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Cheap flights from New York to Los Angeles from $91

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 York to Los Angeles departing on 2/27. 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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0 bags

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Find the cheapest flights from New York to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:15 am - 2:35 pm
LGA
-
ONT
10h 20m
1 stop
Southwest Logo
5:15 am - 4:25 pm
ONT
-
LGA
8h 10m
1 stop
$193Southwest
mar., feb. 24 - mar., mar. 3
Southwest Logo
2:00 pm - 9:45 pm
LGA
-
ONT
10h 45m
1 stop
Southwest Logo
9:00 pm - 9:10 am
ONT
-
LGA
9h 10m
2 stops
$198Southwest
mar., feb. 24 - mar., mar. 3
Frontier Logo
7:30 am - 6:34 pm
JFK
-
ONT
14h 04m
1 stop
Frontier Logo
7:18 pm - 6:30 am
ONT
-
JFK
8h 12m
1 stop
$202Frontier
mar., abr. 21 - sáb., abr. 25
Southwest Logo
2:30 pm - 9:45 pm
LGA
-
ONT
10h 15m
2 stops
Southwest Logo
9:00 pm - 9:10 am
ONT
-
LGA
9h 10m
2 stops
$203Southwest
mar., feb. 24 - mar., mar. 3
Frontier Logo
7:30 am - 6:23 pm
JFK
-
ONT
13h 53m
1 stop
Frontier Logo
7:18 pm - 6:30 am
ONT
-
JFK
8h 12m
1 stop
$220Frontier
sáb., abr. 25 - sáb., may. 2
American Airlines Logo
5:07 pm - 11:59 pm
LGA
-
ONT
9h 52m
1 stop
American Airlines Logo
11:58 pm - 12:24 pm
ONT
-
LGA
9h 26m
1 stop
$236American Airlines
vie., feb. 20 - dom., feb. 22
Alaska Airlines Logo
5:00 pm - 11:52 pm
JFK
-
ONT
9h 52m
1 stop
Alaska Airlines Logo
7:00 am - 3:45 pm
ONT
-
JFK
29h 45m
1 stop
$243Alaska Airlines
vie., feb. 20 - sáb., feb. 28
Alaska Airlines Logo
5:00 pm - 11:52 pm
JFK
-
ONT
9h 52m
1 stop
Alaska Airlines Logo
7:00 am - 2:45 pm
ONT
-
JFK
28h 45m
1 stop
$247Alaska Airlines
mar., mar. 3 - sáb., mar. 7
American Airlines Logo
3:59 pm - 10:19 pm
JFK
-
ONT
9h 20m
1 stop
American Airlines Logo
11:58 pm - 11:31 am
ONT
-
JFK
8h 33m
1 stop
$251American Airlines
mié., feb. 25 - mié., mar. 4
United Airlines Logo
3:36 pm - 9:59 pm
LGA
-
ONT
9h 23m
1 stop
United Airlines Logo
6:37 pm - 8:44 am
ONT
-
LGA
11h 07m
2 stops
$252United Airlines
mié., mar. 4 - sáb., mar. 7

Southwest flights from New York to Ontario

Our best Southwest deals on New York to Ontario flight tickets
Southwest
Feb 24
LGA7:15 amNew York LaGuardia
10h 20m
1 stop
ONT2:35 pmOntario
Mar 3
ONT5:15 amOntario
8h 10m
1 stop
LGA4:25 pmNew York LaGuardia
$193
Southwest
Feb 24
LGA2:00 pmNew York LaGuardia
10h 45m
1 stop
ONT9:45 pmOntario
Mar 3
ONT9:00 pmOntario
9h 10m
2 stops
LGA9:10 amNew York LaGuardia
$198
Southwest
Feb 24
LGA2:30 pmNew York LaGuardia
10h 15m
2 stops
ONT9:45 pmOntario
Mar 3
ONT9:00 pmOntario
9h 10m
2 stops
LGA9:10 amNew York LaGuardia
$203

American Airlines flights from New York to Ontario

Our best American Airlines deals on New York to Ontario flight tickets
American Airlines
Feb 20
LGA5:07 pmNew York LaGuardia
9h 52m
1 stop
ONT11:59 pmOntario
Feb 22
ONT11:58 pmOntario
9h 26m
1 stop
LGA12:24 pmNew York LaGuardia
$236
American Airlines
Feb 25
JFK3:59 pmNew York John F Kennedy Intl
9h 20m
1 stop
ONT10:19 pmOntario
Mar 4
ONT11:58 pmOntario
8h 33m
1 stop
JFK11:31 amNew York John F Kennedy Intl
$251
American Airlines
Feb 20
JFK3:59 pmNew York John F Kennedy Intl
9h 08m
1 stop
ONT10:07 pmOntario
Feb 23
ONT11:59 pmOntario
7h 10m
1 stop
JFK10:09 amNew York John F Kennedy Intl
$257

momondo Fare Finder

 
Customize your flight search to find flights from New York 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 enero 29, 2026.
Use the filters below to find and compare flights from New York to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mar. 2/24

