Cheap flights from Ontario to Baton Rouge (ONT - BTR) from $239

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — BTR
Apr 16 — Apr 231

Cheap flight deals from Ontario to Baton Rouge

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 April 11, 2024.

Popular in

November

Cheapest in

February

Round-trip from

$326

One-way from

$281
High demand for flights, 32% potential price rise
Best time to find cheap flights, 47% potential price drop
From Ontario to Baton Rouge Ryan
One-way flight from Ontario to Baton Rouge Ryan

What is the cheapest day to fly round-trip from Ontario to Baton Rouge?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 110% when planning your travel around this day of the week.

How far in advance should I book a flight from Ontario to Baton Rouge?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 52 days in advance, which can save you up to 162% on flights from Ontario to Baton Rouge compared to booking the week you need them. Waiting 52 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $434. For sooner than that we have options available in the next 3 days from $774.

What is the cheapest month to fly from Ontario to Baton Rouge?

Flights from Ontario to Baton Rouge lean towards being more expensive in May. Prices are generally better when you fly from Ontario to Baton Rouge in September, with the cheapest ticket starting at $191.

When is the cheapest time to fly from Ontario to Baton Rouge (ONT - BTR)?

It’s optimal to fly from Ontario to Baton Rouge at noon. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the morning.

Cheap Delta flights from Ontario to Baton Rouge

Explore cheap flight options specifically provided by Delta for the route between Ontario and Baton Rouge. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Ontario to Baton Rouge. Make sure to double check the flight details before booking.
Tue 8/2712:45 pmONT - BTR
1 stop7h 08mDelta
Sat 8/315:00 pmBTR - ONT
1 stop7h 12mDelta
Deal found 4/10$348
Fri 8/910:59 pmONT - BTR
1 stop8h 35mDelta
Thu 8/153:10 pmBTR - ONT
1 stop9h 02mDelta
Deal found 4/11$403
Fri 5/1710:00 pmONT - BTR
1 stop9h 28mDelta
Sun 5/196:30 amBTR - ONT
1 stop7h 10mDelta
Deal found 4/10$668
Thu 4/1812:35 pmONT - BTR
1 stop7h 19mDelta
Sun 4/212:20 pmBTR - ONT
1 stop7h 21mDelta
Deal found 4/10$693
Wed 8/712:45 pmONT - BTR
1 stop7h 08mDelta
Tue 8/133:10 pmBTR - ONT
1 stop9h 02mDelta
Deal found 4/11$1,143
Thu 8/810:59 pmONT - BTR
1 stop8h 35mDelta
Wed 8/1412:40 pmBTR - ONT
1 stop8h 25mDelta
Deal found 4/11$1,488

Cheap American Airlines flights from Ontario to Baton Rouge

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Baton Rouge. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Some of the lowest-priced American Airlines flights we've found at this time heading from Ontario to Baton Rouge. Deals frequently update to provide users with more options.
Wed 5/2910:34 amONT - BTR
1 stop6h 40mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop5h 56mAmerican Airlines
Deal found 4/11$406
Wed 5/2912:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop8h 08mAmerican Airlines
Deal found 4/11$411
Wed 5/2912:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 6/25:44 amBTR - ONT
2 stops8h 03mAmerican Airlines
Deal found 4/11$633
Fri 4/1911:59 pmONT - BTR
1 stop7h 51mAmerican Airlines
Sat 4/2012:17 pmBTR - ONT
1 stop7h 50mAmerican Airlines
Deal found 4/10$752
Fri 5/102:50 pmONT - BTR
1 stop7h 09mAmerican Airlines
Mon 5/137:45 pmBTR - ONT
1 stop6h 11mAmerican Airlines
Deal found 4/11$758
Wed 5/110:46 amONT - BTR
1 stop7h 44mAmerican Airlines
Mon 5/67:45 pmBTR - ONT
1 stop6h 11mAmerican Airlines
Deal found 4/10$787
Thu 5/1611:59 pmONT - BTR
1 stop8h 04mAmerican Airlines
Sun 5/195:44 amBTR - ONT
1 stop8h 08mAmerican Airlines
Deal found 4/10$868
Fri 5/179:30 amONT - BTR
2 stops12h 29mAmerican Airlines
Sun 5/195:44 amBTR - ONT
1 stop5h 56mAmerican Airlines
Deal found 4/10$898
Thu 5/1612:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 5/197:45 pmBTR - ONT
1 stop6h 11mAmerican Airlines
Deal found 4/10$983

