What are the cheapest airlines to fly from Ontario to State of New York one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $117. However, be on the lookout for offers from JetBlue and United Airlines, as they are both options that can get you from Ontario to State of New York for a low price.

What are the most popular routes from Ontario to State of New York?

Most travelers choose Ontario - Newark, Ontario - New York John F Kennedy Intl or Ontario - New York LaGuardia when deciding on the best route from Ontario to State of New York.

What are the cheapest flights from Ontario to State of New York?

The cheapest flight price from Ontario to State of New York is $133. On average you can expect to pay $300. The most popular route, (Ontario - Newark), can usually be booked for $246.

What are the most popular airlines that fly from Ontario to State of New York?

When booking a flight from Ontario to State of New York, you may want to consider flying on American Airlines, Alaska Airlines or JetBlue as they are the most popular for this route.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 77% on flights from Ontario to State of New York compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $401. For sooner than that we have options available in the next 3 days from $666.

What is the cheapest month to fly from Ontario to State of New York?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to State of New York. Flights to State of New York from Ontario in January are about $366 on average during January, but can be found for as low as $137.

What airport do you fly from for flights from Ontario to New York?

Most people fly from Ontario (ONT) if they book a flight from Ontario to New York. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

Can I find deals for flights from Ontario to New York that include hotel bookings?

Yes. In addition to deals on Ontario to New York flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to New York?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to New York.

Can I find deals for business class flights from Ontario to New York?

Yes. Cheapflights offers flight deals from Ontario to New York by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$116+ Save on Flights from Ontario to New York State

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Cheap flight deals from Ontario to New York

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$226 (eDestinos)
One-way from	$116 (Trip.com)
Popular in	June
Cheapest in	January
Average price	$367
Good round-trip deal	$307 or less
Good one-way deal	$153 or less

Provider with most accurate pricing for Los Angeles-New York (NYC) flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-New York (NYC) flights.

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From Ontario to New York

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One-way flight from Ontario to New York

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Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Ontario to New York.

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Price to beat on a one-way flight from Ontario to New York.

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Find flight deals from Ontario to New York

Cheapest flights from Ontario to New York
Explore the most affordable flight options available from Ontario to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Mon 4/146:03 pmONT - LGA

1 stop24h 57mFrontier

Mon 4/2110:59 pmLGA - ONT

1 stop17h 38mFrontier

Deal found 3/24

$226

Sat 5/310:40 pmONT - JFK

Nonstop5h 20mJetBlue

Wed 5/76:00 pmJFK - ONT

Nonstop6h 11mJetBlue

Deal found 3/24

$243

Wed 4/22:43 pmONT - JFK

1 stop11h 47mFrontier

Tue 4/86:59 amJFK - ONT

1 stop11h 05mFrontier

Deal found 3/24

$259

Wed 5/71:14 pmONT - EWR

1 stop6h 52mAmerican Airlines

Wed 5/141:42 pmEWR - ONT

1 stop10h 23mAmerican Airlines

Deal found 3/22

$266

Wed 4/231:05 pmONT - LGA

1 stop7h 20mSouthwest

Wed 4/303:45 pmLGA - ONT

1 stop9h 30mSouthwest

Deal found 3/24

$267

Tue 5/611:59 pmONT - LGA

1 stop8h 27mAmerican Airlines

Tue 5/136:50 pmLGA - ONT

1 stop7h 53mAmerican Airlines

Deal found 3/23

$268

Tue 5/64:29 pmONT - JFK

1 stop10h 31mHawaiian Airlines

Wed 5/77:20 amJFK - ONT

1 stop11h 12mHawaiian Airlines

Deal found 3/24

$271

Mon 4/146:10 amONT - LGA

1 stop9h 57mUnited Airlines

Tue 4/157:15 amLGA - ONT

1 stop8h 23mUnited Airlines

Deal found 3/24

$272

Sat 4/128:39 amONT - LGA

1 stop10h 21mMultiple Airlines

Wed 4/1611:56 amLGA - ONT

1 stop10h 02mMultiple Airlines

Deal found 3/25

$275

Tue 4/1510:15 pmONT - LGA

1 stop6h 54mDelta

Tue 4/221:59 pmLGA - ONT

1 stop8h 29mDelta

Deal found 3/24

$277

Mon 4/1412:07 pmONT - EWR

1 stop7h 56mDelta

Mon 4/217:00 pmEWR - ONT

1 stop7h 41mDelta

Deal found 3/23

$277

Mon 4/146:00 amONT - JFK

1 stop9h 21mDelta

Mon 4/214:30 pmJFK - ONT

1 stop9h 06mDelta

Deal found 3/23

$277

Best flights from Ontario to New York
Discover carefully curated flight deals from Ontario to New York that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Mon 4/146:03 pmONT - LGA

