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Cheap flights from New York to Ontario from $108

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 Ontario departing on 5/7. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from New York to Los Angeles.
10:59 pm - 7:29 amLGA-ONT
11h 30m1 stop
6:03 pm - 10:00 pmONT-LGA
24h 57m1 stop
$228Frontier
Find Deal
Sat, Apr 19 - Mon, Apr 21
6:59 am - 12:08 pmJFK-ONT
8h 09m1 stop
6:47 pm - 11:59 amONT-JFK
14h 12m1 stop
$238Frontier
Find Deal
Tue, May 6 - Sat, May 17
6:35 pm - 9:41 pmJFK-ONT
6h 06mnonstop
11:00 pm - 7:23 amONT-JFK
5h 23mnonstop
$243JetBlue
Find Deal
Tue, Sep 16 - Sat, Sep 20
6:00 pm - 9:11 pmJFK-ONT
6h 11mnonstop
10:59 pm - 7:19 amONT-JFK
5h 20mnonstop
$250JetBlue
Find Deal
Tue, May 6 - Wed, May 14
4:59 pm - 11:59 pmLGA-ONT
10h 00m1 stop
12:59 am - 12:00 pmONT-LGA
8h 01m1 stop
$267American Airlines
Find Deal
Tue, Jun 24 - Mon, Jun 30
5:59 am - 1:49 pmEWR-ONT
10h 50m1 stop
6:00 am - 3:59 pmONT-EWR
6h 59m1 stop
$267American Airlines
Find Deal
Sat, Apr 26 - Sat, May 3
6:30 am - 11:05 amLGA-ONT
7h 35m1 stop
1:05 pm - 11:25 pmONT-LGA
7h 20m1 stop
$272Southwest
Find Deal
Thu, May 1 - Tue, May 6
5:59 am - 10:57 amEWR-ONT
7h 58m1 stop
10:15 pm - 8:59 amONT-EWR
7h 44m1 stop
$276Delta
Find Deal
Sat, Apr 26 - Mon, May 5
6:00 am - 10:57 amLGA-ONT
7h 57m1 stop
10:15 pm - 8:09 amONT-LGA
6h 54m1 stop
$277Delta
Find Deal
Sat, May 3 - Mon, May 5
9:55 pm - 8:55 amLGA-ONT
14h 00m1 stop
7:35 am - 11:00 pmONT-LGA
12h 25m1 stop
$427Southwest
Find Deal
Wed, Jun 25 - Fri, Jun 27

JetBlue flights from New York to Ontario

Our best JetBlue deals on New York to Ontario flight tickets
JetBlue
Sep 16
JFK6:35 pmNew York John F Kennedy Intl
6h 06m
ONT9:41 pmOntario
Sep 20
ONT11:00 pmOntario
5h 23m
JFK7:23 amNew York John F Kennedy Intl
JetBlue
May 6
JFK6:00 pmNew York John F Kennedy Intl
6h 11m
ONT9:11 pmOntario
May 14
ONT10:59 pmOntario
5h 20m
JFK7:19 amNew York John F Kennedy Intl
JetBlue
Jul 8
JFK7:20 pmNew York John F Kennedy Intl
6h 10m
ONT10:30 pmOntario
Jul 12
ONT11:45 pmOntario
5h 25m
JFK8:10 amNew York John F Kennedy Intl

American Airlines flights from New York to Ontario

Our best American Airlines deals on New York to Ontario flight tickets
American Airlines
Jun 24
LGA4:59 pmNew York LaGuardia
10h 00m
1 stop
ONT11:59 pmOntario
Jun 30
ONT12:59 amOntario
8h 01m
1 stop
LGA12:00 pmNew York LaGuardia
American Airlines
Jul 23
EWR1:29 pmNewark
11h 09m
2 stops
ONT9:38 pmOntario
Jul 28
ONT12:59 amOntario
7h 30m
1 stop
EWR11:29 amNewark
American Airlines
Jul 23
EWR1:29 pmNewark
11h 09m
2 stops
ONT9:38 pmOntario
Jul 28
ONT11:59 pmOntario
9h 39m
2 stops
EWR12:38 pmNewark

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 $298. 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 $318.

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 Saturday when prices can be found for as low as $376. 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 York to Ontario for around $511.

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 evening when prices are $408 on average. Flights to Ontario from New York in the evening 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 21 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $405 when searching 21 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 $305 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 March 2025, prices for New York to Ontario flights are approximately 59% 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

$108

Fastest flight time

6h 06m

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 $108. The best round-trip flight deal from New York to Ontario found on momondo in the last 72 hours is $228.
The fastest flight from New York to Ontario takes 6h 06m
Direct flights go from New York to Ontario every day.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is New York to Ontario by plane?

    Ontario is 2413.4 mi away from New York. 6h 06m 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 $97Free CancellationRating
6.0
3,271 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $171Free CancellationRating
6.3
7,881 reviews
Search Spirit Airlines flights
DeltaPriceFrom $197Free CancellationRating
8.0
7,895 reviews
Search Delta flights
United AirlinesPriceFrom $227Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
JetBluePriceFrom $236Free CancellationRating
7.3
2,923 reviews
Search JetBlue flights
American AirlinesPriceFrom $257Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,273 reviews
Search Southwest 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.


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