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Cheap flights from New Jersey 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 New Jersey to Los Angeles departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
7:30 am - 1:54 pmLGA-ONT
9h 24m1 stop
American Airlines Logo
10:53 am - 9:59 pmONT-LGA
8h 06m1 stop
$179American Airlines
Find Deal
mié., sep. 3 - mié., sep. 10
American Airlines Logo
8:20 am - 1:39 pmJFK-ONT
8h 19m1 stop
American Airlines Logo
4:54 pm - 5:30 amONT-JFK
9h 36m1 stop
$197American Airlines
Find Deal
mié., ago. 27 - mar., sep. 2
Southwest Logo
5:55 pm - 12:05 amLGA-ONT
9h 10m1 stop
Southwest Logo
9:15 pm - 9:00 amONT-LGA
8h 45m2 stops
$212Southwest
Find Deal
jue., nov. 6 - lun., nov. 10
Southwest Logo
5:35 pm - 10:55 pmLGA-ONT
8h 20m1 stop
Southwest Logo
12:20 pm - 11:25 pmONT-LGA
8h 05m1 stop
$214Southwest
Find Deal
vie., sep. 5 - mar., sep. 9
JetBlue Logo
6:50 pm - 9:59 pmJFK-ONT
6h 09mnonstop
JetBlue Logo
11:59 pm - 8:30 amONT-JFK
5h 31mnonstop
$233JetBlue
Find Deal
mar., ago. 26 - mar., sep. 2
JetBlue Logo
6:50 pm - 9:59 pmJFK-ONT
6h 09mnonstop
JetBlue Logo
10:56 pm - 7:18 amONT-JFK
5h 22mnonstop
$234JetBlue
Find Deal
sáb., ago. 30 - sáb., sep. 6
United Airlines Logo
5:06 pm - 10:30 pmPHL-ONT
8h 24m1 stop
United Airlines Logo
6:36 pm - 5:26 amONT-PHL
7h 50m1 stop
$244United Airlines
Find Deal
lun., sep. 29 - mié., oct. 1
United Airlines Logo
3:25 pm - 8:43 pmLGA-ONT
8h 18m1 stop
United Airlines Logo
6:04 am - 7:14 pmONT-LGA
10h 10m1 stop
$245United Airlines
Find Deal
mié., ago. 20 - dom., ago. 31
Alaska Airlines Logo
7:02 am - 3:17 pmPHL-ONT
11h 15m1 stop
Alaska Airlines Logo
4:11 pm - 5:42 amONT-PHL
10h 31m1 stop
$248Alaska Airlines
Find Deal
mar., nov. 4 - mar., nov. 18
Alaska Airlines Logo
4:51 pm - 11:32 pmJFK-ONT
9h 41m1 stop
Alaska Airlines Logo
6:00 am - 7:29 pmONT-JFK
10h 29m1 stop
$248Alaska Airlines
Find Deal
jue., oct. 30 - mié., nov. 5

American Airlines flights from New Jersey to Ontario

Our best American Airlines deals on New Jersey to Ontario flight tickets
American Airlines
Sep 3
LGA7:30 amNew York LaGuardia
9h 24m
1 stop
ONT1:54 pmOntario
Sep 10
ONT10:53 amOntario
8h 06m
1 stop
LGA9:59 pmNew York LaGuardia
$179
Find similar
American Airlines
Aug 27
JFK8:20 amNew York John F Kennedy Intl
8h 19m
1 stop
ONT1:39 pmOntario
Sep 2
ONT4:54 pmOntario
9h 36m
1 stop
JFK5:30 amNew York John F Kennedy Intl
$197
Find similar
American Airlines
Sep 5
LGA3:00 pmNew York LaGuardia
10h 33m
1 stop
ONT10:33 pmOntario
Sep 8
ONT10:35 pmOntario
7h 29m
1 stop
LGA9:04 amNew York LaGuardia
$201
Find similar