1 stop24h 57mFrontier

Mon 4/2110:59 pmLGA - ONT

1 stop17h 38mFrontier

Deal found 3/24

$226

Tue 5/610:59 pmONT - JFK

Nonstop5h 20mJetBlue

Tue 5/136:00 pmJFK - ONT

Nonstop6h 11mJetBlue

Deal found 3/23

$243

Wed 5/71:14 pmONT - EWR

1 stop6h 52mAmerican Airlines

Wed 5/141:42 pmEWR - ONT

1 stop10h 23mAmerican Airlines

Deal found 3/22

$266

Wed 4/231:05 pmONT - LGA

1 stop7h 20mSouthwest

Wed 4/303:45 pmLGA - ONT

1 stop9h 30mSouthwest

Deal found 3/24

$267

Tue 5/64:29 pmONT - JFK

1 stop10h 31mHawaiian Airlines

Wed 5/77:20 amJFK - ONT

1 stop11h 12mHawaiian Airlines

Deal found 3/24

$271

Mon 4/146:10 amONT - LGA

1 stop9h 57mUnited Airlines

Tue 4/157:15 amLGA - ONT

1 stop8h 23mUnited Airlines

Deal found 3/24

$272

Sat 4/128:39 amONT - LGA

1 stop10h 21mMultiple Airlines

Wed 4/1611:56 amLGA - ONT

1 stop10h 02mMultiple Airlines

Deal found 3/25

$275

Tue 4/1510:15 pmONT - LGA

1 stop6h 54mDelta

Tue 4/221:59 pmLGA - ONT

1 stop8h 29mDelta

Deal found 3/24

$277

Mon 5/56:24 pmONT - EWR

1 stop17h 35mAlaska Airlines

Fri 5/95:30 pmEWR - ONT

1 stop9h 28mAlaska Airlines

Deal found 3/24

$296

Tue 5/611:59 pmONT - LGA

1 stop8h 27mAmerican Airlines

Tue 5/136:50 pmLGA - ONT

1 stop7h 53mAmerican Airlines

Deal found 3/23

$268

Mon 5/510:52 amONT - JFK

1 stop15h 38mFrontier

Sat 5/106:59 amJFK - ONT

1 stop17h 28mFrontier

Deal found 3/23

$269

Mon 4/1410:15 pmONT - EWR

1 stop7h 44mDelta

Wed 4/237:00 amEWR - ONT

1 stop8h 16mDelta

Deal found 3/24

$277

Last-minute flights from Ontario to New York
Discover last-minute flight deals from Ontario to New York. Data last updated March 25, 2025 and is based on user searches.

