:00 am -
1 stop5h 26m
Deal found 11/5![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Sat 11/286:00 am -
1 stop7h 38m
Deal found 11/4![United Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/237:32 pm -
1 stop6h 27m
Fri 11/276:00 am -
1 stop6h 13m
Deal found 11/4![American Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/235:00 am -
2 stops9h 29m
Fri 11/276:00 am -
2 stops11h 43m
Deal found 11/4![United Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/107:33 pm -
1 stop6h 15m
Sun 12/1310:32 am -
1 stop6h 31m
Deal found 11/4![American Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 11/4. 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 12/101:52 pm -
1 stop10h 03m
Sun 12/135:04 pm -
2 stops14h 32m
Deal found 11/4![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/103:56 pm -
1 stop8h 03m
Sun 12/136:40 pm -
2 stops12h 15m
Deal found 11/4![United Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/165:47 am -
1 stop5h 55m
Sat 12/1911:59 pm -
1 stop8h 12m
Deal found 11/3![American Airlines logo]()
$403
One-way flights from Baton Rouge to OntarioSearch for one-way flight options from Baton Rouge to Ontario. Find affordable one-way fares based on user searches. Data last updated November 6, 2026.
Search for one-way flight options from Baton Rouge to Ontario. Find affordable one-way fares based on user searches. Data last updated November 6, 2026.
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 12/81:52 pm -
1 stop9h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 11/3. 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.
Sun 1/314:24 pm -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 12/123:56 pm -
1 stop8h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/85:00 am -
2 stops9h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 11/6. 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.
Tue 12/11:52 pm -
1 stop9h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/216:02 pm -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/92:05 pm -
2 stops9h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$350
This Delta deal was found by Cheapflights users on 11/2. 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.
Fri 12/113:59 pm -
1 stop7h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/15:00 am -
2 stops12h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![United Airlines logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:25 pm -
2 stops11h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Alaska Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sun 12/139:35 am -
2 stops13h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/25:00 am -
2 stops12h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$444
Find flight deals from Baton Rouge to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Baton Rouge (BTR) to Ontario (ONT). 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 November 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (American Airlines) |
One-way from | $239 (Delta) |
Popular in | February |
Cheapest in | September |
Average price | $483 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baton Rouge to Ontario 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 7,457,451 searches. Data last updated November 6, 2026.
Use the filters below to find and compare flights from Baton Rouge to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Tue 2/2
1:52 pm-9:43 pm
1 stop9h 51m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$239
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Wed 1/27
6:00 am-11:55 am
1 stop7h 55m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$239
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Sun 1/31
4:24 pm-9:43 pm
1 stop7h 19m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$274
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Sat 12/12
3:56 pm-9:59 pm
1 stop8h 03m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$295
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Sun 12/13
3:59 pm-9:55 pm
1 stop7h 56m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$320
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Sun 12/13
3:56 pm-9:59 pm
1 stop8h 03m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$334
Quickest round-trip
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Sun 2/21
6:02 pm-9:59 pm
1 stop5h 57m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$334
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Tue 12/1
5:00 am-3:35 pm
2 stops12h 35m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$364
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Wed 12/16
1:52 pm-11:57 pm
2 stops12h 05m
Ontario
Sat 12/19
10:35 pm-9:56 am
1 stop9h 21m
$424
Baton RougeOntario
BTR Baton Rouge Ryan - ONT Ontario
BTRONT
Baton Rouge Ryan
Wed 12/2
5:00 am-3:35 pm
2 stops12h 35m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$444
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Baton Rouge to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baton Rouge to Ontario in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baton Rouge-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baton Rouge-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baton Rouge-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Baton Rouge-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baton Rouge-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Baton Rouge to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Baton Rouge with our price prediction graph.
BTR-ONT
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.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated November 6, 2026.
Read reviews from past customers who have flown American Airlines from Baton Rouge to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.9
Overall
7.0
Boarding
7.4
Comfort
7.2
Food
6.4
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Crew
7.9
Overall
7.0
Boarding
7.4
Comfort
7.2
Food
6.4
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Related info for your journey
Find useful and relevant information for your journey from Baton Rouge to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Baton Rouge to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baton Rouge to Ontario by cabin class
Find flights from Baton Rouge to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 6, 2026.
Baton Rouge and Ontario flights
Browse other Baton Rouge and Ontario flight options. Last updated on November 6, 2026.
Other flights from Baton Rouge
Browse through other flights departing from Baton Rouge. Flights are based on user searches made on Cheapflights and were last updated on November 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Baton Rouge to Ontario
Discover the top airline that operate flights from Baton Rouge to Ontario. 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 7,457,451 searches. Data last updated November 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$358 | Average$515 | FlexibilityNo cancel fee | On-time71% |