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Cheap flights from New Orleans to Los Angeles from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to Los Angeles departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from New Orleans to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:05 pm - 10:03 am
MSY
-
ONT
17h 58m
2 stops
Multiple Airlines Logo
3:40 pm - 5:04 am
ONT
-
MSY
11h 24m
1 stop
$263Multiple Airlines
Tue, Jul 21 - Wed, Aug 5
Frontier Logo
9:48 pm - 11:50 pm
MSY
-
ONT
28h 02m
1 stop
Frontier Logo
10:49 am - 9:03 pm
ONT
-
MSY
8h 14m
1 stop
$311Frontier
Sun, Aug 2 - Thu, Aug 6
Frontier Logo
1:22 pm - 7:59 pm
MSY
-
ONT
8h 37m
1 stop
Frontier Logo
6:00 am - 2:40 pm
ONT
-
MSY
6h 40m
1 stop
$318Frontier
Fri, Oct 16 - Mon, Oct 19
Frontier Logo
1:22 pm - 7:59 pm
MSY
-
ONT
8h 37m
1 stop
Frontier Logo
2:35 pm - 2:40 pm
ONT
-
MSY
22h 05m
1 stop
$324Frontier
Fri, Oct 23 - Tue, Oct 27
Frontier Logo
9:48 pm - 10:03 am
MSY
-
ONT
14h 15m
1 stop
Frontier Logo
10:49 am - 9:01 pm
ONT
-
MSY
8h 12m
1 stop
$327Frontier
Thu, Jul 23 - Thu, Aug 13
Frontier Logo
9:48 pm - 10:05 am
MSY
-
ONT
14h 17m
1 stop
Frontier Logo
6:00 am - 9:03 pm
ONT
-
MSY
13h 03m
1 stop
$328Frontier
Fri, Jun 19 - Mon, Jun 22
Frontier Logo
9:48 pm - 11:49 pm
MSY
-
ONT
28h 01m
1 stop
Frontier Logo
6:00 am - 9:03 pm
ONT
-
MSY
13h 03m
1 stop
$331Frontier
Thu, Jul 2 - Fri, Jul 10
Frontier Logo
9:48 pm - 10:05 am
MSY
-
ONT
14h 17m
1 stop
Frontier Logo
6:00 am - 9:03 pm
ONT
-
MSY
13h 03m
1 stop
$344Frontier
Fri, Jun 12 - Mon, Jun 22
Frontier Logo
9:48 pm - 10:04 am
MSY
-
ONT
14h 16m
1 stop
Frontier Logo
6:00 am - 9:03 pm
ONT
-
MSY
13h 03m
1 stop
$345Frontier
Mon, Jul 13 - Thu, Jul 16
Frontier Logo
1:22 pm - 8:54 pm
MSY
-
ONT
9h 32m
1 stop
Frontier Logo
6:00 am - 2:40 pm
ONT
-
MSY
6h 40m
1 stop
$350Frontier
Fri, Sep 25 - Mon, Sep 28

Frontier flights from New Orleans to Ontario

Our best Frontier deals on New Orleans to Ontario flight tickets
Frontier
Aug 2
MSY9:48 pmNew Orleans Louis Armstrong
28h 02m
1 stop
ONT11:50 pmOntario
Aug 6
ONT10:49 amOntario
8h 14m
1 stop
MSY9:03 pmNew Orleans Louis Armstrong
$311
Frontier
Oct 16
MSY1:22 pmNew Orleans Louis Armstrong
8h 37m
1 stop
ONT7:59 pmOntario
Oct 19
ONT6:00 amOntario
6h 40m
1 stop
MSY2:40 pmNew Orleans Louis Armstrong
$318
Frontier
Oct 23
MSY1:22 pmNew Orleans Louis Armstrong
8h 37m
1 stop
ONT7:59 pmOntario
Oct 27
ONT2:35 pmOntario
22h 05m
1 stop
MSY2:40 pmNew Orleans Louis Armstrong
$324