Sun 3/306:00 amONT - LGA

1 stop10h 05mAmerican Airlines

Wed 4/24:59 pmLGA - ONT

1 stop9h 55mAmerican Airlines

Deal found 3/24

$485

Mon 3/317:00 amONT - LGA

1 stop8h 46mDelta

Mon 4/74:00 pmLGA - ONT

1 stop9h 36mDelta

Deal found 3/24

$383

Mon 3/315:15 pmONT - EWR

1 stop9h 27mDelta

Mon 4/74:05 pmEWR - ONT

1 stop9h 31mDelta

Deal found 3/24

$450

Tue 4/11:35 pmONT - SYR

1 stop6h 55mUnited Airlines

Wed 4/26:05 amSYR - ONT

2 stops11h 45mUnited Airlines

Deal found 3/23

$456

Tue 4/112:46 pmONT - ROC

1 stop8h 13mDelta

Tue 4/811:45 amROC - ONT

2 stops13h 51mDelta

Deal found 3/24

$468

Tue 4/11:35 pmONT - LGA

1 stop6h 55mUnited Airlines

Thu 7/102:00 pmLGA - ONT

1 stop10h 37mUnited Airlines

Deal found 3/24

$473

Tue 4/16:00 amONT - EWR

1 stop9h 59mAlaska Airlines

Tue 4/155:50 pmEWR - ONT

1 stop9h 09mAlaska Airlines

Deal found 3/23

$475

Wed 4/22:43 pmONT - JFK

1 stop11h 47mFrontier

Tue 4/86:59 amJFK - ONT

1 stop11h 05mFrontier

Deal found 3/24

$259

Wed 4/27:00 amONT - HPN

1 stop8h 01mDelta

Sun 4/66:00 amHPN - ONT

1 stop8h 29mDelta

Deal found 3/23

$413

Thu 4/38:29 amONT - LGA

1 stop10h 31mFrontier

Sun 4/610:59 pmLGA - ONT

1 stop12h 32mFrontier

Deal found 3/24

$278

Thu 4/35:20 amONT - LGA

2 stops9h 05mSouthwest

Mon 4/77:25 amLGA - ONT

1 stop9h 30mSouthwest

Deal found 3/25

$388

Thu 4/39:47 amONT - JFK

2 stops9h 42mAmerican Airlines

Mon 4/75:00 pmJFK - ONT

1 stop7h 58mAmerican Airlines

Deal found 3/24

$388

One-way flights from Ontario to New York
Search for one-way flight options from Ontario to New York. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Mon 5/56:47 pmONT - EWR

1 stop19h 12mMultiple Airlines

Deal found 3/25

$116

Sat 4/122:22 pmONT - JFK

1 stop12h 08mFrontier

Deal found 3/25

$117

Sun 5/46:47 pmONT - LGA

1 stop24h 13mFrontier

Deal found 3/25

$118

Sat 5/1010:59 pmONT - JFK

Nonstop5h 20mJetBlue

Deal found 3/24

$122

Tue 6/176:32 pmONT - SYR

2 stops12h 18mUnited Airlines

Deal found 3/23

$124

Wed 5/77:30 amONT - LGA

1 stop9h 22mAmerican Airlines

Deal found 3/24

$134

Sat 8/2311:59 pmONT - EWR

1 stop8h 30mAmerican Airlines

Deal found 3/25

$134

Tue 5/64:29 pmONT - JFK

1 stop10h 31mHawaiian Airlines

Deal found 3/24

$138

Tue 4/2210:15 pmONT - EWR

1 stop7h 44mDelta

Deal found 3/24

$139

Sat 5/106:00 amONT - LGA

2 stops10h 39mDelta

Deal found 3/24

$144

Fri 5/210:40 pmONT - ROC

1 stop10h 30mJetBlue

Deal found 3/24

$146

Mon 6/2311:45 pmONT - BUF

1 stop8h 57mJetBlue

Deal found 3/24

$146

Cheapflights Fare Finder

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

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Mon 4/14

6:03 pm-10:00 pm

1 stop24h 57m

New York LaGuardia

Mon 4/21

10:59 pm-1:37 pm

1 stop17h 38m

$226

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 5/6

10:59 pm-7:19 am

Nonstop5h 20m

New York John F Kennedy Intl

Tue 5/13

6:00 pm-9:11 pm

Nonstop6h 11m

$243

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 5/7

1:14 pm-11:06 pm

1 stop6h 52m

Newark

Wed 5/14

1:42 pm-9:05 pm

1 stop10h 23m

$266

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 4/23

1:35 pm-11:30 pm

1 stop6h 55m

New York LaGuardia

Sat 4/26

7:15 am-12:38 pm

1 stop8h 23m

$267

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 5/6

11:59 pm-11:26 am

1 stop8h 27m

New York LaGuardia

Tue 5/13

6:50 pm-11:43 pm

1 stop7h 53m

$268

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 5/5

10:52 am-5:30 am

1 stop15h 38m

New York John F Kennedy Intl

Sat 5/10

6:59 am-9:27 pm

1 stop17h 28m

$269

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 5/6

4:29 pm-6:00 am

1 stop10h 31m

New York John F Kennedy Intl

Wed 5/7

7:20 am-3:32 pm

1 stop11h 12m

$271

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sat 4/12

8:39 am-10:00 pm

1 stop10h 21m

New York LaGuardia

Wed 4/16

11:56 am-6:58 pm

1 stop10h 02m

$275

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 4/15

12:07 pm-10:39 pm

1 stop7h 32m

New York LaGuardia

Wed 4/23

6:00 am-10:57 am

1 stop7h 57m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 4/14

10:15 pm-8:59 am

1 stop7h 44m

Newark

Fri 4/18

7:00 pm-11:41 pm

1 stop7h 41m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 results

...

