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Cheap flights from Louisiana to Los Angeles from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Los Angeles departing on 3/2. 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 Louisiana to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:24 pm - 11:56 pm
MSY
-
ONT
10h 32m
1 stop
Frontier Logo
6:20 am - 2:44 pm
ONT
-
MSY
6h 24m
1 stop
$190Frontier
Thu, Apr 9 - Sun, Apr 12
Frontier Logo
3:36 pm - 11:55 pm
MSY
-
ONT
10h 19m
1 stop
Frontier Logo
12:59 am - 2:44 pm
ONT
-
MSY
11h 45m
1 stop
$191Frontier
Fri, May 15 - Sun, May 17
Multiple Airlines Logo
11:34 am - 11:59 pm
MSY
-
ONT
14h 25m
2 stops
Multiple Airlines Logo
9:49 pm - 5:24 am
ONT
-
MSY
29h 35m
1 stop
$195Multiple Airlines
Wed, Mar 25 - Mon, Mar 30
Multiple Airlines Logo
8:29 pm - 7:12 am
MSY
-
ONT
12h 43m
1 stop
Multiple Airlines Logo
9:49 pm - 5:24 am
ONT
-
MSY
29h 35m
1 stop
$208Multiple Airlines
Wed, Mar 25 - Mon, Mar 30
American Airlines Logo
6:37 pm - 10:49 pm
AEX
-
ONT
6h 12m
1 stop
American Airlines Logo
11:58 pm - 9:33 am
ONT
-
AEX
7h 35m
1 stop
$298American Airlines
Tue, Mar 10 - Tue, Mar 17
Delta Logo
6:07 am - 11:47 am
BTR
-
ONT
7h 40m
1 stop
Delta Logo
12:49 pm - 9:56 pm
ONT
-
BTR
7h 07m
1 stop
$309Delta
Tue, Apr 7 - Wed, Apr 15
Delta Logo
3:14 pm - 9:05 pm
LFT
-
ONT
7h 51m
1 stop
Delta Logo
12:57 pm - 10:09 pm
ONT
-
LFT
7h 12m
1 stop
$309Delta
Sat, Mar 7 - Thu, Mar 12
American Airlines Logo
8:13 pm - 11:59 pm
SHV
-
ONT
5h 46m
1 stop
American Airlines Logo
7:59 pm - 10:03 am
ONT
-
SHV
12h 04m
2 stops
$314American Airlines
Wed, Apr 1 - Mon, Apr 6
United Airlines Logo
2:00 pm - 10:59 pm
BTR
-
ONT
10h 59m
2 stops
United Airlines Logo
6:00 am - 3:31 pm
ONT
-
BTR
7h 31m
1 stop
$314United Airlines
Tue, May 5 - Sun, May 10
United Airlines Logo
4:10 pm - 10:36 pm
SHV
-
ONT
8h 26m
1 stop
United Airlines Logo
6:00 am - 3:29 pm
ONT
-
SHV
7h 29m
1 stop
$369United Airlines
Thu, Mar 5 - Wed, Mar 11

Frontier flights from Louisiana to Ontario

Our best Frontier deals on Louisiana to Ontario flight tickets
Frontier
Apr 9
MSY3:24 pmNew Orleans Louis Armstrong
10h 32m
1 stop
ONT11:56 pmOntario
Apr 12
ONT6:20 amOntario
6h 24m
1 stop
MSY2:44 pmNew Orleans Louis Armstrong
$190
Frontier
May 15
MSY3:36 pmNew Orleans Louis Armstrong
10h 19m
1 stop
ONT11:55 pmOntario
May 17
ONT12:59 amOntario
11h 45m
1 stop
MSY2:44 pmNew Orleans Louis Armstrong
$191
Frontier
May 15
MSY3:36 pmNew Orleans Louis Armstrong
10h 19m
1 stop
ONT11:55 pmOntario
May 17
ONT5:33 pmOntario
19h 11m
1 stop
MSY2:44 pmNew Orleans Louis Armstrong
$197

