Which airport typically offers the quickest layover for flights from Ontario to New Orleans?

Flights via Dallas (DAL) offer the fastest connection on this route, with an average layover time of 1h 20m.

What’s the top layover airport for flights from Ontario to New Orleans?

Dallas (DAL) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to New Orleans on Cheapflights.

What’s the fastest layover option from Ontario to New Orleans?

Flights via Dallas (DAL) have the shortest average one-way travel time for 1-stop routes: 6h 00m.

What’s the cheapest layover airport for flights from Ontario to New Orleans?

Austin (AUS) is the most affordable 1-stop option, with an average round-trip price of $377.

How long is the flight from Ontario to New Orleans?

There are many flights that can get you from Ontario to New Orleans in 6h 08m. Fly via United Airlines or Delta to get the fastest option. The distance between Ontario and New Orleans is about 1620 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Ontario to New Orleans round-trip?

Spirit Airlines, at $100, was found to be the cheapest airline from Ontario to New Orleans.Alternate airlines to your destination round-trip include Frontier and Delta. Spirit Airlines is priced at 75% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Ontario to New Orleans one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $71. Users have also found prices from $99 and $118 on American Airlines and United Airlines, respectively.

In terms of precipitation, rainfall in New Orleans ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit New Orleans when rainfall is around 3.3 in.

If weather is an important factor for your trip to New Orleans, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Ontario to New Orleans?

The most popular airlines flying from Ontario to New Orleans are American Airlines, Southwest and United Airlines. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Ontario-New Orleans flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-New Orleans flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-New Orleans flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-New Orleans flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Ontario to New Orleans that include hotel bookings?

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

How can I find direct flights from Ontario to New Orleans?

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

Can I find deals for business class flights from Ontario to New Orleans?

Yes. Cheapflights offers flight deals from Ontario to New Orleans by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$74+ Flights from Ontario to New Orleans

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Find cheap flights from Ontario to New Orleans 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.

Cheapflights Tip: The best prices from Ontario to New Orleans Louis Armstrong are usually found in September or August, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Ontario to New Orleans

Cheapest flights from Ontario to New Orleans
Explore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

Thu 12/256:45 amONT - MSY

1 stop5h 59mFrontier

Thu 1/13:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/4

$232

Thu 12/186:45 amONT - MSY

1 stop5h 59mFrontier

Thu 12/253:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/3

$258

Thu 12/256:45 amONT - MSY

1 stop5h 59mFrontier

Fri 1/23:29 pmMSY - ONT

1 stop10h 30mFrontier

Deal found 12/4

$262

Mon 12/226:45 amONT - MSY

1 stop5h 59mFrontier

Thu 1/13:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/5

$278

Thu 12/186:45 amONT - MSY

1 stop5h 59mFrontier

Sun 12/213:29 pmMSY - ONT

1 stop10h 30mFrontier

Deal found 12/4

$288

Thu 12/256:45 amONT - MSY

1 stop5h 59mFrontier

Sat 1/33:15 pmMSY - ONT

1 stop10h 44mFrontier

Deal found 12/4

$307

Thu 12/186:45 amONT - MSY

1 stop5h 59mFrontier

Thu 1/13:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/4

$308

Sat 12/206:45 amONT - MSY

1 stop5h 45mFrontier

Thu 12/253:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/5

$324

Thu 12/186:45 amONT - MSY

1 stop5h 59mFrontier

Tue 12/303:23 pmMSY - ONT

1 stop10h 36mFrontier

Deal found 12/3

$337

Tue 12/3011:59 pmONT - MSY

1 stop7h 36mAmerican Airlines

Tue 1/62:23 pmMSY - ONT

1 stop5h 57mAmerican Airlines

Deal found 12/3

$339

Best flights from Ontario to New Orleans
Discover carefully curated flight deals from Ontario to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 5, 2025.

