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Cheap flights from New York to Los Angeles from $111

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 1/25. 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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Cheap round-trip flights

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Multiple Airlines Logo
4:05 pm - 7:26 am
EWR
-
ONT
18h 21m1 stop
Multiple Airlines Logo
6:00 am - 7:59 pm
ONT
-
EWR
10h 59m2 stops
$209Multiple Airlines
Fri, Feb 20 - Sat, Feb 28
Multiple Airlines Logo
4:15 pm - 7:32 pm
EWR
-
ONT
30h 17m2 stops
Multiple Airlines Logo
8:21 am - 5:54 pm
ONT
-
EWR
30h 33m1 stop
$216Multiple Airlines
Sat, Feb 7 - Sat, Feb 14
Multiple Airlines Logo
4:15 pm - 7:01 pm
EWR
-
ONT
29h 46m1 stop
Multiple Airlines Logo
7:15 am - 7:53 am
ONT
-
EWR
45h 38m2 stops
$226Multiple Airlines
Sat, Jan 17 - Sat, Jan 24
Frontier Logo
7:59 am - 2:51 pm
JFK
-
ONT
9h 52m1 stop
Frontier Logo
6:49 pm - 3:24 pm
ONT
-
JFK
41h 35m2 stops
$230Frontier
Mon, Jan 12 - Wed, Jan 14
Frontier Logo
7:59 am - 2:51 pm
JFK
-
ONT
9h 52m1 stop
Frontier Logo
10:18 pm - 5:00 am
ONT
-
JFK
27h 42m2 stops
$231Frontier
Mon, Jan 12 - Thu, Jan 15
American Airlines Logo
8:00 am - 2:18 pm
LGA
-
ONT
9h 18m1 stop
American Airlines Logo
7:10 am - 6:59 pm
ONT
-
LGA
8h 49m1 stop
$233American Airlines
Tue, Feb 10 - Fri, Feb 13
Frontier Logo
10:55 pm - 11:56 pm
LGA
-
ONT
28h 01m1 stop
Frontier Logo
8:31 am - 9:05 pm
ONT
-
LGA
9h 34m1 stop
$234Frontier
Wed, Jan 7 - Mon, Jan 12
American Airlines Logo
10:35 am - 6:45 pm
LGA
-
ONT
11h 10m1 stop
American Airlines Logo
6:00 am - 4:10 pm
ONT
-
LGA
7h 10m1 stop
$236American Airlines
Sat, Jan 24 - Sun, Feb 1
American Airlines Logo
9:00 am - 4:05 pm
LGA
-
ONT
10h 05m2 stops
American Airlines Logo
11:59 pm - 11:59 am
ONT
-
LGA
9h 00m1 stop
$240American Airlines
Tue, Feb 10 - Sat, Feb 14
American Airlines Logo
8:25 am - 4:05 pm
JFK
-
ONT
10h 40m1 stop
American Airlines Logo
11:59 pm - 11:30 am
ONT
-
JFK
8h 31m1 stop
$247American Airlines
Mon, Jan 26 - Mon, Feb 2

Alaska Airlines flights from New York to Ontario

Our best Alaska Airlines deals on New York to Ontario flight tickets
Alaska Airlines
Feb 24
JFK7:00 amNew York John F Kennedy Intl
11h 08m
1 stop
ONT3:08 pmOntario
Mar 3
ONT6:14 amOntario
9h 56m
1 stop
JFK7:10 pmNew York John F Kennedy Intl
$250
Find similar
Alaska Airlines
Jan 28
JFK7:00 amNew York John F Kennedy Intl
11h 08m
1 stop
ONT3:08 pmOntario
Jan 29
ONT6:00 amOntario
10h 28m
1 stop
JFK7:28 pmNew York John F Kennedy Intl
$253
Find similar
Alaska Airlines
Jan 29
JFK4:22 pmNew York John F Kennedy Intl
10h 34m
1 stop
ONT11:56 pmOntario
Feb 2
ONT6:00 amOntario
10h 28m
1 stop
JFK7:28 pmNew York John F Kennedy Intl
$256
Find similar