United Airlines flights from Louisiana to Ontario

Our best United Airlines deals on Louisiana to Ontario flight tickets
United Airlines
May 5
BTR2:00 pmBaton Rouge Ryan
10h 59m
2 stops
ONT10:59 pmOntario
May 10
ONT6:00 amOntario
7h 31m
1 stop
BTR3:31 pmBaton Rouge Ryan
$314
United Airlines
Feb 24
SHV9:30 amShreveport
10h 11m
2 stops
ONT5:41 pmOntario
Feb 28
ONT6:00 amOntario
5h 10m
1 stop
SHV1:10 pmShreveport
$344
United Airlines
Mar 5
SHV4:10 pmShreveport
8h 26m
1 stop
ONT10:36 pmOntario
Mar 11
ONT6:00 amOntario
7h 29m
1 stop
SHV3:29 pmShreveport
$369

momondo 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, momondo users made 832,500 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Louisiana to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Thu 4/9

3:24 pm-11:56 pm

1 stop10h 32m

Ontario

Sun 4/12

6:20 am-2:44 pm

1 stop6h 24m

$190

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 5/15

3:36 pm-11:55 pm

1 stop10h 19m

Ontario

Sun 5/17

12:59 am-2:44 pm

1 stop11h 45m

$191

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Wed 3/25

11:34 am-11:59 pm

2 stops14h 25m

Ontario

Mon 3/30

9:49 pm-5:24 am

1 stop29h 35m

$195

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Wed 3/25

8:29 pm-7:12 am

1 stop12h 43m

Ontario

Mon 3/30

9:49 pm-5:24 am

1 stop29h 35m

$208

AlexandriaOntario

AEX - ONT

AEXONT

Alexandria

Tue 3/10

6:37 pm-10:49 pm

1 stop6h 12m

Ontario

Tue 3/17

11:58 pm-9:33 am

1 stop7h 35m

$298

Baton RougeOntario

BTR - ONT

BTRONT

Baton Rouge Ryan

Tue 4/7

6:07 am-11:47 am

1 stop7h 40m

Ontario

Wed 4/15

12:49 pm-9:56 pm

1 stop7h 07m

$309

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 3/7

3:14 pm-9:05 pm

1 stop7h 51m

Ontario

Thu 3/12

12:57 pm-10:09 pm

1 stop7h 12m

$309

ShreveportOntario

SHV - ONT

SHVONT

Shreveport

Wed 4/1

8:13 pm-11:59 pm

1 stop5h 46m

Ontario

Mon 4/6

7:59 pm-10:03 am

2 stops12h 04m

$314

Baton RougeOntario

BTR - ONT

BTRONT

Baton Rouge Ryan

Tue 5/5

2:00 pm-10:59 pm

2 stops10h 59m

Ontario

Sun 5/10

6:00 am-3:31 pm

1 stop7h 31m

$314

ShreveportOntario

SHV - ONT

SHVONT

Shreveport

Thu 3/5

4:10 pm-10:36 pm

1 stop8h 26m

Ontario

Wed 3/11

6:00 am-3:29 pm

1 stop7h 29m

$369

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 Louisiana 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 cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Louisiana to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $325. If you aren’t able to travel during the month of April, then book flights to Ontario from Louisiana during July instead. Flights to Ontario in July, while not as cheap as those in April, still average around $325.

Cheap Louisiana to Ontario flight deals and tips

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

Fastest flight time

5h 31m

Direct flights

None
The fastest flight from Louisiana to Ontario takes 5h 31m
There are no direct flights from Louisiana to Ontario. There are no popular flight routes from Louisiana to Ontario.
Search flight deals

  • When did momondo last update prices for flights from Louisiana to Ontario Airport?

    Prices for flights from Louisiana to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Louisiana to Ontario Airport?

  • How old do you have to be to fly from Louisiana to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Ontario Airport.

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Louisiana to Ontario

Compare and see reviews for airlines that fly from Louisiana to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $184Free CancellationRating
7.2
11,271 reviews
Search American Airlines flights
SouthwestPriceFrom $284Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisiana to Ontario for you.

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

Yes. momondo allows you to filter the results for Louisiana to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Louisiana to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from Louisiana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Louisiana to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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