How long does it take to fly to Ontario?

Average flight duration from Louisiana to Ontario depends on which airport you fly into and out of. Flying from New Orleans to Los Angeles is 3h 58m on average, while flying from Lafayette to Los Angeles is 5h 37m on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

Spirit Airlines, Delta and American Airlines are the top three most popular airlines that fly to Ontario from Louisiana according to our data. Spirit Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Louisiana to Ontario?

Alaska Airlines, American Airlines, and Frontier are the most popular carriers operating from Louisiana to Ontario

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?

The number of operators available for flights from Louisiana to Ontario Airport is 2 as of August 2025.

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.

$118 Cheap Flights from Louisiana to Ontario in 2025

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Find the cheapest flights from Louisiana to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

7:16 am - 1:39 pmMSY-ONT

8h 23m1 stop

12:47 pm - 10:43 pmONT-MSY

7h 56m1 stop

$237American Airlines

Find Deal

Sat, Aug 23 - Sat, Aug 30

12:46 pm - 6:54 pmMSY-ONT

8h 08m1 stop

8:15 am - 6:02 pmONT-MSY

7h 47m1 stop

$238American Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 23

7:38 pm - 11:50 pmMSY-ONT

6h 12m1 stop

10:51 am - 6:53 pmONT-MSY

6h 02m1 stop

$254Frontier

Find Deal

Sun, Oct 26 - Thu, Oct 30

7:38 pm - 11:50 pmMSY-ONT

6h 12m1 stop

12:59 am - 6:53 pmONT-MSY

15h 54m1 stop

$265Frontier

Find Deal

Fri, Oct 24 - Sat, Oct 25

5:40 am - 10:35 amMSY-ONT

6h 55m1 stop

6:05 am - 2:21 pmONT-MSY

6h 16m1 stop

$277Delta

Find Deal

Sat, Aug 23 - Mon, Aug 25

1:58 pm - 10:49 pmMSY-ONT

10h 51m2 stops

10:29 pm - 8:00 amONT-MSY

7h 31m1 stop

$282Delta

Find Deal

Fri, Oct 24 - Sun, Oct 26

9:57 am - 8:33 pmLFT-ONT

12h 36m2 stops

5:10 am - 3:30 pmONT-LFT

8h 20m2 stops

$299United Airlines

Find Deal

Sat, Aug 30 - Sat, Sep 6

5:15 am - 12:13 pmMSY-ONT

8h 58m2 stops

6:50 pm - 8:45 amONT-MSY

11h 55m2 stops

$313United Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 16

7:00 am - 3:17 pmMSY-ONT

10h 17m1 stop

5:00 am - 3:19 pmONT-MSY

8h 19m1 stop

$317Alaska Airlines

Find Deal

Wed, Oct 29 - Sun, Nov 2

7:17 am - 2:12 pmMSY-ONT

8h 55m1 stop

7:40 pm - 5:57 amONT-MSY

8h 17m1 stop

$337Alaska Airlines

Find Deal

Fri, Sep 5 - Sun, Sep 7

American Airlines flights from Louisiana to Ontario

Our best American Airlines deals on Louisiana to Ontario flight tickets

American Airlines

Aug 23

MSY7:16 amNew Orleans Louis Armstrong

8h 23m

1 stop

ONT1:39 pmOntario

Aug 30

ONT12:47 pmOntario

7h 56m

1 stop

MSY10:43 pmNew Orleans Louis Armstrong

$237

Find similar

American Airlines

Sep 16

MSY12:46 pmNew Orleans Louis Armstrong

8h 08m

1 stop

ONT6:54 pmOntario

Sep 23

ONT8:15 amOntario

7h 47m

1 stop

MSY6:02 pmNew Orleans Louis Armstrong

$238

Find similar

American Airlines

Aug 23

MSY5:24 amNew Orleans Louis Armstrong

6h 34m

1 stop

ONT9:58 amOntario

Aug 30

ONT12:22 pmOntario

8h 21m

2 stops

MSY10:43 pmNew Orleans Louis Armstrong

$242

Find similar

United Airlines flights from Louisiana to Ontario

Our best United Airlines deals on Louisiana to Ontario flight tickets

United Airlines

Aug 30

LFT9:57 amLafayette Regional

12h 36m

2 stops

ONT8:33 pmOntario

Sep 6

ONT5:10 amOntario

8h 20m

2 stops

LFT3:30 pmLafayette Regional

$299

Find similar

United Airlines

Sep 16

MSY5:15 amNew Orleans Louis Armstrong

8h 58m

2 stops

ONT12:13 pmOntario

Sep 16