Cheap Ontario to Baton Rouge flights in April & May 2024

Find cheap flight options from Ontario to Baton Rouge specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,194,136 searches. Prices were last updated on April 11, 2024.
These are some of the best deals we've found on flights to Baton Rouge in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 5/1010:00 pmONT - BTR
1 stop9h 28mDelta
Sun 5/125:26 pmBTR - ONT
1 stop7h 21mDelta
Deal found 4/10$348
Wed 5/2910:34 amONT - BTR
1 stop6h 40mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop5h 56mAmerican Airlines
Deal found 4/11$406
Wed 5/2912:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop8h 08mAmerican Airlines
Deal found 4/11$411
Wed 4/246:00 amONT - BTR
2 stops11h 26mUnited Airlines
Sat 4/272:15 pmBTR - ONT
2 stops10h 49mUnited Airlines
Deal found 4/10$508
Wed 5/2912:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 6/25:44 amBTR - ONT
2 stops8h 03mAmerican Airlines
Deal found 4/11$633
Sun 4/146:00 amONT - BTR
2 stops11h 26mUnited Airlines
Tue 4/162:15 pmBTR - ONT
2 stops10h 49mUnited Airlines
Deal found 4/10$668
Thu 4/1812:35 pmONT - BTR
1 stop7h 19mDelta
Sun 4/212:20 pmBTR - ONT
1 stop7h 21mDelta
Deal found 4/10$693
Fri 4/1911:59 pmONT - BTR
1 stop7h 51mAmerican Airlines
Sat 4/2012:17 pmBTR - ONT
1 stop7h 50mAmerican Airlines
Deal found 4/10$752
Fri 5/102:50 pmONT - BTR
1 stop7h 09mAmerican Airlines
Mon 5/137:45 pmBTR - ONT
1 stop6h 11mAmerican Airlines
Deal found 4/11$758

Ontario to Baton Rouge 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Baton Rouge in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
These are some of the best deals we've found on flights to Baton Rouge in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 8/2712:45 pmONT - BTR
1 stop7h 08mDelta
Sat 8/315:00 pmBTR - ONT
1 stop7h 12mDelta
Deal found 4/10$348
Tue 8/275:15 amONT - BTR
2 stops12h 11mUnited Airlines
Sat 8/315:20 pmBTR - ONT
1 stop6h 01mUnited Airlines
Deal found 4/9$383
Tue 8/275:15 amONT - BTR
2 stops12h 11mUnited Airlines
Sat 8/319:50 amBTR - ONT
2 stops9h 32mUnited Airlines
Deal found 4/9$388
Fri 8/910:59 pmONT - BTR
1 stop8h 35mDelta
Thu 8/153:10 pmBTR - ONT
1 stop9h 02mDelta
Deal found 4/11$403
Wed 5/2910:34 amONT - BTR
1 stop6h 40mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop5h 56mAmerican Airlines
Deal found 4/11$406
Wed 5/2912:53 pmONT - BTR
2 stops9h 06mAmerican Airlines
Sun 6/25:44 amBTR - ONT
1 stop8h 08mAmerican Airlines
Deal found 4/11$411
Tue 8/276:00 amONT - BTR
1 stop5h 26mUnited Airlines
Sat 8/319:50 amBTR - ONT
2 stops13h 12mUnited Airlines
Deal found 4/10$475
Sun 7/286:00 amONT - BTR
1 stop7h 53mUnited Airlines
Sun 8/45:20 pmBTR - ONT
1 stop5h 51mUnited Airlines
Deal found 4/10$488
Thu 9/196:02 amONT - BTR
1 stop5h 19mUnited Airlines
Sun 9/225:20 pmBTR - ONT
1 stop6h 01mUnited Airlines
Deal found 4/10$498

Ontario to Baton Rouge flights leaving soon

Find last-minute flight options from Ontario to Baton Rouge for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Users seeking a last-minute flight from Ontario to Baton Rouge should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 4/1812:35 pmONT - BTR
1 stop7h 19mDelta
Sun 4/212:20 pmBTR - ONT
1 stop7h 21mDelta
Deal found 4/10$693
Fri 4/1911:59 pmONT - BTR
1 stop7h 51mAmerican Airlines
Sat 4/2012:17 pmBTR - ONT
1 stop7h 50mAmerican Airlines
Deal found 4/10$752
Fri 4/196:00 amONT - BTR
2 stops15h 59mAlaska Airlines
Sun 4/215:44 amBTR - ONT
2 stops12h 04mAlaska Airlines
Deal found 4/10$1,038
Thu 4/185:00 pmONT - BTR
2 stops14h 50mAlaska Airlines
Sun 4/215:44 amBTR - ONT
2 stops12h 04mAlaska Airlines
Deal found 4/10$1,253

One-way flights to Baton Rouge from Ontario

Search for one-way flight options from Ontario to Baton Rouge. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,194,136 searches. Data last updated April 11, 2024.
Users traveling one-way from Ontario to Baton Rouge can select one of these great deals. Users needing a return flight from Ontario to Baton Rouge should utilize the search form above.
Tue 4/2312:35 pmONT - BTR
1 stop7h 19mDelta
Deal found 4/10$239
Sat 9/216:02 amONT - BTR
1 stop5h 19mUnited Airlines
Deal found 4/10$281
Fri 4/1912:35 pmONT - BTR
1 stop7h 19mDelta
Deal found 4/10$289
Sat 9/214:28 pmONT - BTR
2 stops15h 22mAlaska Airlines
Deal found 4/10$339
Tue 4/2312:53 pmONT - BTR
1 stop5h 37mAmerican Airlines
Deal found 4/11$379

