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Cheap flights from New York 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 York to Los Angeles departing on 9/15. 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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Find the cheapest flights from New York to Los Angeles (NYC-ONT)

Cheap round-trip flights

Frontier Logo
10:50 pm - 7:54 pmLGA-ONT
24h 04m1 stop
Frontier Logo
3:43 pm - 10:11 pmONT-LGA
27h 28m1 stop
$166Frontier
Find Deal
mié., sep. 3 - dom., sep. 7
Frontier Logo
10:56 pm - 7:23 amLGA-ONT
11h 27m1 stop
Frontier Logo
8:59 pm - 10:11 pmONT-LGA
22h 12m1 stop
$167Frontier
Find Deal
mié., sep. 24 - vie., sep. 26
Southwest Logo
2:55 pm - 8:10 pmLGA-ONT
8h 15m1 stop
Southwest Logo
10:35 am - 10:50 pmONT-LGA
9h 15m1 stop
$247Southwest
Find Deal
mié., sep. 3 - vie., sep. 5
American Airlines Logo
1:55 pm - 9:24 pmJFK-ONT
10h 29m1 stop
American Airlines Logo
10:54 am - 9:29 pmONT-JFK
7h 35m1 stop
$251American Airlines
Find Deal
mié., sep. 3 - mié., sep. 17
American Airlines Logo
5:30 am - 9:58 amEWR-ONT
7h 28m1 stop
American Airlines Logo
1:10 pm - 10:59 pmONT-EWR
6h 49m1 stop
$252American Airlines
Find Deal
mar., sep. 2 - mié., sep. 10
Southwest Logo
2:10 pm - 8:45 pmLGA-ONT
9h 35m2 stops
Southwest Logo
10:35 am - 10:50 pmONT-LGA
9h 15m1 stop
$252Southwest
Find Deal
mié., sep. 3 - vie., sep. 5
JetBlue Logo
6:50 pm - 9:59 pmJFK-ONT
6h 09mnonstop
JetBlue Logo
10:56 pm - 7:18 amONT-JFK
5h 22mnonstop
$254JetBlue
Find Deal
dom., ago. 31 - sáb., sep. 6
JetBlue Logo
6:35 pm - 9:29 pmJFK-ONT
5h 54mnonstop
JetBlue Logo
10:56 pm - 7:18 amONT-JFK
5h 22mnonstop
$255JetBlue
Find Deal
sáb., sep. 13 - sáb., sep. 20
Delta Logo
12:59 pm - 7:15 pmLGA-ONT
9h 16m1 stop
Delta Logo
11:55 am - 10:44 pmONT-LGA
7h 49m1 stop
$277Delta
Find Deal
mar., sep. 16 - mar., sep. 23
Delta Logo
6:00 am - 10:42 amEWR-ONT
7h 42m1 stop
Delta Logo
10:00 pm - 9:36 amONT-EWR
8h 36m1 stop
$277Delta
Find Deal
mar., sep. 30 - mar., oct. 7

Alaska Airlines flights from New York to Ontario

Our best Alaska Airlines deals on New York to Ontario flight tickets
Alaska Airlines
Sep 9
EWR7:19 amNewark
9h 53m
1 stop
ONT2:12 pmOntario
Sep 16
ONT3:06 pmOntario
11h 53m
1 stop
EWR5:59 amNewark
$250
Find similar
Alaska Airlines
Oct 15
EWR5:45 pmNewark
9h 06m
1 stop
ONT11:51 pmOntario
Oct 31
ONT4:11 pmOntario
10h 48m
1 stop
EWR5:59 amNewark
$251
Find similar
Alaska Airlines
Oct 16
EWR5:45 pmNewark
9h 06m
1 stop
ONT11:51 pmOntario
Oct 29
ONT6:00 amOntario
9h 29m
1 stop
EWR6:29 pmNewark
$268
Find similar