ONT6:50 pmOntario

11h 55m

2 stops

MSY8:45 amNew Orleans Louis Armstrong

$313

Find similar

United Airlines

Sep 6

MSY3:25 pmNew Orleans Louis Armstrong

8h 00m

1 stop

ONT9:25 pmOntario

Sep 13

ONT7:00 amOntario

10h 16m

1 stop

MSY7:16 pmNew Orleans Louis Armstrong

$327

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Sat 8/23

7:16 am-1:39 pm

1 stop8h 23m

Ontario

Sat 8/30

12:47 pm-10:43 pm

1 stop7h 56m

$237

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Tue 9/16

12:46 pm-6:54 pm

1 stop8h 08m

Ontario

Tue 9/23

8:15 am-6:02 pm

1 stop7h 47m

$238

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Sun 10/26

7:38 pm-11:50 pm

1 stop6h 12m

Ontario

Thu 10/30

10:51 am-6:53 pm

1 stop6h 02m

$254

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 10/24

7:38 pm-11:50 pm

1 stop6h 12m

Ontario

Sat 10/25

12:59 am-6:53 pm

1 stop15h 54m

$265

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Sat 8/23

5:40 am-10:35 am

1 stop6h 55m

Ontario

Mon 8/25

6:05 am-2:21 pm

1 stop6h 16m

$277

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 10/24

1:58 pm-10:49 pm

2 stops10h 51m

Ontario

Sun 10/26

10:29 pm-8:00 am

1 stop7h 31m

$282

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 8/30

9:57 am-8:33 pm

2 stops12h 36m

Ontario

Sat 9/6

5:10 am-3:30 pm

2 stops8h 20m

$299

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Tue 9/16

5:15 am-12:13 pm

2 stops8h 58m

Ontario

Tue 9/16

6:50 pm-8:45 am

2 stops11h 55m

$313

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Wed 10/29

7:00 am-3:17 pm

1 stop10h 17m

Ontario

Sun 11/2

5:00 am-3:19 pm

1 stop8h 19m

$317

New OrleansOntario

MSY - ONT

MSYONT

New Orleans Louis Armstrong

Fri 9/5

7:17 am-2:12 pm

1 stop8h 55m

Ontario

Sun 9/7

7:40 pm-5:57 am

1 stop8h 17m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $310. 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 $334.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $343. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Louisiana to Ontario for around $469.

What is the cheapest time of day to depart on your flight to Ontario?

In the evening is the cheapest time of day to fly from Louisiana to Ontario when you can find flight prices for as low as $276. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $431 on average. Flights to Ontario from Louisiana in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Louisiana to Ontario flight deals and tips

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

Best Price Found	$118
Fastest flight time	5h 34m
Direct flights	None
Airports in Ontario	1 airport

The best one-way flight to Ontario from Louisiana in the past 72 hours is $118. The best round-trip flight deal from Louisiana to Ontario found on momondo in the last 72 hours is $237.

The fastest flight from Louisiana to Ontario takes 5h 34m

There are no direct flights from Louisiana to Ontario. Popular non-direct routes for this connection are Shreveport Airport - Ontario Airport, Lafayette Regional Airport - Ontario Airport and New Orleans Louis Armstrong Airport - Ontario Airport.

There is 1 airport near Ontario: Ontario (ONT)

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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?
The number of operators available for flights from Louisiana to Ontario Airport is 2 as of August 2025.
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 Airlines	PriceFrom $210	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
Southwest	PriceFrom $294	Free Cancellation	Rating 8.0 4,246 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.