How does KAYAK find such low prices on flights from New York State 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 York State to Ontario.

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

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

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

$134 CHEAP FLIGHTS from New York State to Ontario

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Flight Deals

Cheap Flights from New York 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 York to Ontario

Tue, Nov 3 - Tue, Nov 17

6:30 am - 11:51 pmLGA New York LaGuardia-ONT Ontario

20h 21m2 stops Atlanta Hartsfield-Jackson Denver Intl

6:25 am - 8:46 pmONT Ontario-LGA New York LaGuardia

11h 21m2 stops Denver Intl Atlanta Hartsfield-Jackson

$310Frontier

Sat, Oct 31 - Tue, Nov 10

9:29 am - 11:51 pmLGA New York LaGuardia-ONT Ontario

17h 22m2 stops Atlanta Hartsfield-Jackson Denver Intl

6:25 am - 8:46 pmONT Ontario-LGA New York LaGuardia

11h 21m2 stops Denver Intl Atlanta Hartsfield-Jackson

$310Frontier

Wed, Jan 20 - Wed, Jan 27

3:45 pm - 9:40 pmLGA New York LaGuardia-ONT Ontario

8h 55m1 stop Houston George Bush Intcntl

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

7h 42m1 stop Denver Intl

$322United Airlines

Wed, Jan 20 - Wed, Jan 27

2:00 pm - 9:40 pmLGA New York LaGuardia-ONT Ontario

10h 40m1 stop Houston George Bush Intcntl

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

7h 42m1 stop Denver Intl

$322United Airlines

Tue, Feb 2 - Tue, Feb 9

1:00 pm - 10:41 pmJFK New York John F Kennedy Intl-ONT Ontario

12h 41m1 stop Seattle/Tacoma Intl

7:10 am - 7:23 pmONT Ontario-JFK New York John F Kennedy Intl

9h 13m1 stop Portland

$323Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

12:59 pm - 7:55 pmLGA New York LaGuardia-ONT Ontario

9h 56m1 stop Atlanta Hartsfield-Jackson

12:20 pm - 10:39 pmONT Ontario-LGA New York LaGuardia

7h 19m1 stop Atlanta Hartsfield-Jackson

$326Delta

Fri, Oct 16 - Fri, Oct 23

5:20 pm - 11:54 pmJFK New York John F Kennedy Intl-ONT Ontario

9h 34m1 stop Portland

5:30 pm - 5:59 amONT Ontario-JFK New York John F Kennedy Intl

9h 29m1 stop Portland

$327Alaska Airlines

Sat, Oct 31 - Fri, Nov 6

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

8h 06m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 12:59 amONT Ontario-JFK New York John F Kennedy Intl

9h 43m1 stop Atlanta Hartsfield-Jackson

$327Delta

Wed, Oct 21 - Tue, Oct 27

5:06 pm - 10:59 pmJFK New York John F Kennedy Intl-ONT Ontario

8h 53m1 stop Charlotte Douglas

1:05 pm - 11:39 pmONT Ontario-JFK New York John F Kennedy Intl

7h 34m1 stop Phoenix Sky Harbor Intl

$327American Airlines

Thu, Nov 12 - Mon, Nov 16

8:28 am - 3:35 pmJFK New York John F Kennedy Intl-ONT Ontario

10h 07m1 stop Phoenix Sky Harbor Intl

10:30 pm - 9:06 amONT Ontario-JFK New York John F Kennedy Intl

7h 36m1 stop Charlotte Douglas

$327American Airlines

Recent last minute flight deals from New York to Ontario

Tue, Sep 29 - Mon, Nov 2

7:25 am - 2:16 pmJFK New York John F Kennedy Intl-ONT Ontario

9h 51m1 stop Seattle/Tacoma Intl

7:13 pm - 7:25 amONT Ontario-JFK New York John F Kennedy Intl

9h 12m1 stop Seattle/Tacoma Intl

$382Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

6:00 am - 11:05 amJFK New York John F Kennedy Intl-ONT Ontario

8h 05m1 stop Atlanta Hartsfield-Jackson

12:16 pm - 12:59 amONT Ontario-JFK New York John F Kennedy Intl

9h 43m1 stop Atlanta Hartsfield-Jackson

$382Delta

Tue, Sep 29 - Tue, Oct 6

3:31 pm - 10:37 pmJFK New York John F Kennedy Intl-ONT Ontario

10h 06m2 stops Charlotte Douglas Dallas/Fort Worth

10:10 pm - 11:28 amONT Ontario-JFK New York John F Kennedy Intl

10h 18m1 stop Charlotte Douglas

$387American Airlines

Sat, Sep 26 - Tue, Oct 6

4:46 pm - 9:51 amJFK New York John F Kennedy Intl-ONT Ontario

20h 05m1 stop Portland

6:02 am - 10:29 pmONT Ontario-JFK New York John F Kennedy Intl

13h 27m1 stop Seattle/Tacoma Intl

$400Alaska Airlines

Tue, Sep 29 - Sat, Oct 10

6:00 am - 11:05 amJFK New York John F Kennedy Intl-ONT Ontario

8h 05m1 stop Atlanta Hartsfield-Jackson

6:20 am - 8:28 pmONT Ontario-JFK New York John F Kennedy Intl

11h 08m1 stop Seattle/Tacoma Intl

$403Delta

Tue, Sep 29 - Tue, Oct 6

3:31 pm - 10:37 pmJFK New York John F Kennedy Intl-ONT Ontario

10h 06m2 stops Charlotte Douglas Dallas/Fort Worth

6:15 am - 8:00 pmONT Ontario-JFK New York John F Kennedy Intl

10h 45m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$447American Airlines

Mon, Sep 28 - Wed, Oct 7

7:25 am - 4:10 pmLGA New York LaGuardia-ONT Ontario

11h 45m1 stop Chicago Midway

10:55 am - 10:25 pmONT Ontario-LGA New York LaGuardia

8h 30m2 stops Phoenix Sky Harbor Intl Dallas Love Field

$469Southwest

Tue, Sep 29 - Tue, Oct 6

3:27 pm - 8:58 pmLGA New York LaGuardia-ONT Ontario

8h 31m1 stop Denver Intl

6:00 am - 4:48 pmONT Ontario-LGA New York LaGuardia

7h 48m1 stop Houston George Bush Intcntl

$507United Airlines

Tue, Sep 29 - Sat, Oct 10

3:27 pm - 8:58 pmLGA New York LaGuardia-ONT Ontario

8h 31m1 stop Denver Intl

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

8h 25m1 stop Chicago O'Hare Intl

$507United Airlines

Mon, Sep 28 - Wed, Oct 7

7:25 am - 4:10 pmLGA New York LaGuardia-ONT Ontario

11h 45m1 stop Chicago Midway

10:55 am - 10:25 pmONT Ontario-LGA New York LaGuardia

8h 30m2 stops Phoenix Sky Harbor Intl Dallas Love Field

$509Southwest

Useful Info

Low season	January
High season	October
Cheapest flight	$134

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly and prices are also 18% lower on average.

Flight from Buffalo to Ontario

How does KAYAK find such low prices on flights from New York State 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 York State to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from New York State to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from New York State 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 York State 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 York State with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from New York State 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 York State up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.