Find flights from Ontario to Baton Rouge within your budget

Customize your flight search to find flights from Ontario 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 3,194,136 searches. Data last updated April 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$348 - $498

Route

Depart

Return

Price

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Tue 8/27

1 stop7h 08m

Baton Rouge Ryan

Sat 8/31

1 stop7h 12m

$348

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Tue 8/27

2 stops12h 11m

Baton Rouge Ryan

Sat 8/31

1 stop6h 01m

$383

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Tue 8/27

2 stops12h 11m

Baton Rouge Ryan

Sat 8/31

2 stops9h 32m

$388

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Fri 8/9

1 stop8h 35m

Baton Rouge Ryan

Thu 8/15

1 stop9h 02m

$403

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Wed 5/29

1 stop6h 40m

Baton Rouge Ryan

Sun 6/2

1 stop5h 56m

$406

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Wed 5/29

2 stops9h 06m

Baton Rouge Ryan

Sun 6/2

1 stop8h 08m

$411

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Tue 8/27

1 stop5h 26m

Baton Rouge Ryan

Sat 8/31

2 stops13h 12m

$475

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Sun 7/28

1 stop7h 53m

Baton Rouge Ryan

Sun 8/4

1 stop5h 51m

$488

OntarioBaton Rouge Ryan

ONT - BTR

ONTBTR

Ontario

Thu 9/19

1 stop5h 19m

Baton Rouge Ryan

Sun 9/22

1 stop6h 01m

$498

Flights are sorted by cheapest first

Deals found on 4/10

When is the cheapest time to fly from Ontario to Baton Rouge?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Baton Rouge. Price data was last updated on April 7, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Baton Rouge flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Baton Rouge by month

Plan your trip from Ontario to Baton Rouge by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Baton Rouge is currently $305 while a round-trip flight costs $422. Price data was last updated on April 7, 2024.

Currently, September is the cheapest month in which you can book a flight from Ontario to Baton Rouge (average of $326). Flying from Ontario to Baton Rouge in March is currently the most expensive (average of $438). 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.

January

$332

February

$377

March

$438

April

$426

May

$430

June

$435

July

$418

August

$366

September

$326

October

$348

November

$390

December

$353

Temperature and rainfall in Baton Rouge by month

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

BTR

Temperature

51.8 - 82.4 °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 April 11, 2024.
Read reviews from past customers who have flown Delta, American Airlines and United Airlines from Ontario to Baton Rouge. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,065 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Food

7.3

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

8.1
Very good
9,065 reviews
8.1
Very good
9,065 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Food

7.3

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

8.1
Very good
11,206 reviews
8.1
Very good
9,065 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Food

7.3

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

7.4
Good
11,391 reviews
8.1
Very good
9,065 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Food

7.3

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

7.3
Good
15,011 reviews
8.1
Very good
9,065 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Food

7.3

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Related info for your journey

Find useful and relevant information for your journey from Ontario to Baton Rouge. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Ontario to Baton Rouge for under $400 on Cheapflights?

    Yes, there are multiple flights from Ontario to Baton Rouge for under $400. The cheapest flight booked recently is on Delta for just $348, but on average you can expect to pay $552.

  • Are there last-minute flights available from Ontario to Baton Rouge for under $700?

    There are currently 4+ open flights from Ontario to Baton Rouge within the next 7 days for less than $700.

  • What are the cheapest airlines flying from Ontario to Baton Rouge round-trip?

    Currently priced at $348, Delta will fly you from Ontario to Baton Rouge and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $383 and $406, respectively. Users have found that Delta is 37% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $239 on Delta. Other airlines that offer cheap prices include United Airlines from $281 and Alaska Airlines from $339 one-way.

  • What does ONT to BTR mean?

    This is defined as Ontario Airport (ONT) and Baton Rouge Ryan Airport (BTR). Codes like Baton Rouge Ryan Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Ontario to Baton Rouge that include extra baggage allowance?

    The amount of baggage you can bring depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Baton Rouge with specific airlines?

    Yes, Cheapflights allows you to browse and filter flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to see available direct flights.

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

    Yes. Cheapflights offers flight deals from Ontario 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.

  • Can I find deals for flights from Ontario to Baton Rouge that allow pets onboard?

    Many airlines do offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Baton Rouge?

    Yes, you can often find last-minute deals on Ontario to Baton Rouge flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Baton Rouge flight deals updated?

    The Ontario to Baton Rouge flight deals you see on this page were last updated on 4/11.

See more FAQs

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Alternative routes for Ontario to Baton Rouge
See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Ontario to Baton Rouge

Discover the top airline that operate flights from Ontario 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 3,194,136 searches. Data last updated April 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$373Average$534FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Ontario to Baton Rouge by cabin class

Find flights from Ontario to Baton Rouge, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Baton Rouge?

Cheapflights helps you search for flights from Ontario to Baton Rouge via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Baton Rouge?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Baton Rouge for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Baton Rouge with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Baton Rouge flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Baton Rouge become cheaper?

Yes! Start tracking prices for Ontario to Baton Rouge flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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