How does KAYAK find such low prices on flights from New Jersey to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from New Jersey to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from New Jersey to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from New Jersey is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from New Jersey to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to New Jersey with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New Jersey to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from New Jersey up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$124 CHEAP FLIGHTS from New Jersey to Ontario

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from New Jersey to Ontario

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from New Jersey to Ontario

Fri, Oct 16 - Thu, Oct 22

5:50 am - 10:29 amPHL Philadelphia-ONT Ontario

7h 39m1 stop Denver Intl

8:35 pm - 7:18 amONT Ontario-PHL Philadelphia

7h 43m1 stop Las Vegas Harry Reid Intl

$153Frontier

Wed, Oct 14 - Fri, Oct 23

5:50 am - 10:29 amPHL Philadelphia-ONT Ontario

7h 39m1 stop Denver Intl

8:35 pm - 7:18 amONT Ontario-PHL Philadelphia

7h 43m1 stop Las Vegas Harry Reid Intl

$153Frontier

Wed, Oct 7 - Sat, Oct 10

6:00 am - 11:06 amJFK New York John F Kennedy Intl-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

6:01 pm - 7:11 amONT Ontario-JFK New York John F Kennedy Intl

10h 10m1 stop Seattle/Tacoma Intl

$299Delta

Wed, Sep 9 - Fri, Sep 11

5:25 pm - 10:59 pmLGA New York LaGuardia-ONT Ontario

8h 34m1 stop Chicago O'Hare Intl

1:18 pm - 11:24 pmONT Ontario-LGA New York LaGuardia

7h 06m1 stop Denver Intl

$302United Airlines

Tue, Jan 19 - Tue, Jan 26

1:00 pm - 6:44 pmLGA New York LaGuardia-ONT Ontario

8h 44m1 stop Chicago O'Hare Intl

5:00 am - 3:42 pmONT Ontario-LGA New York LaGuardia

7h 42m1 stop Denver Intl

$302United Airlines

Fri, Nov 13 - Mon, Nov 16

8:30 am - 1:05 pmLGA New York LaGuardia-ONT Ontario

7h 35m1 stop Chicago Midway

1:55 pm - 11:25 pmONT Ontario-LGA New York LaGuardia

6h 30m1 stop Denver Intl

$302Southwest

Sat, Nov 7 - Tue, Nov 17

6:00 am - 12:36 pmJFK New York John F Kennedy Intl-ONT Ontario

9h 36m1 stop Salt Lake City

12:22 pm - 1:03 amONT Ontario-JFK New York John F Kennedy Intl

9h 41m1 stop Atlanta Hartsfield-Jackson

$307Delta

Tue, Sep 15 - Tue, Sep 22

6:55 am - 2:25 pmLGA New York LaGuardia-ONT Ontario

10h 30m1 stop Denver Intl

11:55 pm - 12:35 pmONT Ontario-LGA New York LaGuardia

9h 40m1 stop Chicago Midway

$307Southwest

Sat, Sep 5 - Mon, Sep 14

6:56 am - 1:53 pmJFK New York John F Kennedy Intl-ONT Ontario

9h 57m1 stop Dallas/Fort Worth

1:04 pm - 11:58 pmONT Ontario-JFK New York John F Kennedy Intl

7h 54m1 stop Phoenix Sky Harbor Intl

$307American Airlines

Thu, Sep 24 - Mon, Sep 28

4:15 pm - 11:36 pmJFK New York John F Kennedy Intl-ONT Ontario

10h 21m1 stop Dallas/Fort Worth

1:04 pm - 11:58 pmONT Ontario-JFK New York John F Kennedy Intl

7h 54m1 stop Phoenix Sky Harbor Intl

$307American Airlines

Recent last minute flight deals from New Jersey to Ontario

Fri, Aug 28 - Wed, Sep 2

10:55 pm - 8:36 amLGA New York LaGuardia-ONT Ontario

12h 41m1 stop Dallas/Fort Worth

9:37 am - 10:00 pmONT Ontario-LGA New York LaGuardia

9h 23m1 stop Dallas/Fort Worth

$341Frontier

Sat, Aug 29 - Tue, Sep 1

10:55 pm - 8:38 amLGA New York LaGuardia-ONT Ontario

12h 43m1 stop Dallas/Fort Worth

9:37 am - 10:00 pmONT Ontario-LGA New York LaGuardia