Mon 12/226:45 amONT - MSY

1 stop5h 59mFrontier

Thu 1/13:39 pmMSY - ONT

1 stop10h 20mFrontier

Deal found 12/5

$278

Thu 1/810:30 pmONT - MSY

1 stop8h 17mDelta

Mon 1/121:47 pmMSY - ONT

2 stops11h 04mDelta

Deal found 12/4

$282

Thu 1/86:00 amONT - MSY

1 stop5h 09mUnited Airlines

Mon 1/1211:55 amMSY - ONT

2 stops11h 03mUnited Airlines

Deal found 12/3

$324

Wed 2/111:37 pmONT - MSY

1 stop13h 47mMultiple Airlines

Sat 2/1410:43 amMSY - ONT

2 stops15h 16mMultiple Airlines

Deal found 12/5

$325

Wed 2/257:00 amONT - MSY

1 stop12h 28mAlaska Airlines

Thu 3/56:20 pmMSY - ONT

1 stop31h 12mAlaska Airlines

Deal found 12/4

$333

Mon 1/56:00 amONT - MSY

1 stop8h 35mAlaska Airlines

Fri 1/910:30 amMSY - ONT

1 stop8h 33mAlaska Airlines

Deal found 12/4

$343

Mon 1/126:39 pmONT - MSY

2 stops14h 13mUnited Airlines

Fri 1/162:13 pmMSY - ONT

2 stops10h 40mUnited Airlines

Deal found 12/4

$356

Wed 2/257:00 amONT - MSY

1 stop12h 28mAlaska Airlines

Mon 3/26:20 pmMSY - ONT

1 stop22h 48mAlaska Airlines

Deal found 12/4

$353

Fri 1/301:24 pmONT - MSY

2 stops7h 34mUnited Airlines

Wed 2/412:01 pmMSY - ONT

2 stops10h 57mUnited Airlines

Deal found 12/4

$378

Wed 1/215:59 pmONT - MSY

1 stop25h 14mAlaska Airlines

Mon 1/266:47 pmMSY - ONT

1 stop22h 21mAlaska Airlines

Deal found 12/5

$363

Wed 1/211:46 pmONT - MSY

1 stop29h 27mAlaska Airlines

Sat 1/246:47 pmMSY - ONT

1 stop18h 12mAlaska Airlines

Deal found 12/3

$368

Last-minute flights from Ontario to New Orleans
Discover last-minute flight deals from Ontario to New Orleans. Data last updated December 5, 2025 and is based on user searches.

Thu 1/86:00 amONT - MSY

1 stop9h 16mFrontier

Mon 1/125:55 pmMSY - ONT

1 stop8h 01mFrontier

Deal found 12/4

$182

Fri 1/96:00 amONT - MSY

1 stop9h 16mMultiple Airlines

Sun 1/1110:47 amMSY - ONT

1 stop28h 52mMultiple Airlines

Deal found 12/3

$162

Mon 1/126:00 amONT - MSY

1 stop9h 00mFrontier

Fri 1/165:44 pmMSY - ONT

1 stop8h 15mFrontier

Deal found 12/4

$168

Fri 1/236:20 amONT - MSY

1 stop10h 33mFrontier

Mon 1/267:38 pmMSY - ONT

1 stop21h 29mFrontier

Deal found 12/5

$158

Fri 1/236:20 amONT - MSY

1 stop10h 33mMultiple Airlines

Mon 1/2610:47 amMSY - ONT

2 stops28h 50mMultiple Airlines

Deal found 12/5

$186

Sat 1/247:15 amONT - MSY

2 stops24h 27mMultiple Airlines

Sun 2/110:47 amMSY - ONT

1 stop29h 40mMultiple Airlines

Deal found 12/4

$170

Tue 1/273:07 pmONT - MSY

2 stops40h 35mMultiple Airlines

Fri 1/307:38 pmMSY - ONT

1 stop29h 46mMultiple Airlines

Deal found 12/5

$173

Tue 1/273:09 pmONT - MSY

1 stop5h 50mAmerican Airlines

Fri 1/306:08 pmMSY - ONT

1 stop6h 05mAmerican Airlines

Deal found 12/4

$194

Wed 1/286:22 amONT - MSY

1 stop5h 19mAmerican Airlines

Sat 1/311:27 pmMSY - ONT

1 stop7h 18mAmerican Airlines

Deal found 12/4

$174

Fri 1/306:20 amONT - MSY

1 stop10h 33mFrontier

Mon 2/27:38 pmMSY - ONT

1 stop6h 42mFrontier

Deal found 12/5

$165

One-way flights from Ontario to New Orleans
Search for one-way flight options from Ontario to New Orleans. Find affordable one-way fares based on user searches. Data last updated December 5, 2025.

