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ONT - JFK

$160 Find Cheap Flights from Ontario to New York John F Kennedy Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$319
Typical prices: $318-$507
Delta, Alaska Airlines
Fri 10/26Mon 10/29
ONT - JFK • 1 stop
Cheapest non-stop
$482
Typical prices: $357-$522
JetBlue
Sat 10/13Tue 10/16
ONT - JFK • Non-stop
Nonstop flights
Not available
There are currently no direct flights between Ontario and New York John F Kennedy Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Avoid delays
JetBlue
Most punctual • 79% on-time
Night
Best time • Fewest delays
Insights
Insights
When to book
6 weeks
in advance
Our data shows that travelers who book at least 6 weeks in advance save around 35% compared to booking last minute.
Insights
Insights
When to travel
November
Cheapest • 28% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $275 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 7h 54m (one-way)
Insights
Insights
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We hope you love your trip to New York John F Kennedy Intl Airport!
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Flight Deals

Cheap Flights from Ontario to John F Kennedy Intl (ONT-JFK)

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

Recent round-trip flight deals from Ontario to John F Kennedy Intl

Mon, Oct 26 - Thu, Oct 29
Multiple Airlines Logo
5:03 pm - 5:59 amONT  Ontario-JFK New York John F Kennedy Intl
9h 56m1 stop Salt Lake City
Multiple Airlines Logo
4:36 pm - 11:42 pmJFK  New York John F Kennedy Intl-ONT Ontario
10h 06m1 stop Seattle/Tacoma Intl
$319Multiple Airlines
Thu, Nov 5 - Sat, Nov 7
Delta Logo
12:16 pm - 10:33 pmONT  Ontario-JFK New York John F Kennedy Intl
7h 17m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 11:06 amJFK  New York John F Kennedy Intl-ONT Ontario
8h 06m1 stop Atlanta Hartsfield-Jackson
$325Delta
Sat, Nov 7 - Tue, Nov 10
Delta Logo
12:16 pm - 10:33 pmONT  Ontario-JFK New York John F Kennedy Intl
7h 17m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 11:03 amJFK  New York John F Kennedy Intl-ONT Ontario
8h 03m1 stop Atlanta Hartsfield-Jackson
$325Delta
Mon, Dec 7 - Fri, Dec 11
American Airlines Logo
9:35 am - 10:05 pmONT  Ontario-JFK New York John F Kennedy Intl
9h 30m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:00 am - 12:38 pmJFK  New York John F Kennedy Intl-ONT Ontario
8h 38m1 stop Phoenix Sky Harbor Intl
$327American Airlines
Wed, Nov 25 - Tue, Dec 1
American Airlines Logo
9:20 am - 9:00 pmONT  Ontario-JFK New York John F Kennedy Intl
8h 40m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:00 am - 12:45 pmJFK  New York John F Kennedy Intl-ONT Ontario
8h 45m1 stop Phoenix Sky Harbor Intl
$327American Airlines
Sat, Oct 24 - Fri, Oct 30
Alaska Airlines Logo
7:25 am - 7:25 pmONT  Ontario-JFK New York John F Kennedy Intl
9h 00m1 stop Portland
Alaska Airlines Logo
5:20 pm - 11:54 pmJFK  New York John F Kennedy Intl-ONT Ontario
9h 34m1 stop Portland
$327Alaska Airlines
Fri, Oct 23 - Fri, Oct 30
Alaska Airlines Logo
5:30 pm - 5:59 amONT  Ontario-JFK New York John F Kennedy Intl
9h 29m1 stop Portland
Alaska Airlines Logo
5:20 pm - 11:54 pmJFK  New York John F Kennedy Intl-ONT Ontario
9h 34m1 stop Portland
$327Alaska Airlines
Mon, Oct 19 - Fri, Oct 23
Multiple Airlines Logo
11:05 pm - 7:23 amONT  Ontario-JFK New York John F Kennedy Intl
5h 18mnonstop
Multiple Airlines Logo
5:20 pm - 11:54 pmJFK  New York John F Kennedy Intl-ONT Ontario
9h 34m1 stop Portland
$362Multiple Airlines
Tue, Oct 13 - Fri, Oct 16
JetBlue Logo
11:05 pm - 7:23 amONT  Ontario-JFK New York John F Kennedy Intl
5h 18mnonstop
JetBlue Logo
6:59 pm - 10:14 pmJFK  New York John F Kennedy Intl-ONT Ontario
6h 15mnonstop
$482JetBlue
Fri, Oct 16 - Sat, Oct 17
JetBlue Logo
11:05 pm - 7:23 amONT  Ontario-JFK New York John F Kennedy Intl
5h 18mnonstop
JetBlue Logo
6:30 pm - 9:45 pmJFK  New York John F Kennedy Intl-ONT Ontario
6h 15mnonstop
$482JetBlue
Booking Insights

Price, demand and travel trends for Ontario to New York John F Kennedy Intl Airport flights

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

What's the cheapest day of the week to fly from Ontario to New York John F Kennedy Intl Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Ontario to New York John F Kennedy Intl Airport. It’s 10% cheaper than the average day, while Wednesday is the most expensive, with prices 7% higher.

What’s the cheapest month to fly from Ontario to New York John F Kennedy Intl Airport?

•November is the cheapest month to fly from Ontario to New York John F Kennedy Intl Airport at $288 round-trip.
•June ($501) and April ($486) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 73% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Ontario to New York John F Kennedy Intl Airport the cheapest?

Flights from Ontario to New York John F Kennedy Intl Airport are cheapest 6 weeks before departure. Booking in this window typically costs about 35% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Expert advice

Expert advice for your flight from Ontario to John F Kennedy Intl

 
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.