JetBlue flights from New York to Ontario

Our best JetBlue deals on New York to Ontario flight tickets
JetBlue
Aug 31
JFK6:50 pmNew York John F Kennedy Intl
6h 09m
ONT9:59 pmOntario
Sep 6
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
$254
Find similar
JetBlue
Sep 13
JFK6:35 pmNew York John F Kennedy Intl
5h 54m
ONT9:29 pmOntario
Sep 20
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
$255
Find similar
JetBlue
Sep 13
JFK6:35 pmNew York John F Kennedy Intl
5h 54m
ONT9:29 pmOntario
Sep 20
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
$259
Find similar

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 agosto 14, 2025.
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

mié. 9/3

10:50 pm-7:54 pm

1 stop24h 04m

Ontario

dom. 9/7

3:43 pm-10:11 pm

1 stop27h 28m

$166

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 9/24

10:56 pm-7:23 am

1 stop11h 27m

Ontario

vie. 9/26

8:59 pm-10:11 pm

1 stop22h 12m

$167

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 9/3

2:55 pm-8:10 pm

1 stop8h 15m

Ontario

vie. 9/5

10:35 am-10:50 pm

1 stop9h 15m

$247

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

mié. 9/3

1:55 pm-9:24 pm

1 stop10h 29m

Ontario

mié. 9/17

10:54 am-9:29 pm

1 stop7h 35m

$251

NewarkOntario

EWR - ONT

EWRONT

Newark

mar. 9/2

5:30 am-9:58 am

1 stop7h 28m

Ontario

mié. 9/10

1:10 pm-10:59 pm

1 stop6h 49m

$252

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mié. 9/3

2:10 pm-8:45 pm

2 stops9h 35m

Ontario

vie. 9/5

10:35 am-10:50 pm

1 stop9h 15m

$252

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

dom. 8/31

6:50 pm-9:59 pm

Nonstop6h 09m

Ontario

sáb. 9/6

10:56 pm-7:18 am

Nonstop5h 22m

$254

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

sáb. 9/13

6:35 pm-9:29 pm

Nonstop5h 54m

Ontario

sáb. 9/20

10:56 pm-7:18 am

Nonstop5h 22m

$255

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

mar. 9/16

12:59 pm-7:15 pm

1 stop9h 16m

Ontario

mar. 9/23

11:55 am-10:44 pm

1 stop7h 49m

$277

NewarkOntario

EWR - ONT

EWRONT

Newark

mar. 9/30

6:00 am-10:42 am

1 stop7h 42m

Ontario

mar. 10/7

10:00 pm-9:36 am

1 stop8h 36m

$277

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 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 July instead. Flights to Ontario in July, while not as cheap as those in September, still average around $292.

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 $301. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from New York to Ontario for around $367.

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 $317. 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 York in the morning 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 $360 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 $246 on momondo.

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

There are 1 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.

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

As of August 2025, prices for New York to Ontario flights are approximately 19% more expensive 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

$80

Fastest flight time

5h 54m

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 $80. The best round-trip flight deal from New York to Ontario found on momondo in the last 72 hours is $166.
The fastest flight from New York to Ontario takes 5h 54m
Direct flights go from New York to Ontario every day.
There is 1 airport near Ontario: Ontario (ONT)
Search flight deals

  • How far is New York to Ontario by plane?

    Ontario is 2413.4 mi away from New York. 5h 54m 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
5.8
3,219 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,045 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $214Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
JetBluePriceFrom $227Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $260Free CancellationRating
8.0
7,980 reviews
Search Delta flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

  • United Airlines Flights From New York to Ontario

    United Airlines flight deals from New York to Ontario start from $214 round-trip. Over the 4 United Airlines flights for this route in a normal week, average airfare is usually $529 round-trip - but some users have found much cheaper deals with momondo.

  • JetBlue Flights From New York to Ontario

    $227 is the best JetBlue flight deal from New York to Ontario found on momondo over the last 72 hours. The average JetBlue ticket price found was closer to $333, however, with flight time and availability significantly affecting the price. JetBlue (7.2/10 from 2,914 user reviews) flies into Ontario from New York 3 times in an average week so prices can vary.

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

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