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.

$103 CHEAP FLIGHTS from New Jersey to Ontario

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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

Thu, Sep 10 - Mon, Sep 21

1:30 pm - 6:39 pmEWR Newark-ONT Ontario

8h 09m1 stop Dallas/Fort Worth

7:46 pm - 12:35 pmONT Ontario-EWR Newark

13h 49m1 stop Dallas/Fort Worth

$208Frontier

Fri, Sep 11 - Mon, Sep 14

1:30 pm - 6:39 pmEWR Newark-ONT Ontario

8h 09m1 stop Dallas/Fort Worth

8:11 pm - 12:35 pmONT Ontario-EWR Newark

13h 24m1 stop Dallas/Fort Worth

$208Frontier

Sat, Sep 12 - Wed, Sep 16

6:00 am - 4:46 pmPHL Philadelphia-ONT Ontario

13h 46m1 stop Dallas/Fort Worth

3:14 pm - 5:40 amONT Ontario-PHL Philadelphia

11h 26m1 stop Seattle/Tacoma Intl

$293Multiple Airlines

Sat, Sep 26 - Sat, Oct 3

7:15 am - 12:03 pmJFK New York John F Kennedy Intl-ONT Ontario

7h 48m1 stop Phoenix Sky Harbor Intl

12:37 pm - 11:14 pmONT Ontario-JFK New York John F Kennedy Intl

7h 37m1 stop Dallas/Fort Worth

$297American Airlines

Fri, Oct 16 - Sat, Oct 24

7:00 am - 12:14 pmJFK New York John F Kennedy Intl-ONT Ontario

8h 14m1 stop Phoenix Sky Harbor Intl

10:25 am - 10:25 pmONT Ontario-JFK New York John F Kennedy Intl

9h 00m1 stop Dallas/Fort Worth

$297American Airlines

Sat, Sep 5 - Sat, Sep 12

7:00 am - 2:30 pmLGA New York LaGuardia-ONT Ontario

10h 30m1 stop Nashville Intl

1:00 pm - 11:00 pmONT Ontario-LGA New York LaGuardia

7h 00m1 stop Denver Intl

$297Southwest

Wed, Sep 2 - Wed, Sep 23

8:37 pm - 10:04 amPHL Philadelphia-ONT Ontario

16h 27m1 stop Denver Intl

3:14 pm - 5:40 amONT Ontario-PHL Philadelphia

11h 26m1 stop Seattle/Tacoma Intl

$298Multiple Airlines

Tue, Sep 29 - Fri, Oct 2

6:05 am - 12:30 pmLGA New York LaGuardia-ONT Ontario

9h 25m1 stop Dallas Love Field

11:55 pm - 11:35 amONT Ontario-LGA New York LaGuardia

8h 40m1 stop Chicago Midway

$301Southwest

Sat, Sep 12 - Sat, Sep 19

7:00 am - 12:14 pmJFK New York John F Kennedy Intl-ONT Ontario

8h 14m1 stop Salt Lake City

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

9h 42m1 stop Atlanta Hartsfield-Jackson

$302Delta

Thu, Aug 27 - Fri, Sep 11

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

$302Delta

Recent last minute flight deals from New Jersey to Ontario

Tue, Aug 11 - Mon, Aug 31

11:06 am - 8:03 amPHL Philadelphia-ONT Ontario

23h 57m1 stop Las Vegas Harry Reid Intl

6:00 am - 5:39 amONT Ontario-PHL Philadelphia

20h 39m1 stop Denver Intl

$294Frontier

Fri, Aug 14 - Tue, Sep 1

11:06 am - 3:54 pmPHL Philadelphia-ONT Ontario

7h 48m1 stop Las Vegas Harry Reid Intl

3:40 pm - 6:30 amONT Ontario-PHL Philadelphia

11h 50m1 stop Las Vegas Harry Reid Intl

$307Frontier

Wed, Aug 12 - Wed, Aug 26

6:56 am - 1:31 pmJFK New York John F Kennedy Intl-ONT Ontario

9h 35m1 stop Dallas/Fort Worth

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

8h 45m1 stop Dallas/Fort Worth

$352American Airlines

Thu, Aug 13 - Sun, Aug 16

6:30 am - 1:31 pmLGA New York LaGuardia-ONT Ontario

10h 01m1 stop Dallas/Fort Worth

6:00 am - 7:29 pmONT Ontario-LGA New York LaGuardia

10h 29m1 stop Dallas/Fort Worth

$352American Airlines

Thu, Aug 13 - Mon, Aug 24

11:59 am - 6:30 pmLGA New York LaGuardia-ONT Ontario

9h 31m1 stop Atlanta Hartsfield-Jackson

10:00 pm - 10:41 amONT Ontario-LGA New York LaGuardia

9h 41m1 stop Atlanta Hartsfield-Jackson

$352Delta

Thu, Aug 13 - Tue, Aug 25

10:59 am - 6:30 pmLGA New York LaGuardia-ONT Ontario

10h 31m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 11:24 pmONT Ontario-LGA New York LaGuardia

8h 24m1 stop Atlanta Hartsfield-Jackson

$352Delta

Wed, Aug 12 - Wed, Aug 26

6:00 am - 12:40 pmLGA New York LaGuardia-ONT Ontario

9h 40m2 stops Chicago Midway Las Vegas Harry Reid Intl

5:45 am - 4:55 pmONT Ontario-LGA New York LaGuardia

8h 10m2 stops Las Vegas Harry Reid Intl Omaha Eppley Airfield

$418Southwest

Thu, Aug 13 - Wed, Aug 19

10:40 am - 4:10 pmLGA New York LaGuardia-ONT Ontario

8h 30m1 stop Chicago Midway

5:45 am - 4:55 pmONT Ontario-LGA New York LaGuardia

8h 10m2 stops Las Vegas Harry Reid Intl Omaha Eppley Airfield

$428Southwest

Mon, Aug 10 - Mon, Sep 14

4:31 pm - 11:11 pmEWR Newark-ONT Ontario

9h 40m1 stop Seattle/Tacoma Intl

8:11 pm - 12:35 pmONT Ontario-EWR Newark

13h 24m1 stop Dallas/Fort Worth

$434Multiple Airlines

Mon, Aug 10 - Mon, Oct 5

4:31 pm - 11:11 pmEWR Newark-ONT Ontario

9h 40m1 stop Seattle/Tacoma Intl

7:46 pm - 12:35 pmONT Ontario-EWR Newark

13h 49m1 stop Dallas/Fort Worth

$487Multiple Airlines