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.

$167 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

Fri, Nov 13 - Mon, Nov 16

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

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

8:03 pm - 9:53 pmONT Ontario-EWR Newark

22h 50m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson

$355Frontier

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, 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, 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

Wed, Nov 4 - Fri, Nov 6

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

Tue, Jan 5 - Sun, Jan 24

7:30 am - 12:41 pmEWR Newark-ONT Ontario

8h 11m1 stop Phoenix Sky Harbor Intl

1:24 pm - 11:54 pmONT Ontario-EWR Newark

7h 30m1 stop Phoenix Sky Harbor Intl

$399American Airlines

Fri, Jan 8 - Sun, Jan 10

5:22 pm - 10:15 pmEWR Newark-ONT Ontario

7h 53m1 stop Phoenix Sky Harbor Intl

12:45 pm - 11:00 pmONT Ontario-EWR Newark

7h 15m1 stop Dallas/Fort Worth

$399American Airlines

Tue, Feb 16 - Tue, Feb 23

4:00 pm - 10:14 pmEWR Newark-ONT Ontario

9h 14m1 stop Atlanta Hartsfield-Jackson

5:05 pm - 6:04 amONT Ontario-EWR Newark

9h 59m1 stop Salt Lake City

$399Delta

Fri, Feb 19 - Wed, Feb 24

6:55 pm - 11:48 pmEWR Newark-ONT Ontario

7h 53m1 stop Salt Lake City

7:00 am - 5:40 pmONT Ontario-EWR Newark

7h 40m1 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

Thu, Oct 15 - Mon, Oct 19

1:45 pm - 7:05 pmEWR Newark-ONT Ontario

8h 20m1 stop Dallas/Fort Worth

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

13h 47m1 stop Dallas/Fort Worth

$433Frontier

Thu, Oct 15 - Sat, Oct 24

7:04 am - 12:36 pmEWR Newark-ONT Ontario

8h 32m1 stop Salt Lake City

1:35 pm - 11:26 pmONT Ontario-EWR Newark

6h 51m1 stop Salt Lake City

$529Delta

Thu, Oct 15 - Sat, Oct 24

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

8h 06m1 stop Atlanta Hartsfield-Jackson

1:35 pm - 11:26 pmONT Ontario-EWR Newark

6h 51m1 stop Salt Lake City

$529Delta

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

Thu, Oct 15 - Fri, Oct 23

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

8h 09m1 stop Phoenix Sky Harbor Intl

7:34 pm - 9:50 amONT Ontario-EWR Newark

11h 16m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

$546American Airlines

Thu, Oct 15 - Sat, Oct 24

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

8h 09m1 stop Phoenix Sky Harbor Intl

9:41 am - 11:29 pmONT Ontario-EWR Newark

10h 48m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$546American Airlines

Mon, Oct 12 - Fri, Oct 23

3:45 pm - 8:58 pmEWR Newark-ONT Ontario

8h 13m1 stop Denver Intl

1:24 pm - 11:58 pmONT Ontario-EWR Newark

7h 34m1 stop Denver Intl

$569United Airlines

Wed, Oct 14 - Sat, Oct 17

7:03 am - 6:00 pmEWR Newark-ONT Ontario

13h 57m1 stop Seattle/Tacoma Intl

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

13h 46m1 stop Seattle/Tacoma Intl

$585Alaska Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$167

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.