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Cheap flights from Ontario to New York State 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 Ontario to New York State departing on 10/6. 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 Ontario to New York State

Cheap round-trip flights

Frontier Logo
4:05 pm - 10:30 amONT-EWR
15h 25m2 stops
Frontier Logo
11:30 am - 11:50 pmEWR-ONT
15h 20m2 stops
$215Frontier
Find Deal
Mon, Nov 10 - Sat, Nov 15
Frontier Logo
6:53 am - 1:06 amONT-EWR
15h 13m2 stops
Frontier Logo
11:26 am - 7:29 amEWR-ONT
23h 03m2 stops
$216Frontier
Find Deal
Thu, Oct 23 - Thu, Oct 30
American Airlines Logo
5:03 pm - 5:07 amONT-EWR
9h 04m1 stop
American Airlines Logo
10:21 am - 5:55 pmEWR-ONT
10h 34m1 stop
$229American Airlines
Find Deal
Sat, Feb 14 - Sat, Feb 21
JetBlue Logo
10:56 pm - 7:18 amONT-JFK
5h 22mnonstop
JetBlue Logo
6:35 pm - 9:29 pmJFK-ONT
5h 54mnonstop
$232JetBlue
Find Deal
Tue, Oct 21 - Fri, Oct 24
American Airlines Logo
6:10 am - 5:53 pmONT-LGA
8h 43m1 stop
American Airlines Logo
2:59 pm - 10:42 pmLGA-ONT
10h 43m1 stop
$235American Airlines
Find Deal
Wed, Oct 22 - Tue, Oct 28
JetBlue Logo
10:56 pm - 7:18 amONT-JFK
5h 22mnonstop
JetBlue Logo
6:35 pm - 9:29 pmJFK-ONT
5h 54mnonstop
$237JetBlue
Find Deal
Sat, Oct 18 - Fri, Oct 24
Southwest Logo
6:35 am - 6:10 pmONT-LGA
8h 35m1 stop
Southwest Logo
11:20 am - 8:40 pmLGA-ONT
12h 20m2 stops
$272Southwest
Find Deal
Fri, Oct 17 - Tue, Oct 21
Delta Logo
11:36 am - 11:41 pmONT-LGA
9h 05m1 stop
Delta Logo
6:00 am - 10:26 amLGA-ONT
7h 26m1 stop
$277Delta
Find Deal
Wed, Oct 8 - Tue, Oct 14
Delta Logo
1:15 pm - 11:56 pmONT-EWR
7h 41m1 stop
Delta Logo
6:50 am - 12:22 pmEWR-ONT
8h 32m1 stop
$277Delta
Find Deal
Sat, Nov 8 - Sat, Dec 6
Southwest Logo
5:15 am - 9:10 pmONT-LGA
12h 55m2 stops
Southwest Logo
3:30 pm - 10:05 pmLGA-ONT
9h 35m2 stops
$283Southwest
Find Deal
Wed, Oct 22 - Tue, Oct 28

JetBlue flights from Ontario to State of New York

Our best JetBlue deals on Ontario to State of New York flight tickets
JetBlue
Oct 21
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
Oct 24
JFK6:35 pmNew York John F Kennedy Intl
5h 54m
ONT9:29 pmOntario
$232
Find similar
JetBlue
Oct 18
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
Oct 24
JFK6:35 pmNew York John F Kennedy Intl
5h 54m
ONT9:29 pmOntario
$237
Find similar
JetBlue
Oct 22
ONT10:56 pmOntario
5h 22m
JFK7:18 amNew York John F Kennedy Intl
Oct 23
JFK6:35 pmNew York John F Kennedy Intl
5h 54m
ONT9:29 pmOntario
$252
Find similar

Frontier flights from Ontario to State of New York

Our best Frontier deals on Ontario to State of New York flight tickets
Frontier
Nov 10
ONT4:05 pmOntario
15h 25m
2 stops
EWR10:30 amNewark
Nov 15
EWR11:30 amNewark
15h 20m
2 stops
ONT11:50 pmOntario
$215
Find similar
Frontier
Oct 23
ONT6:53 amOntario
15h 13m
2 stops
EWR1:06 amNewark
Oct 30
EWR11:26 amNewark
23h 03m
2 stops
ONT7:29 amOntario
$216
Find similar
Frontier
Nov 13
ONT7:22 amOntario
13h 05m
2 stops
LGA11:27 pmNew York LaGuardia
Nov 14
LGA10:00 pmNew York LaGuardia
16h 10m
2 stops
ONT11:10 amOntario
$229
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to State of New York 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 September 25, 2025.
Use the filters below to find and compare flights from Ontario to New York State that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 11/10

