How does KAYAK find such low prices on flights from Connecticut 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 Connecticut to Ontario.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Connecticut 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 Connecticut 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 Connecticut with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Connecticut 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 Connecticut up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$102 CHEAP FLIGHTS from Connecticut to Ontario

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Cheap Flights from Connecticut to Ontario

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

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Last minute

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Recent round-trip flight deals from Connecticut 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, Oct 2 - Mon, Oct 5

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

Sat, Nov 14 - Tue, Nov 17

3:29 pm - 8:51 pmLGA New York LaGuardia-ONT Ontario

8h 22m1 stop Denver Intl

7:00 am - 6:19 pmONT Ontario-LGA New York LaGuardia

8h 19m1 stop Chicago O'Hare Intl

$302United Airlines

Mon, Jan 4 - Tue, Jan 19

3:25 pm - 10:38 pmLGA New York LaGuardia-ONT Ontario

10h 13m1 stop Chicago O'Hare Intl

6:00 am - 4:40 pmONT Ontario-LGA New York LaGuardia

7h 40m1 stop Houston George Bush Intcntl

$307United Airlines

Sat, Nov 14 - Sun, Nov 15

6:00 am - 11:10 amLGA New York LaGuardia-ONT Ontario

8h 10m1 stop Atlanta Hartsfield-Jackson

11:10 pm - 10:40 amONT Ontario-LGA New York LaGuardia

8h 30m1 stop Atlanta Hartsfield-Jackson

$307Delta

Thu, Sep 10 - Tue, Sep 15

1:59 pm - 8:05 pmLGA New York LaGuardia-ONT Ontario

9h 06m1 stop Atlanta Hartsfield-Jackson

12:17 pm - 11:40 pmONT Ontario-LGA New York LaGuardia

8h 23m1 stop Atlanta Hartsfield-Jackson

$307Delta

Thu, Sep 10 - Fri, Sep 18

10:45 am - 4:10 pmLGA New York LaGuardia-ONT Ontario

8h 25m1 stop Chicago Midway

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

7h 30m1 stop Denver Intl

$307Southwest

Sat, Sep 12 - Sat, Sep 19

6:00 am - 10:20 amLGA New York LaGuardia-ONT Ontario

7h 20m1 stop Denver Intl

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

7h 25m1 stop Houston Hobby

$307Southwest

Wed, Sep 23 - Wed, Sep 30

2:58 pm - 10:37 pmLGA New York LaGuardia-ONT Ontario

10h 39m1 stop Dallas/Fort Worth

10:25 am - 9:29 pmONT Ontario-LGA New York LaGuardia

8h 04m1 stop Dallas/Fort Worth

$307American Airlines

Tue, Oct 20 - Thu, Oct 22

6:59 am - 11:53 amLGA New York LaGuardia-ONT Ontario

7h 54m1 stop Dallas/Fort Worth

11:59 pm - 12:00 pmONT Ontario-LGA New York LaGuardia

9h 01m1 stop Dallas/Fort Worth

$307American Airlines

Recent last minute flight deals from Connecticut to Ontario

Fri, Aug 21 - Sat, Sep 5

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

$332Frontier

Sun, Aug 23 - Tue, Oct 27

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

12h 43m1 stop Dallas/Fort Worth

10:48 am - 10:00 pmONT Ontario-LGA New York LaGuardia

8h 12m1 stop Dallas/Fort Worth

$339Frontier

Mon, Aug 24 - Sat, Sep 19

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

9h 35m1 stop Dallas/Fort Worth

10:25 am - 11:14 pmONT Ontario-JFK New York John F Kennedy Intl

9h 49m1 stop Dallas/Fort Worth

$362American Airlines

Mon, Aug 24 - Sat, Sep 19

5:00 pm - 10:59 pmLGA New York LaGuardia-ONT Ontario

8h 59m1 stop Dallas/Fort Worth

10:25 am - 9:18 pmONT Ontario-LGA New York LaGuardia

7h 53m1 stop Dallas/Fort Worth

$362American Airlines

Mon, Aug 24 - Sun, Aug 30

3:00 pm - 9:52 pmLGA New York LaGuardia-ONT Ontario

9h 52m1 stop Atlanta Hartsfield-Jackson

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

9h 41m1 stop Atlanta Hartsfield-Jackson

$398Delta

Mon, Aug 24 - Mon, Aug 31

12:59 pm - 6:30 pmLGA New York LaGuardia-ONT Ontario

8h 31m1 stop Atlanta Hartsfield-Jackson

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

8h 24m1 stop Atlanta Hartsfield-Jackson

$398Delta

Mon, Aug 24 - Thu, Sep 24

4:05 pm - 11:24 pmJFK New York John F Kennedy Intl-ONT Ontario

10h 19m1 stop Seattle/Tacoma Intl

6:14 pm - 6:01 amONT Ontario-JFK New York John F Kennedy Intl

8h 47m1 stop Portland

$399Alaska Airlines

Mon, Aug 24 - Mon, Aug 31

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

8h 30m1 stop Chicago Midway

7:00 am - 10:15 pmONT Ontario-LGA New York LaGuardia

12h 15m1 stop Dallas Love Field

$403Southwest

Mon, Aug 24 - Sat, Sep 19

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

8h 30m1 stop Chicago Midway

9:25 am - 9:45 pmONT Ontario-LGA New York LaGuardia

9h 20m2 stops Denver Intl Dallas Love Field

$403Southwest

Mon, Aug 24 - Sat, Sep 19

5:29 pm - 9:48 amJFK New York John F Kennedy Intl-ONT Ontario

19h 19m1 stop Portland

10:39 pm - 7:00 amONT Ontario-JFK New York John F Kennedy Intl

5h 21mnonstop

$413Multiple Airlines

Useful Info

Low season	January
High season	November
Cheapest flight	$102

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

Most popular time to fly and prices are also 3% lower on average.

Flight from Newark Liberty Airport to Ontario

How does KAYAK find such low prices on flights from Connecticut 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 Connecticut to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Connecticut to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Connecticut 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 Connecticut 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 Connecticut with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Connecticut 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 Connecticut 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

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Information on the airport you'll fly into in Ontario

Ontario (ONT)

ONT

$102 Find Cheap Flights from Connecticut to Ontario - Compare and Save

Cheap Flights from Connecticut to Ontario

Recent round-trip flight deals from Connecticut to Ontario

Recent one-way flight deals from Connecticut to Ontario

Recent last minute flight deals from Connecticut to Ontario

Recent direct flight deals from Connecticut to Ontario

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Cheapest flight

FAQs for booking flights from Connecticut 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 Connecticut

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