7:15 am-2:35 pm

1 stop10h 20m

Ontario

mar. 3/3

5:15 am-4:25 pm

1 stop8h 10m

$193

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mar. 2/24

2:00 pm-9:45 pm

1 stop10h 45m

Ontario

mar. 3/3

9:00 pm-9:10 am

2 stops9h 10m

$198

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mar. 4/21

7:30 am-6:34 pm

1 stop14h 04m

Ontario

sáb. 4/25

7:18 pm-6:30 am

1 stop8h 12m

$202

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mar. 2/24

2:30 pm-9:45 pm

2 stops10h 15m

Ontario

mar. 3/3

9:00 pm-9:10 am

2 stops9h 10m

$203

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

sáb. 4/25

7:30 am-6:23 pm

1 stop13h 53m

Ontario

sáb. 5/2

7:18 pm-6:30 am

1 stop8h 12m

$220

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

vie. 2/20

5:07 pm-11:59 pm

1 stop9h 52m

Ontario

dom. 2/22

11:58 pm-12:24 pm

1 stop9h 26m

$236

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

vie. 2/20

5:00 pm-11:52 pm

1 stop9h 52m

Ontario

sáb. 2/28

7:00 am-3:45 pm

1 stop29h 45m

$243

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mar. 3/3

5:00 pm-11:52 pm

1 stop9h 52m

Ontario

sáb. 3/7

7:00 am-2:45 pm

1 stop28h 45m

$247

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mié. 2/25

3:59 pm-10:19 pm

1 stop9h 20m

Ontario

mié. 3/4

11:58 pm-11:31 am

1 stop8h 33m

$251

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 3/4

3:36 pm-9:59 pm

1 stop9h 23m

Ontario

sáb. 3/7

6:37 pm-8:44 am

2 stops11h 07m

$252

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Los Angeles from

How to get the cheapest flight ticket from New York 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 York and Ontario?

What is the cheapest month to fly to Ontario?

In general, September is the cheapest month to fly from New York 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 York during October instead. Flights to Ontario in October, while not as cheap as those in September, still average around $287.

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 $306. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from New York to Ontario for around $387.

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 York to Ontario when you can find flight prices for as low as $336. 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 afternoon when prices are $337 on average. Flights to Ontario from New York in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest New York to Ontario flight route?

Fly from New York John F Kennedy Intl to Ontario for the best New York - Ontario flight prices

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

You are more likely to see cheaper flights to Ontario from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $350 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from New York for as low as $275 on momondo.

What cabin class options are available on New York to Ontario flights?

There are 2 cabin classes available to choose from on New York to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on New York to Ontario flights?

You could potentially save up to 35% on your flight if you consider stops on a New York to Ontario flight.

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

As of January 2026, prices for New York to Ontario flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from New York to Ontario

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

Cheap New York to Ontario (NYC to ONT) flight deals and tips

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

Best Price Found

$154

Fastest flight time

6h 10m

Direct flights

Every day

Airports in Ontario

1 airport
The best one-way flight to Ontario from New York in the past 72 hours is $154. The best round-trip flight deal from New York to Ontario found on momondo in the last 72 hours is $352.
The fastest flight from New York to Ontario takes 6h 10m
Direct flights go from New York to Ontario every day.
There is 1 airport in Ontario. From New York there are direct flights to Ontario (ONT).
Search flight deals

  • How far is New York to Ontario by plane?

    Ontario is 2413.4 mi away from New York. 6h 10m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from New York 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 New York to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from New York to Ontario?

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

Best airlines flying from New York to Ontario

Compare and see reviews for airlines that fly from New York to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $102Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
DeltaPriceFrom $148Free CancellationRating
7.9
8,127 reviews
Search Delta flights
SouthwestPriceFrom $192Free CancellationRating
8.0
4,267 reviews
Search Southwest flights
American AirlinesPriceFrom $192Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
JetBluePriceFrom $238Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from New York 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 York to Ontario with flexible booking policies on momondo?

All flight searches from New York to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential New York to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for New York 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.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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