Best time to book a flight from Ontario to New York

Have a flexible travel schedule? Discover the best time to fly to New York from Ontario with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to New York State

What is the cheapest month to book a flight from Ontario to State of New York?

Currently, January is the cheapest month in which you can book a flight from Ontario to State of New York (average of $236). Flying from Ontario to State of New York in June is currently the most expensive (average of $351). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to NY?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to State of New York as you normally would.

Rainfall in New York by month

In terms of precipitation, rainfall in State of New York ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit State of New York when rainfall is around 2.8 in.

Temperature in New York by month

If weather is an important factor for your trip to State of New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing New York

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Ontario to New York by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,785 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,330 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly from for flights from Ontario to New York?
Most people fly from Ontario (ONT) if they book a flight from Ontario to New York. Ontario is conveniently located just 3.1 mi from Ontario’s city center.
What are the cheapest airlines to fly from Ontario to State of New York one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $117. However, be on the lookout for offers from JetBlue and United Airlines, as they are both options that can get you from Ontario to State of New York for a low price.
What are the most popular routes from Ontario to State of New York?
Most travelers choose Ontario - Newark, Ontario - New York John F Kennedy Intl or Ontario - New York LaGuardia when deciding on the best route from Ontario to State of New York.
What are the cheapest flights from Ontario to State of New York?
The cheapest flight price from Ontario to State of New York is $133. On average you can expect to pay $300. The most popular route, (Ontario - Newark), can usually be booked for $246.
Can I find deals for flights from Ontario to New York that include hotel bookings?
Yes. In addition to deals on Ontario to New York flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to New York?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to New York.
Can I find deals for business class flights from Ontario to New York?
Yes. Cheapflights offers flight deals from Ontario to New York by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to State of New York?
Currently, January is the cheapest month in which you can book a flight from Ontario to State of New York (average of $236). Flying from Ontario to State of New York in June is currently the most expensive (average of $351). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Ontario to New York

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$98	Average$251	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$142	Average$270	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$197	Average$451	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$236	Average$478	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$236	Average$388	FlexibilityNo cancel fee	On-time75%
JetBlue	Cheapest$237	Average$476	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$278	Average$516	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$293	Average$472	FlexibilityNo cancel fee	On-time63%

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$116+ Cheap flights from Ontario (ONT) to New York State

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to New York with Cheapflights

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Cheap flight deals from Ontario to New York

Keep the following information in mind while searching for Ontario to New York flight deals. Data was last updated March 25, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to New York

Cheapest flights from Ontario to New YorkExplore the most affordable flight options available from Ontario to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Ontario to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to New York State that are best for you.

Best time to book a flight from Ontario to New York

Have a flexible travel schedule? Discover the best time to fly to New York from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to New York State

What is the cheapest month to book a flight from Ontario to State of New York?

What is the cheapest time of day to fly from ONT to NY?

Find hourly flight availability from Ontario to New York. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Rainfall in New York by month

Plan your trip to New York by taking into account the average rainfall totals by month.

Temperature in New York by month

Plan your trip to New York by taking into account the average temperature totals by month.

Reviews of airlines servicing New York

Related info for your journey

Find useful and relevant information for your journey from Ontario to New York. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Ontario to New York?

What are the cheapest airlines to fly from Ontario to State of New York one-way?

What are the most popular routes from Ontario to State of New York?

What are the cheapest flights from Ontario to State of New York?

Can I find deals for flights from Ontario to New York that include hotel bookings?

How can I find direct flights from Ontario to New York?

Can I find deals for business class flights from Ontario to New York?

What is the cheapest month to book a flight from Ontario to State of New York?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to New York

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Ontario to New York

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Cheapest flights from Ontario to New York
Explore the most affordable flight options available from Ontario to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.