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$85+ Cheap flights from Louisiana to Ontario

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — YYZ
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Louisiana to Ontario

Keep the following information in mind while searching for Louisiana to Ontario flight deals. Data was last updated July 31, 2025.

Round-trip from

$208
(Mytrip)

One-way from

$85
(Mytrip)

Popular in

April

Cheapest in

March

Average price

$640

Good round-trip deal

$738 or less

Good one-way deal

$509 or less
From Louisiana to Ontario
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One-way flight from Louisiana to Ontario
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High demand for flights, 8% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Louisiana to Ontario.
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Price to beat on a one-way flight from Louisiana to Ontario.
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Find flight deals from Louisiana to Ontario

Cheapest flights from Louisiana to Ontario
Explore the most affordable flight options available from Louisiana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/138:19 pmMSY - YYZ
1 stop16h 46mMultiple Airlines
Sat 9/206:30 amYYZ - MSY
1 stop13h 23mMultiple Airlines
Deal found 7/30$208
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:20 amMSY - YUL
1 stop8h 00mMultiple Airlines
Wed 9/106:45 amYUL - MSY
2 stops17h 10mMultiple Airlines
Deal found 7/30$309
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:44 pmMSY - YTZ
1 stop21h 33mMultiple Airlines
Sun 9/289:10 amYTZ - MSY
2 stops11h 08mMultiple Airlines
Deal found 7/31$351
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/135:20 amMSY - YOW
1 stop10h 37mMultiple Airlines
Sat 9/204:25 pmYOW - MSY
1 stop7h 15mMultiple Airlines
Deal found 7/30$375
This Delta deal was found by Cheapflights users on 7/31. 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.
Mon 9/156:50 pmMSY - YUL
1 stop14h 16mDelta
Sat 9/207:00 amYUL - MSY
1 stop27h 35mDelta
Deal found 7/31$469
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/35:34 pmMSY - YUL
1 stop15h 24mAmerican Airlines
Mon 9/812:31 pmYUL - MSY
1 stop12h 17mAmerican Airlines
Deal found 7/31$579
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/205:39 pmBTR - YUL
2 stops15h 12mAmerican Airlines
Mon 8/2510:31 amYUL - BTR
2 stops12h 20mAmerican Airlines
Deal found 7/31$621
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 10/315:07 amBTR - YUL
2 stops12h 43mUnited Airlines
Mon 11/39:25 amYUL - BTR
2 stops14h 19mUnited Airlines
Deal found 7/30$683
This lastminute.com deal was found by Cheapflights users on 7/30. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/313:40 pmBTR - YUL
1 stop7h 18mWestJet
Mon 11/36:45 amYUL - BTR
2 stops27h 52mWestJet
Deal found 7/30$715
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/42:05 pmBTR - YYZ
1 stop7h 31mUnited Airlines
Mon 9/83:59 pmYYZ - BTR
1 stop8h 25mUnited Airlines
Deal found 7/29$752
This Priceline deal was found by Cheapflights users on 7/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:10 amMLU - YYZ
1 stop9h 39mWestJet
Sun 9/216:15 amYYZ - MLU
1 stop6h 58mWestJet
Deal found 7/31$787
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/2510:14 amMLU - YYZ
2 stops11h 49mAmerican Airlines
Mon 9/296:49 amYYZ - MLU
1 stop12h 05mAmerican Airlines
Deal found 7/31$801

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana 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 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Louisiana to Ontario that are best for you.

Fly from

Louisiana

Fly to

Ontario

Route

Depart

Return

Price

New OrleansToronto

MSY - YYZ

MSYYYZ

New Orleans Louis Armstrong

Sat 9/13

8:19 pm-2:05 pm

1 stop16h 46m

Toronto Pearson Intl

Sat 9/20

6:30 am-6:53 pm

1 stop13h 23m

$208

New OrleansMontreal

MSY - YUL

MSYYUL

New Orleans Louis Armstrong

Thu 9/4

5:20 am-2:20 pm

1 stop8h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 9/10

6:45 am-10:55 pm

2 stops17h 10m

$309

New OrleansToronto

MSY - YTZ

MSYYTZ

New Orleans Louis Armstrong

Thu 9/25

1:44 pm-12:17 pm

1 stop21h 33m

Toronto Island

Sun 9/28

9:10 am-7:18 pm

2 stops11h 08m

$351

New OrleansOttawa

MSY - YOW

MSYYOW

New Orleans Louis Armstrong

Sat 9/13

5:20 am-4:57 pm

1 stop10h 37m

Ottawa

Sat 9/20

4:25 pm-10:40 pm

1 stop7h 15m

$375

New OrleansMontreal

MSY - YUL

MSYYUL

New Orleans Louis Armstrong

Mon 9/15

6:50 pm-10:06 am

1 stop14h 16m

Montreal Pierre Elliott Trudeau Intl

Sat 9/20

7:00 am-9:35 am

1 stop27h 35m

$469

New OrleansMontreal

MSY - YUL

MSYYUL

New Orleans Louis Armstrong

Wed 9/3

5:34 pm-9:58 am

1 stop15h 24m

Montreal Pierre Elliott Trudeau Intl

Mon 9/8

12:31 pm-11:48 pm

1 stop12h 17m

$579

Baton RougeMontreal

BTR - YUL

BTRYUL

Baton Rouge Ryan

Wed 8/20

5:39 pm-9:51 am

2 stops15h 12m

Montreal Pierre Elliott Trudeau Intl

Mon 8/25

10:31 am-9:51 pm

2 stops12h 20m

$621

Baton RougeMontreal

BTR - YUL

BTRYUL

Baton Rouge Ryan

Fri 10/31

5:07 am-6:50 pm

2 stops12h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

9:25 am-10:44 pm

2 stops14h 19m

$683

Baton RougeMontreal

BTR - YUL

BTRYUL

Baton Rouge Ryan

Fri 10/31

3:40 pm-11:58 pm

1 stop7h 18m

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

6:45 am-9:37 am

2 stops27h 52m

$715

Baton RougeToronto

BTR - YYZ

BTRYYZ

Baton Rouge Ryan

Thu 9/4

2:05 pm-10:36 pm

1 stop7h 31m

Toronto Pearson Intl

Mon 9/8

3:59 pm-11:24 pm

1 stop8h 25m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 29 results
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Best time to book a flight from Louisiana to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Louisiana 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 Louisiana to Ontario

What is the cheapest month to book a flight from Louisiana to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Louisiana to Region of Ontario (average of $243). Flying from Louisiana to Region of Ontario in August is currently the most expensive (average of $348). 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.

What is the cheapest time of day to fly from LA to ON?

Find hourly flight availability from Louisiana to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Louisiana to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Aeromexico from Louisiana to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Aeromexico
7.5
Good
1,721 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Ontario. 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 to fly from Louisiana to Region of Ontario one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $237. Air Canada flights start at $283 while deals on American Airlines start at $312 one-way.

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

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

  • How can I find direct flights from Louisiana to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Louisiana to Ontario 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 Louisiana to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Louisiana to Region of Ontario (average of $243). Flying from Louisiana to Region of Ontario in August is currently the most expensive (average of $348). 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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Alternative routes for Louisiana to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Newark to Toronto Island flights
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Top 4 airlines flying from Louisiana to Ontario

Discover the top 4 airlines that operate flights from Louisiana 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 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$274Average$805FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$295Average$622FlexibilityNo cancel feeOn-time67%
DeltaCheapest$465Average$653FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$562Average$709FlexibilityNo cancel feeOn-time71%

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