NYC - ONT

$132 Find Cheap Flights from New York to Ontario - Compare and Save

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Everything you should know

Cheapest round-trip
$273
Typical prices: $312-$520
Frontier
Sat 11/17Sun 12/2
EWR - ONT • 2 stops
Cheapest non-stop
$397
Typical prices: $315-$451
JetBlue
Tue 10/16Fri 10/19
JFK - ONT • Non-stop
Nonstop flights
There are currently no direct flights between New York and Ontario. You'll need to take a connecting flight to reach the destination.
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Top routes
Cheapest • 9% average savings
Most popular
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When to book
in advance
Our data shows that travelers who book at least 18 weeks in advance save around 48% compared to booking last minute.
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When to travel
Cheapest • 21% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $255 (round-trip)
Shortest trip • 7h 52m (one-way)
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Expert advice
Flight Deals

Cheap Flights from New York to Ontario (NYC-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from New York to Ontario

Tue, Nov 17 - Wed, Dec 2
Frontier Logo
10:14 pm - 10:35 amEWR  Newark-ONT Ontario
15h 21m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
11:30 am - 10:52 amONT  Ontario-EWR Newark
20h 22m2 stops Denver Intl Atlanta Hartsfield-Jackson
$273Frontier
Fri, Oct 30 - Tue, Nov 3
Frontier Logo
10:14 pm - 10:42 amEWR  Newark-ONT Ontario
15h 28m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
11:52 am - 10:36 amONT  Ontario-EWR Newark
19h 44m2 stops Denver Intl Atlanta Hartsfield-Jackson
$280Frontier
Fri, Oct 30 - Fri, Nov 6
Alaska Airlines Logo
5:20 pm - 11:54 pmJFK  New York John F Kennedy Intl-ONT Ontario
9h 34m1 stop Portland
Alaska Airlines Logo
7:13 pm - 7:25 amONT  Ontario-JFK New York John F Kennedy Intl
9h 12m1 stop Seattle/Tacoma Intl
$321Alaska Airlines
Fri, Nov 6 - Wed, Nov 11
Southwest Logo
8:30 am - 1:05 pmLGA  New York LaGuardia-ONT Ontario
7h 35m1 stop Chicago Midway
Southwest Logo
1:55 pm - 11:25 pmONT  Ontario-LGA New York LaGuardia
6h 30m1 stop Denver Intl
$322Southwest
Thu, Oct 29 - Tue, Nov 3
United Airlines Logo
2:00 pm - 9:40 pmLGA  New York LaGuardia-ONT Ontario
10h 40m1 stop Houston George Bush Intcntl
United Airlines Logo
1:29 pm - 11:15 pmONT  Ontario-LGA New York LaGuardia
6h 46m1 stop Denver Intl
$322United Airlines
Thu, Jan 21 - Tue, Jan 26
United Airlines Logo
3:43 pm - 10:15 pmLGA  New York LaGuardia-ONT Ontario
9h 32m1 stop Houston George Bush Intcntl
United Airlines Logo
5:00 am - 3:42 pmONT  Ontario-LGA New York LaGuardia
7h 42m1 stop Denver Intl
$322United Airlines
Wed, Jan 20 - Wed, Jan 27
Alaska Airlines Logo
1:00 pm - 10:41 pmJFK  New York John F Kennedy Intl-ONT Ontario
12h 41m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:10 am - 7:23 pmONT  Ontario-JFK New York John F Kennedy Intl
9h 13m1 stop Portland
$322Alaska Airlines
Thu, Oct 15 - Sat, Oct 17
Delta Logo
12:59 pm - 6:22 pmLGA  New York LaGuardia-ONT Ontario
8h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:07 am - 7:42 pmONT  Ontario-LGA New York LaGuardia
9h 35m1 stop Atlanta Hartsfield-Jackson
$326Delta
Sat, Dec 5 - Tue, Dec 8
Delta Logo
6:00 am - 11:07 amLGA  New York LaGuardia-ONT Ontario
8h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:20 pm - 10:39 pmONT  Ontario-LGA New York LaGuardia
7h 19m1 stop Atlanta Hartsfield-Jackson
$327Delta
Wed, Nov 11 - Sat, Nov 14
Southwest Logo
7:00 am - 2:40 pmLGA  New York LaGuardia-ONT Ontario
10h 40m1 stop Denver Intl
Southwest Logo
8:20 am - 6:40 pmONT  Ontario-LGA New York LaGuardia
7h 20m1 stop Chicago Midway
$327Southwest
Booking Insights

Price, demand and travel trends for New York to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from New York to Ontario?