Read more
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.

Read more

Key details for Ontario to New York John F Kennedy Intl Airport flights

Low season

March

Cheapest flight

$160
Beat the crowds with an average 87% drop in travelers.
The most popular month to fly with an average 100% increase in travelers.
One-way flight from Ontario to New York John F Kennedy Intl Airport

When to book flights from Ontario to John F Kennedy Intl

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

Your Ontario to New York John F Kennedy Intl Airport 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 Ontario to New York John F Kennedy Intl Airport?

    These are the earliest and latest flight times available from Ontario to New York John F Kennedy Intl Airport:

    • Earliest: departs at 10:39 pm and lands at 3:58 am
    • Latest: departs at 11:05 pm and lands at 4:24 am.

    The flight takes about 5h 19m.

  • What cabin classes can I book on flights from Ontario to New York John F Kennedy Intl Airport?

    Three cabin classes are available on flights from Ontario to New York John F Kennedy Intl Airport:

    • Economy Class
    • Premium Economy Class
    • First Class

  • How long is a flight from Ontario to New York John F Kennedy Intl Airport?

    A nonstop flight from Ontario to New York John F Kennedy Intl Airport takes 5h 19m, covering 2,422 miles.

  • Do I need a passport to fly from Ontario to New York John F Kennedy Intl Airport?

    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 Ontario to New York John F Kennedy Intl Airport flight?

    Round-trip flights from Ontario to New York John F Kennedy Intl Airport range from $318 to $507, with an average of $400 over the past 12 months. Anything below $318 counts as a good deal.

  • How expensive are last-minute Ontario to New York John F Kennedy Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 32% above the $400 route average. Book 6 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Ontario to New York John F Kennedy Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $275 round-trip via Las Vegas Harry Reid Intl (LAS), compared to $426 for nonstop.

  • How does on-time performance compare across airlines flying from Ontario to New York John F Kennedy Intl Airport?

    JetBlue is the only airline operating Ontario to New York John F Kennedy Intl Airport flights. 79% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Ontario to New York John F Kennedy Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $49–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Ontario to New York John F Kennedy Intl Airport?

    The Airbus A321-100/200 family is used most often on this route, operated mainly by JetBlue. Other aircraft seen on the route include Airbus A318/A319/A320/A321 variants.

  • Which airlines offer Wi-Fi on Ontario to New York John F Kennedy Intl Airport flights?

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

  • How are flight prices from Ontario to New York John F Kennedy Intl Airport looking right now?

    One-way fares from Ontario to New York John F Kennedy Intl Airport are currently lower than usual. Average one-way flight prices are about $176, which is 17% below the typical average for this route.

  • What car rental options are available at New York John F Kennedy Intl Airport (JFK)?

    New York John F Kennedy Intl Airport (JFK) hosts 5 major car rental companies, with daily rates starting from around $21 for economy cars. Top options include:

    • Ace
    • Budget
    • Hertz
    • Dollar
    • Avis

  • Which airports can I use when flying from Ontario to New York John F Kennedy Intl Airport?

    Flights from Ontario to New York John F Kennedy Intl Airport usually depart from Ontario (ONT) and arrive at New York John F Kennedy Intl (JFK).

  • What time of day has the fewest delays on flights from Ontario to New York John F Kennedy Intl Airport?

    Night flights have the fewest delays on this route.

  • At what point is a flight considered delayed from Ontario to New York John F Kennedy Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Ontario to New York John F Kennedy Intl Airport route, 21% of flights were delayed in the past 3 months, with delays averaging 2h 36m.

  • Which airports do connecting flights from Ontario to New York John F Kennedy Intl Airport pass through?

    One-stop flights from Ontario to New York John F Kennedy Intl Airport most commonly connect through:

    • Phoenix Sky Harbor Intl (PHX) - 44% of one-stop connections
    • Dallas/Fort Worth (DFW) - 19% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 18% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 9% of one-stop connections

  • Can I save money by using flexible dates for flights from Ontario to New York John F Kennedy Intl Airport?

    Yes. Flexible dates can save you up to 17% on flights from Ontario to New York John F Kennedy Intl Airport. Monday is the cheapest departure day at $360 round-trip on average, while Wednesday is the most expensive at $431, a difference of $71.

    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 Ontario to New York John F Kennedy Intl Airport?

    Only JetBlue operates flights between Ontario and New York John F Kennedy Intl Airport.

  • How much time can I save by choosing a different layover airport from Ontario to New York John F Kennedy Intl Airport?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 7h 54m, compared with 8h 24m via Atlanta Hartsfield-Jackson (ATL) and 8h 30m via Salt Lake City (SLC).

  • What is the time difference between Ontario and New York John F Kennedy Intl Airport?

    New York John F Kennedy Intl Airport is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in New York John F Kennedy Intl Airport?

    Some of the most popular sights in New York John F Kennedy Intl Airport are Times Square, New York City Center and Madison Square Garden. These are among the most viewed places in New York John F Kennedy Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Ontario to New York John F Kennedy Intl Airport flights?

    Among airlines operating Ontario to New York John F Kennedy Intl Airport 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 Ontario to New York John F Kennedy Intl Airport 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.

Your guide to booking Ontario to New York John F Kennedy Intl Airport 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 Monday departure and avoid flying on Wednesday. On this route, Monday flights average $360, about $71 less than Wednesday fares (16% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 6 weeks before you fly. On this route, that window historically saves about 35% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ontario to New York John F Kennedy Intl Airport trip for November. Fares historically average $288 round-trip in that month - typically $213 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages $275 round-trip on this route - about $151 less than direct flights (based on the last 12 months).

More options for your flight from Ontario to John F Kennedy Intl

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