New Orleans

$103+ Cheap flights from Ontario to New Orleans (ONT - MSY)

ONT — MSY
Dec 10 — Dec 171
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1. Tell us where you want to go

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Cheap flight deals from Ontario to New Orleans

Cheapest flights from Ontario to New Orleans

Thu 12/176:30 am -
1 stop8h 35m
Mon 12/216:56 pm -
1 stop15h 05m
Deal found 11/6$198
Fri 12/48:00 am -
1 stop8h 58m
Fri 12/119:38 pm -
1 stop22h 53m
Deal found 11/9$210
Fri 12/1111:00 am -
1 stop7h 53m
Mon 12/149:38 pm -
1 stop16h 13m
Deal found 11/8$214
Thu 12/311:30 am -
2 stops21h 04m
Thu 12/102:18 pm -
1 stop12h 02m
Deal found 11/5$219
Mon 12/148:44 am -
1 stop10h 09m
Mon 12/216:56 pm -
1 stop15h 05m
Deal found 11/9$228
Thu 12/176:30 am -
1 stop8h 35m
Wed 12/236:56 pm -
1 stop15h 09m
Deal found 11/6$229
Thu 12/1011:00 am -
2 stops21h 33m
Mon 12/149:38 pm -
1 stop16h 13m
Deal found 11/6$233
Wed 12/22:00 pm -
1 stop13h 10m
Mon 12/79:38 pm -
1 stop22h 53m
Deal found 11/9$234
Mon 12/1411:00 am -
1 stop7h 53m
Fri 12/187:46 pm -
1 stop28h 10m
Deal found 11/5$235

Find flight deals from Ontario to New Orleans

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(Cheapflightsfares)

One-way from

$103
(Super.com)

Popular in

March

Cheapest in

January

Average price

$479
Provider with most accurate pricing for Ontario-New Orleans Louis Armstrong flight deals.
Provider most trusted by Cheapflights users for Ontario-New Orleans Louis Armstrong flights.
From Ontario to New Orleans Louis Armstrong
One-way flight from Ontario to New Orleans Louis Armstrong
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in November 2026

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

Cheapest round-trip

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Mon 12/7

11:00 am-5:00 am

1 stop16h 00m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$138

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Wed 12/16

11:30 am-5:05 pm

1 stop27h 35m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$147
Quickest round-trip

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Tue 12/15

3:50 pm-10:50 pm

1 stop5h 00m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$199

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Thu 1/7

12:26 pm-11:33 am

2 stops21h 07m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$202

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Fri 12/25

5:55 am-3:55 pm

2 stops8h 00m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$229

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Mon 1/4

7:10 pm-11:33 am

2 stops14h 23m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$249

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Fri 12/4

6:40 pm-8:43 am

2 stops12h 03m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$254

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Sun 1/17

7:05 am-6:40 pm

1 stop9h 35m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$259

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Fri 12/18

11:32 am-8:34 am

2 stops19h 02m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$268

OntarioNew Orleans

ONT Ontario - MSY New Orleans Louis Armstrong

ONTMSY

Ontario

Thu 12/31

6:27 pm-6:16 am

1 stop9h 49m

New Orleans Louis Armstrong

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 23 resultsSorted by cheapest first
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-New Orleans flight deals on Cheapflights vs. FlightHub >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 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 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

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?

To ensure you get the cheapest price possible for a flight from Ontario to New Orleans, you should look to book at least 85 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, January is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $409). Flying from Ontario to New Orleans in March is currently the most expensive (average of $580). 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.

How much does it cost to fly round-trip from Ontario to New Orleans?

Airfare is below average for this route at the moment.

Ontario to New Orleans flights typically cost between $393 and $581 in December.
The cheapest round-trip price found within the last 5 days was $198 on Frontier (Dec 17-Dec 21).

Reviews of airlines servicing New Orleans

Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.4

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

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 5h 25m. Fly via Southwest 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?

    Frontier, at $95, was found to be the cheapest airline from Ontario to New Orleans.Alternate airlines to your destination round-trip include United Airlines and Delta. Frontier is priced at 79% 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 $72. Users have also found prices from $143 and $149 on United Airlines and American 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, January is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $409). Flying from Ontario to New Orleans in March is currently the most expensive (average of $580). 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

Traveling to a place near New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Metairie
Hammond
Kenner
Gonzales
Houma
Gretna
Slidell
Thibodaux
Covington

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Ontario to New Orleans

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$95Average$310FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$277Average$476FlexibilityNo cancel feeOn-time69%
DeltaCheapest$326Average$426FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$344Average$496FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$348Average$476FlexibilityNo cancel feeOn-time63%

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