Round-trip flights from New York to Ontario typically range from $312 to $520. The lowest price found in the past 5 days was $273, on Frontier.

What is the cheapest New York to Ontario flight route?

New York LaGuardia Airport (LGA) to Ontario (ONT) is the cheapest New York to Ontario route, averaging $354 round-trip. Other New York to Ontario routes average $407, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from New York to Ontario?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from New York to Ontario. It’s 8% cheaper than the average day, while Sunday is the most expensive, with prices 39% higher.

What’s the cheapest month to fly from New York to Ontario?

•October is the cheapest month to fly from New York to Ontario at $307 round-trip.
•December ($542) and June ($480) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 76% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from New York to Ontario the cheapest?

Flights from New York to Ontario are cheapest 18 weeks before departure. Booking in this window typically costs about 48% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from New York to Ontario

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Jennifer Simonson

Jennifer Simonson

Expert on ONT

Jennifer Simonson is driven by her lifelong commitment to exploring the globe. Her insatiable curiosity had led her to immerse herself into diverse locations like Oklahoma City and Pismo. Her hotel recommendations are the result of the myriad hotels she's stayed at across her travels. Along her journey, she cherishes engaging conversations with locals, indulging in the finest ice cream, trying her hand at surfing, and embarking on nature-filled hikes.

Harriet Baskas

Harriet Baskas

Expert on JFK

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Key details for New York to Ontario flights

Low season

February

Cheapest flight

$132
Beat the crowds with an average 33% drop in travelers.
The most popular month to fly with an average 81% increase in travelers.
One-way flight from Newark Airport to Ontario

When to book flights from New York to Ontario

Are your dates flexible? Find out the best times to travel from New York to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your New York to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from New York to Ontario?

    These are the earliest and latest flight times available from New York to Ontario:

    • Earliest: departs at 5:29 pm and lands at 11:36 pm
    • Latest: departs at 7:00 pm and lands at 1:07 am.

    The flight takes about 6h 07m.

  • What cabin classes can I book on flights from New York to Ontario?

    Four cabin classes are available on flights from New York to Ontario:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from New York to Ontario?

    A nonstop flight from New York to Ontario takes 6h 07m, covering 2,411 miles.

  • Do I need a passport to fly from New York to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a New York to Ontario flight?

    Round-trip flights from New York to Ontario range from $312 to $520, with an average of $389 over the past 12 months. Anything below $312 counts as a good deal.

  • How expensive are last-minute New York to Ontario flights?

    Last-minute fares on this route (booked within two weeks of departure) run 24% above the $389 route average. Book 18 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from New York to Ontario?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $255 round-trip via Dallas Love Field (DAL), compared to $361 for nonstop.

  • What is the standard checked-bag allowance on flights from New York to Ontario?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $47–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airlines offer Wi-Fi on New York to Ontario flights?

    JetBlue is the only airline on the New York to Ontario route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from New York to Ontario looking right now?

    One-way fares from New York to Ontario are currently lower than usual. Average one-way flight prices are about $155, which is 37% below the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from New York to Ontario?

    Flights from New York to Ontario may depart from several airports in New York area, including Newark (EWR), New York John F Kennedy Intl (JFK) and New York LaGuardia (LGA). Flights usually arrive at Ontario (ONT).

  • Which airports do connecting flights from New York to Ontario pass through?