JetBlue flights from New York to Ontario

Our best JetBlue deals on New York to Ontario flight tickets
JetBlue
Apr 30
JFK6:59 pmNew York John F Kennedy Intl
6h 10m
ONT10:09 pmOntario
May 3
ONT11:25 pmOntario
5h 25m
JFK7:50 amNew York John F Kennedy Intl
$307
Find similar
JetBlue
May 14
JFK6:59 pmNew York John F Kennedy Intl
6h 10m
ONT10:09 pmOntario
May 18
ONT11:25 pmOntario
5h 25m
JFK7:50 amNew York John F Kennedy Intl
$320
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 December 28, 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

NewarkOntario

EWR - ONT

EWRONT

Newark

Fri 2/20

4:05 pm-7:26 am

1 stop18h 21m

Ontario

Sat 2/28

6:00 am-7:59 pm

2 stops10h 59m

$209

NewarkOntario

EWR - ONT

EWRONT

Newark

Sat 2/7

4:15 pm-7:32 pm

2 stops30h 17m

Ontario

Sat 2/14

8:21 am-5:54 pm

1 stop30h 33m

$216

NewarkOntario

EWR - ONT

EWRONT

Newark

Sat 1/17

4:15 pm-7:01 pm

1 stop29h 46m

Ontario

Sat 1/24

7:15 am-7:53 am

2 stops45h 38m

$226

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Mon 1/12

7:59 am-2:51 pm

1 stop9h 52m

Ontario

Wed 1/14

6:49 pm-3:24 pm

2 stops41h 35m

$230

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Mon 1/12

7:59 am-2:51 pm

1 stop9h 52m

Ontario

Thu 1/15

10:18 pm-5:00 am

2 stops27h 42m

$231

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Tue 2/10

8:00 am-2:18 pm

1 stop9h 18m

Ontario

Fri 2/13

7:10 am-6:59 pm

1 stop8h 49m

$233

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Wed 1/7

10:55 pm-11:56 pm

1 stop28h 01m

Ontario

Mon 1/12

8:31 am-9:05 pm

1 stop9h 34m

$234

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Sat 1/24

10:35 am-6:45 pm

1 stop11h 10m

Ontario

Sun 2/1

6:00 am-4:10 pm

1 stop7h 10m

$236

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Tue 2/10

9:00 am-4:05 pm

2 stops10h 05m

Ontario

Sat 2/14

11:59 pm-11:59 am

1 stop9h 00m

$240

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Mon 1/26

8:25 am-4:05 pm

1 stop10h 40m

Ontario

Mon 2/2

11:59 pm-11:30 am

1 stop8h 31m

$247

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 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 $302. 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?

At noon is the cheapest time of day to fly from New York to Ontario when you can find flight prices for as low as $334. Flying to Ontario at noon 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 $353 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 $270 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 32% 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 December 2025, prices for New York to Ontario flights are approximately 14% 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

$367

Fastest flight time

6h 10m

Direct flights

Every day

Airports in Ontario

1 airport
The best flight deal from New York to Ontario found on momondo in the last 72 hours is $367
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
3,064 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,212 reviews
Search Spirit Airlines flights
DeltaPriceFrom $148Free CancellationRating
7.9
8,016 reviews
Search Delta flights
SouthwestPriceFrom $192Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,071 reviews
Search American Airlines flights
JetBluePriceFrom $250Free CancellationRating
7.2
2,901 reviews
Search JetBlue flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights

  • United Airlines Flights From New York to Ontario

    United Airlines flight deals from New York to Ontario start from $280 round-trip. Over the 5 United Airlines flights for this route in a normal week, average airfare is usually $387 round-trip - but some users have found much cheaper deals with momondo.

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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