Mon 3/26:00 amONT - MSY

1 stop6h 35mFrontier

Deal found 12/3

$74

Sun 1/186:10 amONT - MSY

1 stop8h 39mFrontier

Deal found 12/3

$75

Thu 2/52:06 pmONT - MSY

1 stop17h 36mMultiple Airlines

Deal found 12/4

$76

Fri 1/96:00 amONT - MSY

1 stop9h 16mFrontier

Deal found 12/4

$77

Tue 1/206:27 amONT - MSY

1 stop5h 14mAmerican Airlines

Deal found 12/4

$79

Fri 1/306:20 amONT - MSY

1 stop10h 33mFrontier

Deal found 12/4

$80

Thu 2/266:56 pmONT - MSY

1 stop12h 42mMultiple Airlines

Deal found 12/4

$87

Thu 2/266:00 amONT - MSY

1 stop6h 35mFrontier

Deal found 12/3

$91

Thu 2/56:20 amONT - MSY

1 stop10h 28mFrontier

Deal found 12/5

$94

Thu 1/86:00 amONT - MSY

1 stop9h 16mFrontier

Deal found 12/4

$97

Find flight deals from Ontario to New Orleans

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$148 (Frontier)
One-way from	$70 (Trip.com)
Popular in	March
Cheapest in	September
Average price	$469

Provider with most accurate pricing for Ontario-New Orleans Louis Armstrong flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-New Orleans Louis Armstrong flights.

Search Deals

From Ontario to New Orleans Louis Armstrong

Search Deals

One-way flight from Ontario to New Orleans Louis Armstrong

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to New Orleans that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Mon 12/22

6:45 am-2:44 pm

1 stop5h 59m

New Orleans Louis Armstrong

Thu 1/1

3:39 pm-11:59 pm

1 stop10h 20m

$278

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Thu 1/8

10:30 pm-8:47 am

1 stop8h 17m

New Orleans Louis Armstrong

Mon 1/12

1:47 pm-10:51 pm

2 stops11h 04m

$282

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Thu 1/8

6:00 am-1:09 pm

1 stop5h 09m

New Orleans Louis Armstrong

Mon 1/12

11:55 am-8:58 pm

2 stops11h 03m

$324

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Wed 2/11

1:37 pm-5:24 am

1 stop13h 47m

New Orleans Louis Armstrong

Sat 2/14

10:43 am-11:59 pm

2 stops15h 16m

$325

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Wed 2/25

7:00 am-9:28 pm

1 stop12h 28m

New Orleans Louis Armstrong

Thu 3/5

6:20 pm-11:32 pm

1 stop31h 12m

$333

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Mon 1/5

6:00 am-4:35 pm

1 stop8h 35m

New Orleans Louis Armstrong

Fri 1/9

10:30 am-5:03 pm

1 stop8h 33m

$343

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Wed 2/25

7:00 am-9:28 pm

1 stop12h 28m

New Orleans Louis Armstrong

Mon 3/2

6:20 pm-3:08 pm

1 stop22h 48m

$353

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Mon 1/12

6:39 pm-10:52 am

2 stops14h 13m

New Orleans Louis Armstrong

Fri 1/16

2:13 pm-10:53 pm

2 stops10h 40m

$356

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Wed 1/21

5:59 pm-9:13 pm

1 stop25h 14m

New Orleans Louis Armstrong

Mon 1/26

6:47 pm-3:08 pm

1 stop22h 21m

$363

OntarioNew Orleans

ONT - MSY

ONTMSY

Ontario

Wed 1/21

1:46 pm-9:13 pm

1 stop29h 27m

New Orleans Louis Armstrong

Sat 1/24

6:47 pm-10:59 am

1 stop18h 12m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 23 results

Compare providers for flights from Ontario to New Orleans

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to New Orleans in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-New Orleans flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-New Orleans flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-New Orleans flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-New Orleans flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-New Orleans 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 Ontario to New Orleans

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

Prices

How far ahead should I book a flight from Ontario to New Orleans?