4:05 pm-10:30 am

2 stops15h 25m

Newark

Sat 11/15

11:30 am-11:50 pm

2 stops15h 20m

$215

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 10/23

6:53 am-1:06 am

2 stops15h 13m

Newark

Thu 10/30

11:26 am-7:29 am

2 stops23h 03m

$216

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 2/14

5:03 pm-5:07 am

1 stop9h 04m

Newark

Sat 2/21

10:21 am-5:55 pm

1 stop10h 34m

$229

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 10/21

10:56 pm-7:18 am

Nonstop5h 22m

New York John F Kennedy Intl

Fri 10/24

6:35 pm-9:29 pm

Nonstop5h 54m

$232

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 10/22

6:10 am-5:53 pm

1 stop8h 43m

New York LaGuardia

Tue 10/28

2:59 pm-10:42 pm

1 stop10h 43m

$235

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 10/18

10:56 pm-7:18 am

Nonstop5h 22m

New York John F Kennedy Intl

Fri 10/24

6:35 pm-9:29 pm

Nonstop5h 54m

$237

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 10/17

6:35 am-6:10 pm

1 stop8h 35m

New York LaGuardia

Tue 10/21

11:20 am-8:40 pm

2 stops12h 20m

$272

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 10/8

11:36 am-11:41 pm

1 stop9h 05m

New York LaGuardia

Tue 10/14

6:00 am-10:26 am

1 stop7h 26m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 11/8

1:15 pm-11:56 pm

1 stop7h 41m

Newark

Sat 12/6

6:50 am-12:22 pm

1 stop8h 32m

$277

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 10/22

5:15 am-9:10 pm

2 stops12h 55m

New York LaGuardia

Tue 10/28

3:30 pm-10:05 pm

2 stops9h 35m

$283

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 New York State from

How to get the cheapest flight ticket from Ontario to State of New York

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 State of New York?

In general, January is the cheapest month to fly from Ontario to State of New York. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $276. If you’re not able to fly to State of New York in January, then November is your next best option. Flight prices from Ontario to State of New York during November average around $308.

What is the cheapest day to depart on your flight to State of New York?

Our data shows that Saturday is the least expensive day to fly to State of New York. Tickets to fly out on this day can be as low as $336. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $389. These prices are subject to change though, so be sure to set up a Price Alert for flights to State of New York.

What is the cheapest time of day to depart on your flight to State of New York?

According to our data, the cheapest time of day to fly to State of New York is in the afternoon. momondo users have found flights departing from Ontario to State of New York in the afternoon for as low as $309. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $357 on average. Flights to State of New York from Ontario in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Ontario to New York flight route?

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

How far in advance should I book a flight to State of New York?

You are more likely to see cheaper flights to State of New York from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to State of New York for around $347 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of New York from Ontario for as low as $274 on momondo.

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

There are 2 cabin classes available to choose from on Ontario to New York 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 Ontario to State of New York flights?

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

Cheap Ontario to State of New York flight deals and tips

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

Best Price Found

$143

Fastest flight time

5h 22m

Direct flights

Every day

Airports in State of New York

2 airports
The best one-way flight to State of New York from Ontario in the past 72 hours is $143. The best round-trip flight deal from Ontario to State of New York found on momondo in the last 72 hours is $265.
The fastest flight from Ontario to State of New York takes 5h 22m
Direct flights go from Ontario to State of New York every day.
There are 2 airports near State of New York: New York LaGuardia (LGA), New York John F Kennedy Intl (JFK)
Search flight deals

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

    Prices for flights from Ontario Airport to New York were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to New York.

  • What documentation or ID do you need to fly to New York?

    The travel and health documents required for your trip to New York can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at New York. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Ontario to State of New York

Compare and see reviews for airlines that fly from Ontario to State of New York with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $90Free CancellationRating
6.3
8,042 reviews
Search Spirit Airlines flights
FrontierPriceFrom $110Free CancellationRating
5.8
3,162 reviews
Search Frontier flights
DeltaPriceFrom $228Free CancellationRating
7.9
7,973 reviews
Search Delta flights
JetBluePriceFrom $237Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $237Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
SouthwestPriceFrom $275Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $337Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to New York. momondo saves you time and could save you money on your trip.

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

Yes. All flights to New York from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Ontario to New York.

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

If you are not ready to book a flight from Ontario to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your State of New York 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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