9h 23m1 stop Dallas/Fort Worth

$341Frontier

Sun, Aug 30 - Thu, Sep 10

6:00 am - 10:42 amJFK New York John F Kennedy Intl-ONT Ontario

7h 42m1 stop Atlanta Hartsfield-Jackson

1:04 pm - 11:40 pmONT Ontario-JFK New York John F Kennedy Intl

7h 36m1 stop Salt Lake City

$362Delta

Sun, Aug 30 - Sat, Sep 12

6:00 am - 10:42 amJFK New York John F Kennedy Intl-ONT Ontario

7h 42m1 stop Atlanta Hartsfield-Jackson

12:17 pm - 12:59 amONT Ontario-JFK New York John F Kennedy Intl

9h 42m1 stop Atlanta Hartsfield-Jackson

$362Delta

Fri, Aug 28 - Mon, Aug 31

5:25 pm - 10:35 pmLGA New York LaGuardia-ONT Ontario

8h 10m1 stop Chicago O'Hare Intl

7:13 pm - 9:13 amONT Ontario-LGA New York LaGuardia

11h 00m2 stops San Francisco Chicago O'Hare Intl

$422United Airlines

Fri, Aug 28 - Sun, Aug 30

8:15 am - 1:31 pmJFK New York John F Kennedy Intl-ONT Ontario

8h 16m1 stop Dallas/Fort Worth

12:59 pm - 11:58 pmONT Ontario-JFK New York John F Kennedy Intl

7h 59m1 stop Phoenix Sky Harbor Intl

$438American Airlines

Sun, Aug 30 - Thu, Sep 3

6:54 am - 11:43 amJFK New York John F Kennedy Intl-ONT Ontario

7h 49m1 stop Dallas/Fort Worth

10:29 am - 10:14 pmONT Ontario-JFK New York John F Kennedy Intl

8h 45m1 stop Dallas/Fort Worth

$462American Airlines

Wed, Aug 26 - Sat, Sep 19

11:25 am - 6:55 pmLGA New York LaGuardia-ONT Ontario

10h 30m1 stop Nashville Intl

11:55 am - 10:20 pmONT Ontario-LGA New York LaGuardia

7h 25m1 stop Houston Hobby

$491Southwest

Sat, Aug 29 - Sun, Sep 6

3:29 pm - 8:53 pmLGA New York LaGuardia-ONT Ontario

8h 24m1 stop Denver Intl

6:00 am - 7:25 pmONT Ontario-LGA New York LaGuardia

10h 25m1 stop Houston George Bush Intcntl

$508United Airlines

Wed, Aug 26 - Mon, Aug 31

6:00 am - 12:30 pmLGA New York LaGuardia-ONT Ontario

9h 30m2 stops Chicago Midway Dallas Love Field

12:25 pm - 10:55 pmONT Ontario-LGA New York LaGuardia

7h 30m1 stop Denver Intl

$551Southwest

Useful Info

Low season	January
High season	October
Cheapest flight	$124

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly and prices are also 20% lower on average.

Flight from Newark Liberty Airport to Ontario

How does KAYAK find such low prices on flights from New Jersey to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from New Jersey to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from New Jersey to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from New Jersey is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from New Jersey to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to New Jersey with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New Jersey to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from New Jersey up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Ontario

Ontario (ONT)

ONT

$124 Find Cheap Flights from New Jersey to Ontario - Compare and Save

Cheap Flights from New Jersey to Ontario

Recent round-trip flight deals from New Jersey to Ontario

Recent one-way flight deals from New Jersey to Ontario

Recent last minute flight deals from New Jersey to Ontario

Recent direct flight deals from New Jersey to Ontario

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from New Jersey to Ontario

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Cabin class types available on flights to New Jersey

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

Find direct flights for Ontario

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in Ontario

Find deals for your return flight