    One-stop flights from New York to Ontario most commonly connect through:

    • Phoenix Sky Harbor Intl (PHX) - 27% of one-stop connections
    • Dallas/Fort Worth (DFW) - 25% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 17% of one-stop connections
    • Denver Intl (DEN) - 13% of one-stop connections

  • Can I save money by using flexible dates for flights from New York to Ontario?

    Yes. Flexible dates can save you up to 34% on flights from New York to Ontario. Wednesday is the cheapest departure day at $358 round-trip on average, while Sunday is the most expensive at $541, a difference of $183.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from New York to Ontario?

    Only JetBlue operates flights between New York and Ontario.

  • How much time can I save by choosing a different layover airport from New York to Ontario?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 7h 52m, compared with 8h via Salt Lake City (SLC) and 8h 04m via Houston Hobby (HOU).

  • What is the time difference between New York and Ontario?

    Ontario is 3 hours behind New York (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

  • Which airlines offer extra legroom and free seat selection on New York to Ontario flights?

    Among airlines operating New York to Ontario flights:

    • JetBlue: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on New York to Ontario flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • What are my options for going from Ontario International Airport (ONT) to the city center?

    The quickest way to go from Ontario International Airport (ONT) to the city center is by driving, which usually takes between 5 and 10 minutes. Otherwise, you can choose to take public transportation, such as bus line 61. When you take the bus, you will arrive downtown in around 15 minutes.

  • Can I check a bag for free for my flight from New York to Ontario International Airport (ONT)?

    If you fly Economy from New York to Ontario International Airport (ONT), you will typically have to pay to check a bag. Both American and United Airlines have a maximum weight limit for checked bags of 50 lb.

  • What airline lounges are available at Newark Liberty International Airport (EWR)?

    Newark Liberty International Airport (EWR) has a few different airline lounges to choose from. In Terminal A, you will find the American Airlines Admirals Club, the Delta Sky Club, and the United Club. In Terminal B, there is the British Airways Lounge, the Delta Sky Club, and the Virgin Atlantic Clubhouse.

  • Are there any sustainable airlines that operate flights from New York to Ontario International Airport (ONT)?

    United Airlines has made choices to improve the environmental footprint of its operations. The company has vowed to become net zero with greenhouse gas emissions by the year 2050. It has also invested money in a variety of carbon capture and sequestration technologies and projects throughout the world.

Your guide to booking New York to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $358, about $183 less than Sunday fares (34% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 48% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your New York to Ontario trip for October. Fares historically average $307 round-trip in that month - typically $235 less than the most expensive month, which is December (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Dallas Love Field Airport (DAL) can be cheaper than flying direct. The cheapest layover option averages $255 round-trip on this route - about $106 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • La Quinta Inn & Suites by Wyndham Ontario Airport
    • Ontario Airport Inn
  • It is possible to find flights to Ontario International Airport (ONT) from all three of the major New York airports, which are LaGuardia (LGA), Newark Liberty International Airport (EWR), and John F Kennedy International Airport (JFK). If you are flying with American Airlines, you will likely depart from LGA. When flying with United Airlines, you may depart from EWR.
  • Those that will be departing from Newark Liberty International Airport (EWR) have a few transportation options for going to the airport. When driving, it takes around 30 to 35 minutes. You can opt for public transportation instead, such as bus lines NEC and 62, which will bring you to EWR in around 40 minutes.
  • Direct flights are typically not offered from New York to Ontario International Airport (ONT), so you can expect to have at least one layover. When flying with American Airlines, you may stop in the city of Charlotte. When flying with United Airlines, you may stop in the city of Denver.
  • One of the easiest ways to save money during your travels from New York to Ontario International Airport (ONT) is to travel in Basic Economy, as opposed to regular Economy. Both American Airlines and United Airlines have a Basic Economy cabin for this route.
  • Most Economy tickets for flights from New York to Ontario International Airport (ONT) allow passengers to bring a carry-on suitcase with them for free. American Airlines has a maximum size limit for carry-ons of 18 x 14 x 8 inches, while United Airlines has a maximum size limit of 9 x 14 x 22 inches.

More options for your flight from New York to Ontario

Complete your trip to Ontario with a hotel stay or car rental