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.

$168 CHEAP FLIGHTS from New Jersey to Ontario

Save 19% 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

Recent round-trip flight deals from New Jersey to Ontario

Mon, Nov 9 - Tue, Nov 17

11:00 pm - 4:38 pmEWR Newark-ONT Ontario

20h 38m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

5:07 pm - 10:36 amONT Ontario-EWR Newark

14h 29m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

$344Frontier

Mon, Nov 9 - Tue, Nov 17

11:00 pm - 4:38 pmEWR Newark-ONT Ontario

20h 38m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

5:07 pm - 10:36 amONT Ontario-EWR Newark

14h 29m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

$356Frontier

Tue, Feb 23 - Tue, Mar 9

3:50 pm - 8:20 pmEWR Newark-ONT Ontario

7h 30m1 stop Denver Intl

1:00 pm - 12:45 amONT Ontario-EWR Newark

8h 45m1 stop Denver Intl

$394United Airlines

Wed, Mar 3 - Mon, Mar 8

3:50 pm - 8:20 pmEWR Newark-ONT Ontario

7h 30m1 stop Denver Intl

6:53 pm - 7:34 amONT Ontario-EWR Newark

9h 41m1 stop San Francisco

$394United Airlines

Tue, Mar 2 - Tue, Mar 9

8:14 am - 1:32 pmEWR Newark-ONT Ontario

8h 18m1 stop Dallas/Fort Worth

7:59 pm - 6:00 amONT Ontario-EWR Newark

7h 01m1 stop Phoenix Sky Harbor Intl

$398American Airlines

Wed, Nov 11 - Fri, Nov 13

9:30 am - 6:17 pmEWR Newark-ONT Ontario

11h 47m1 stop Seattle/Tacoma Intl

4:09 pm - 5:40 amONT Ontario-EWR Newark

10h 31m1 stop Seattle/Tacoma Intl

$398Alaska Airlines

Tue, Oct 27 - Tue, Nov 3

6:59 am - 12:14 pmEWR Newark-ONT Ontario

8h 15m1 stop Phoenix Sky Harbor Intl

12:42 pm - 11:00 pmONT Ontario-EWR Newark

7h 18m1 stop Dallas/Fort Worth

$399American Airlines

Wed, Nov 4 - Tue, Nov 10

9:30 am - 6:17 pmEWR Newark-ONT Ontario

11h 47m1 stop Seattle/Tacoma Intl

4:09 pm - 5:40 amONT Ontario-EWR Newark

10h 31m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Sat, Nov 14 - Sun, Nov 15

6:50 am - 12:17 pmEWR Newark-ONT Ontario

8h 27m1 stop Salt Lake City

11:10 pm - 9:30 amONT Ontario-EWR Newark

7h 20m1 stop Atlanta Hartsfield-Jackson

$399Delta

Thu, Nov 12 - Sun, Nov 15

6:50 am - 12:17 pmEWR Newark-ONT Ontario

8h 27m1 stop Salt Lake City

11:10 pm - 9:30 amONT Ontario-EWR Newark

7h 20m1 stop Atlanta Hartsfield-Jackson

$399Delta

Recent last minute flight deals from New Jersey to Ontario

Mon, Oct 12 - Mon, Oct 19

1:45 pm - 7:08 pmEWR Newark-ONT Ontario

8h 23m1 stop Dallas/Fort Worth

8:03 pm - 12:50 pmONT Ontario-EWR Newark

13h 47m1 stop Dallas/Fort Worth

$409Frontier

Wed, Oct 14 - Mon, Oct 19

5:43 pm - 10:17 amEWR Newark-ONT Ontario

19h 34m1 stop Seattle/Tacoma Intl

8:03 pm - 12:50 pmONT Ontario-EWR Newark

13h 47m1 stop Dallas/Fort Worth

$435Multiple Airlines

Mon, Oct 12 - Sat, Nov 14

6:00 am - 11:06 amEWR Newark-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

6:00 am - 5:39 pmONT Ontario-EWR Newark

8h 39m1 stop Salt Lake City

$489Delta

Tue, Oct 13 - Sun, Nov 15

6:00 am - 11:06 amEWR Newark-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

11:10 pm - 9:30 amONT Ontario-EWR Newark

7h 20m1 stop Atlanta Hartsfield-Jackson

$489Delta

Mon, Oct 12 - Tue, Oct 20

2:38 pm - 8:58 pmEWR Newark-ONT Ontario

9h 20m1 stop Denver Intl

1:52 pm - 1:09 amONT Ontario-EWR Newark

8h 17m1 stop San Francisco

$529United Airlines

Wed, Oct 14 - Sat, Oct 24

4:55 pm - 10:49 pmEWR Newark-ONT Ontario

8h 54m1 stop Chicago O'Hare Intl

5:00 am - 5:23 pmONT Ontario-EWR Newark

9h 23m1 stop Denver Intl

$529United Airlines

Wed, Oct 14 - Tue, Oct 20

6:30 am - 8:15 pmEWR Newark-ONT Ontario

16h 45m1 stop Portland

6:02 am - 6:29 pmONT Ontario-EWR Newark

9h 27m1 stop Seattle/Tacoma Intl

$534Alaska Airlines

Tue, Oct 13 - Wed, Oct 14

7:05 am - 12:14 pmEWR Newark-ONT Ontario

8h 09m1 stop Phoenix Sky Harbor Intl

1:05 pm - 11:44 pmONT Ontario-EWR Newark

7h 39m1 stop Phoenix Sky Harbor Intl

$558American Airlines

Wed, Oct 14 - Fri, Oct 16

8:10 am - 1:30 pmEWR Newark-ONT Ontario

8h 20m1 stop Dallas/Fort Worth

6:00 am - 7:25 pmONT Ontario-EWR Newark

10h 25m1 stop Dallas/Fort Worth

$558American Airlines

Sat, Oct 10 - Tue, Oct 20

6:30 am - 8:15 pmEWR Newark-ONT Ontario

16h 45m1 stop Portland

2:13 pm - 6:59 amONT Ontario-EWR Newark

13h 46m1 stop Seattle/Tacoma Intl

$569Alaska Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$168

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly and prices are also 13% 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.