To ensure you get the cheapest price possible for a flight from Ontario to New Orleans, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Ontario to New Orleans?

Currently, August is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $78). Flying from Ontario to New Orleans in January is currently the most expensive (average of $145). 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 ONT to MSY?

It’s typically best to fly out from Ontario to New Orleans in the evening. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Ontario to New Orleans?

Travelers seeking maximum savings on their Ontario to New Orleans flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing New Orleans

Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Ontario to New Orleans to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

8.0

Very good

4,251 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,009 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

United Airlines

7.4

Good

9,065 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,043 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Spirit Airlines

6.3

Okay

8,161 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

How long is the flight from Ontario to New Orleans?
There are many flights that can get you from Ontario to New Orleans in 6h 08m. Fly via United Airlines or Delta to get the fastest option. The distance between Ontario and New Orleans is about 1620 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Ontario to New Orleans round-trip?
Spirit Airlines, at $100, was found to be the cheapest airline from Ontario to New Orleans.Alternate airlines to your destination round-trip include Frontier and Delta. Spirit Airlines is priced at 75% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Ontario to New Orleans one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $71. Users have also found prices from $99 and $118 on American Airlines and United Airlines, respectively.
Can I find deals for flights from Ontario to New Orleans that include hotel bookings?
Yes. In addition to deals on Ontario to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to New Orleans?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to New Orleans.
Can I find deals for business class flights from Ontario to New Orleans?
Yes. Cheapflights offers flight deals from Ontario to New Orleans 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 Ontario to New Orleans?
Currently, August is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $78). Flying from Ontario to New Orleans in January is currently the most expensive (average of $145). 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

Metairie

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Houma

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Other flights to New Orleans

Top 6 airlines flying from Ontario to New Orleans

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$100	Average$157	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$140	Average$277	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$177	Average$365	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$246	Average$417	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$248	Average$431	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$302	Average$439	FlexibilityNo cancel fee	On-time63%

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$74+ Cheap flights from Ontario to New Orleans (ONT - MSY)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to New Orleans with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Ontario to New Orleans Louis Armstrong are usually found in September or August, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Ontario to New Orleans

Cheapest flights from Ontario to New OrleansExplore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

Explore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

Find flight deals from Ontario to New Orleans

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to New Orleans that are best for you.

Compare providers for flights from Ontario to New Orleans

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 Ontario to New Orleans in December.

Best time to book a flight from Ontario to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to New Orleans

How far ahead should I book a flight from Ontario to New Orleans?

What is the cheapest month to book a flight from Ontario to New Orleans?

What is the cheapest time of day to fly from ONT to MSY?

What is the cheapest day to fly from Ontario to New Orleans?

What’s the top layover airport for flights from Ontario to New Orleans?

What’s the cheapest layover airport for flights from Ontario to New Orleans?

What’s the fastest layover option from Ontario to New Orleans?

Which airport typically offers the quickest layover for flights from Ontario to New Orleans?

Reviews of airlines servicing New Orleans

Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Ontario to New Orleans to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Ontario to New Orleans?

What are the cheapest airlines flying from Ontario to New Orleans round-trip?

What are the cheapest airlines to fly from Ontario to New Orleans one-way?

Can I find deals for flights from Ontario to New Orleans that include hotel bookings?

How can I find direct flights from Ontario to New Orleans?

Can I find deals for business class flights from Ontario to New Orleans?

What is the cheapest month to book a flight from Ontario to New Orleans?

Traveling to a place near New Orleans?

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Alternative routes for Ontario to New Orleans

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Top 6 airlines flying from Ontario to New Orleans

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Cheapest flights from Ontario to New Orleans
Explore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.