Southwest flights from New Jersey to Ontario

Our best Southwest deals on New Jersey to Ontario flight tickets
Southwest
Nov 6
LGA5:55 pmNew York LaGuardia
9h 10m
1 stop
ONT12:05 amOntario
Nov 10
ONT9:15 pmOntario
8h 45m
2 stops
LGA9:00 amNew York LaGuardia
$212
Find similar
Southwest
Sep 5
LGA5:35 pmNew York LaGuardia
8h 20m
1 stop
ONT10:55 pmOntario
Sep 9
ONT12:20 pmOntario
8h 05m
1 stop
LGA11:25 pmNew York LaGuardia
$214
Find similar
Southwest
Sep 3
LGA2:55 pmNew York LaGuardia
8h 15m
1 stop
ONT8:10 pmOntario
Sep 10
ONT8:35 amOntario
8h 25m
2 stops
LGA8:00 pmNew York LaGuardia
$220
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New Jersey 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 agosto 6, 2025.
Use the filters below to find and compare flights from New Jersey to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 9/3

7:30 am-1:54 pm

1 stop9h 24m

Ontario

mié. 9/10

10:53 am-9:59 pm

1 stop8h 06m

$179

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mié. 8/27

8:20 am-1:39 pm

1 stop8h 19m

Ontario

mar. 9/2

4:54 pm-5:30 am

1 stop9h 36m

$197

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

jue. 11/6

5:55 pm-12:05 am

1 stop9h 10m

Ontario

lun. 11/10

9:15 pm-9:00 am

2 stops8h 45m

$212

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

vie. 9/5

5:35 pm-10:55 pm

1 stop8h 20m

Ontario

mar. 9/9

12:20 pm-11:25 pm

1 stop8h 05m

$214

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mar. 8/26

6:50 pm-9:59 pm

Nonstop6h 09m

Ontario

mar. 9/2

11:59 pm-8:30 am

Nonstop5h 31m

$233

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

sáb. 8/30

6:50 pm-9:59 pm

Nonstop6h 09m

Ontario

sáb. 9/6

10:56 pm-7:18 am

Nonstop5h 22m

$234

PhiladelphiaOntario

PHL - ONT

PHLONT

Philadelphia

lun. 9/29

5:06 pm-10:30 pm

1 stop8h 24m

Ontario

mié. 10/1

6:36 pm-5:26 am

1 stop7h 50m

$244

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 8/20

3:25 pm-8:43 pm

1 stop8h 18m

Ontario

dom. 8/31

6:04 am-7:14 pm

1 stop10h 10m

$245

PhiladelphiaOntario

PHL - ONT

PHLONT

Philadelphia

mar. 11/4

7:02 am-3:17 pm

1 stop11h 15m

Ontario

mar. 11/18

4:11 pm-5:42 am

1 stop10h 31m

$248

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

jue. 10/30

4:51 pm-11:32 pm

1 stop9h 41m

Ontario

mié. 11/5

6:00 am-7:29 pm

1 stop10h 29m

$248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from New Jersey 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, September is the cheapest month to fly from New Jersey to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you aren’t able to travel during the month of September, then book flights to Ontario from New Jersey during July instead. Flights to Ontario in July, while not as cheap as those in September, still average around $299.

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 Friday when prices can be found for as low as $300. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New Jersey to Ontario for around $357.

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 New Jersey to Ontario when you can find flight prices for as low as $316. 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 $362 on average. Flights to Ontario from New Jersey in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from New Jersey when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $358 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from New Jersey for as low as $239 on momondo.

Cheap New Jersey to Ontario flight deals and tips

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

Best Price Found

$90

Fastest flight time

5h 54m

Direct flights

Every day

Airports in Ontario

1 airport
The best one-way flight to Ontario from New Jersey in the past 72 hours is $90. The best round-trip flight deal from New Jersey to Ontario found on momondo in the last 72 hours is $179.
The fastest flight from New Jersey to Ontario takes 5h 54m
Direct flights go from New Jersey to Ontario every day.
There is 1 airport near Ontario: Ontario (ONT)
Search flight deals

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

    Prices for flights from New Jersey to Ontario Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New Jersey 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 New Jersey to Ontario

Compare and see reviews for airlines that fly from New Jersey to Ontario with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,054 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $272Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $280Free CancellationRating
8.0
7,986 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
8,915 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New Jersey 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 New Jersey to Ontario for you.

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

Flights from New Jersey to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New Jersey to Ontario.

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

Of course. momondo tracks the price of New Jersey to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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