American Airlines flights from New Orleans to Ontario

Our best American Airlines deals on New Orleans to Ontario flight tickets
American Airlines
Jun 10
MSY6:01 pmNew Orleans Louis Armstrong
6h 38m
1 stop
ONT10:39 pmOntario
Jun 17
ONT11:59 pmOntario
6h 35m
1 stop
MSY8:34 amNew Orleans Louis Armstrong
$447
American Airlines
Jul 15
MSY12:21 pmNew Orleans Louis Armstrong
7h 58m
2 stops
ONT6:19 pmOntario
Jul 18
ONT1:10 pmOntario
8h 49m
2 stops
MSY11:59 pmNew Orleans Louis Armstrong
$456
American Airlines
Jun 6
MSY8:03 amNew Orleans Louis Armstrong
5h 48m
1 stop
ONT11:51 amOntario
Jun 11
ONT1:11 pmOntario
8h 17m
2 stops
MSY11:28 pmNew Orleans Louis Armstrong
$572

momondo Fare Finder

 
Customize your flight search to find flights from New Orleans 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, momondo users made 832,500 searches. Data last updated May 23, 2026.
Use the filters below to find and compare flights from New Orleans to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Tue 7/21

6:05 pm-10:03 am

2 stops17h 58m

Ontario

Wed 8/5

3:40 pm-5:04 am

1 stop11h 24m

$263

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Sun 8/2

9:48 pm-11:50 pm

1 stop28h 02m

Ontario

Thu 8/6

10:49 am-9:03 pm

1 stop8h 14m

$311
Quickest round-trip

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 10/16

1:22 pm-7:59 pm

1 stop8h 37m

Ontario

Mon 10/19

6:00 am-2:40 pm

1 stop6h 40m

$318

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 10/23

1:22 pm-7:59 pm

1 stop8h 37m

Ontario

Tue 10/27

2:35 pm-2:40 pm

1 stop22h 05m

$324

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Thu 7/23

9:48 pm-10:03 am

1 stop14h 15m

Ontario

Thu 8/13

10:49 am-9:01 pm

1 stop8h 12m

$327

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 6/19

9:48 pm-10:05 am

1 stop14h 17m

Ontario

Mon 6/22

6:00 am-9:03 pm

1 stop13h 03m

$328

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Thu 7/2

9:48 pm-11:49 pm

1 stop28h 01m

Ontario

Fri 7/10

6:00 am-9:03 pm

1 stop13h 03m

$331

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 6/12

9:48 pm-10:05 am

1 stop14h 17m

Ontario

Mon 6/22

6:00 am-9:03 pm

1 stop13h 03m

$344

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Mon 7/13

9:48 pm-10:04 am

1 stop14h 16m

Ontario

Thu 7/16

6:00 am-9:03 pm

1 stop13h 03m

$345

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 9/25

1:22 pm-8:54 pm

1 stop9h 32m

Ontario

Mon 9/28

6:00 am-2:40 pm

1 stop6h 40m

$350

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from New Orleans to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New Orleans and Ontario?

What is the cheapest month to fly to Ontario?

In general, March is the cheapest month to fly from New Orleans to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $300. If you aren’t able to travel during the month of March, then book flights to Ontario from New Orleans during July instead. Flights to Ontario in July, while not as cheap as those in March, still average around $302.

How have New Orleans to Ontario flight prices changed over time?

As of May 2026, prices for New Orleans to Ontario flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from New Orleans to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from New Orleans to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New Orleans to Ontario (MSY to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Orleans to Ontario

Fastest flight time

6h 20m

Direct flights

None
The fastest flight from New Orleans to Ontario takes 6h 20m
There are no direct flights from New Orleans to Ontario. There are no popular flight routes from New Orleans to Ontario.
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Frequently asked questions about flying from New Orleans to Ontario

  • How far is New Orleans Louis Armstrong to Ontario by plane?

    Ontario is 1634.5 mi away from New Orleans Louis Armstrong. 6h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Ontario Airport?

    Prices for flights from New Orleans Louis Armstrong Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Ontario Airport?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to Ontario Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Orleans Louis Armstrong Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from New Orleans to Ontario?

Best airlines flying from New Orleans to Ontario

Compare and see reviews for airlines that fly from New Orleans to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $169Free CancellationRating
5.6
2,938 reviews
Search Frontier flights
American AirlinesPriceFrom $210Free CancellationRating
7.1
11,632 reviews
Search American Airlines flights
SouthwestPriceFrom $299Free CancellationRating
7.9
4,274 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from New Orleans to Ontario?

Finding the right flight to Ontario from New Orleans is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from New Orleans to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from New Orleans which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New Orleans to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from New Orleans.

I’m not ready to book a flight from New Orleans to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from New Orleans and alert you when they change.

An easier way to manage your Ontario trip

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