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Cheap flights from New York John F Kennedy Intl Airport to Los Angeles from C$ 219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York John F Kennedy Intl Airport to Los Angeles departing on 18/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from New York John F Kennedy Intl Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
7:29 p.m. - 10:37 p.m.
JFK
-
ONT
6h 08mdirect
JetBlue Logo
11:50 p.m. - 8:11 a.m.
ONT
-
JFK
5h 21mdirect
C$ 436JetBlue
Wed, 26 Aug - Mon, 7 Sep
JetBlue Logo
7:30 p.m. - 10:38 p.m.
JFK
-
ONT
6h 08mdirect
JetBlue Logo
11:59 p.m. - 8:20 a.m.
ONT
-
JFK
5h 21mdirect
C$ 437JetBlue
Mon, 24 Aug - Tue, 1 Sep
JetBlue Logo
7:30 p.m. - 10:38 p.m.
JFK
-
ONT
6h 08mdirect
JetBlue Logo
11:59 p.m. - 8:20 a.m.
ONT
-
JFK
5h 21mdirect
C$ 439JetBlue
Mon, 24 Aug - Tue, 1 Sep
Delta Logo
6:00 a.m. - 12:10 p.m.
JFK
-
ONT
9h 10m
1 stop
Delta Logo
6:20 a.m. - 8:15 p.m.
ONT
-
JFK
10h 55m
1 stop
C$ 443Delta
Fri, 10 Jul - Tue, 21 Jul
Delta Logo
6:00 a.m. - 12:16 p.m.
JFK
-
ONT
9h 16m
1 stop
Delta Logo
10:00 p.m. - 10:05 a.m.
ONT
-
JFK
9h 05m
1 stop
C$ 444Delta
Wed, 19 Aug - Sun, 23 Aug
Delta Logo
12:25 p.m. - 6:18 p.m.
JFK
-
ONT
8h 53m
1 stop
Delta Logo
12:00 p.m. - 12:59 a.m.
ONT
-
JFK
9h 59m
1 stop
C$ 446Delta
Sat, 14 Nov - Wed, 18 Nov
JetBlue Logo
7:30 p.m. - 10:38 p.m.
JFK
-
ONT
6h 08mdirect
JetBlue Logo
11:59 p.m. - 8:20 a.m.
ONT
-
JFK
5h 21mdirect
C$ 464JetBlue
Fri, 21 Aug - Tue, 25 Aug
JetBlue Logo
7:30 p.m. - 10:38 p.m.
JFK
-
ONT
6h 08mdirect
JetBlue Logo
11:59 p.m. - 8:20 a.m.
ONT
-
JFK
5h 21mdirect
C$ 466JetBlue
Fri, 21 Aug - Sun, 30 Aug
JetBlue Logo
7:40 p.m. - 10:44 p.m.
JFK
-
ONT
6h 04mdirect
JetBlue Logo
11:59 p.m. - 8:20 a.m.
ONT
-
JFK
5h 21mdirect
C$ 467JetBlue
Sun, 23 Aug - Tue, 1 Sep
Delta Logo
6:00 a.m. - 12:10 p.m.
JFK
-
ONT
9h 10m
1 stop
Delta Logo
5:10 p.m. - 6:18 a.m.
ONT
-
JFK
10h 08m
1 stop
C$ 473Delta
Sat, 11 Jul - Sat, 18 Jul

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JetBlue flights from New York John F Kennedy Intl Airport to Ontario

Our best JetBlue deals on New York John F Kennedy Intl Airport to Ontario flight tickets
JetBlue
26 Aug
JFK7:29 p.m.New York John F Kennedy Intl
6h 08m
ONT10:37 p.m.Ontario
7 Sep
ONT11:50 p.m.Ontario
5h 21m
JFK8:11 a.m.New York John F Kennedy Intl
C$ 436
JetBlue
24 Aug
JFK7:30 p.m.New York John F Kennedy Intl
6h 08m
ONT10:38 p.m.Ontario
1 Sep
ONT11:59 p.m.Ontario
5h 21m
JFK8:20 a.m.New York John F Kennedy Intl
C$ 437
JetBlue
24 Aug
JFK7:30 p.m.New York John F Kennedy Intl
6h 08m
ONT10:38 p.m.Ontario
1 Sep
ONT11:59 p.m.Ontario
5h 21m
JFK8:20 a.m.New York John F Kennedy Intl
C$ 439

Delta flights from New York John F Kennedy Intl Airport to Ontario

Our best Delta deals on New York John F Kennedy Intl Airport to Ontario flight tickets
Delta
10 Jul
JFK6:00 a.m.New York John F Kennedy Intl
9h 10m
1 stop
ONT12:10 p.m.Ontario
21 Jul
ONT6:20 a.m.Ontario
10h 55m
1 stop
JFK8:15 p.m.New York John F Kennedy Intl
C$ 443
Delta
19 Aug
JFK6:00 a.m.New York John F Kennedy Intl
9h 16m
1 stop
ONT12:16 p.m.Ontario
23 Aug
ONT10:00 p.m.Ontario
9h 05m
1 stop
JFK10:05 a.m.New York John F Kennedy Intl
C$ 444
Delta
14 Nov
JFK12:25 p.m.New York John F Kennedy Intl
8h 53m
1 stop
ONT6:18 p.m.Ontario
18 Nov
ONT12:00 p.m.Ontario
9h 59m
1 stop
JFK12:59 a.m.New York John F Kennedy Intl
C$ 446

momondo Fare Finder

 
Customize your flight search to find flights from New York John F Kennedy Intl Airport to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 30 June 2026.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 26/8

7:29 p.m.-10:37 p.m.

Nonstop6h 08m

Ontario

Mon 7/9

11:50 p.m.-8:11 a.m.

Nonstop5h 21m

C$ 436

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Mon 24/8

7:30 p.m.-10:38 p.m.

Nonstop6h 08m

Ontario

Tue 1/9

11:59 p.m.-8:20 a.m.

Nonstop5h 21m

C$ 437

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Mon 24/8

7:30 p.m.-10:38 p.m.

Nonstop6h 08m

Ontario

Tue 1/9

11:59 p.m.-8:20 a.m.

Nonstop5h 21m

C$ 439

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Fri 10/7

6:00 a.m.-12:10 p.m.

1 stop9h 10m

Ontario

Tue 21/7

6:20 a.m.-8:15 p.m.

1 stop10h 55m

C$ 443

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 19/8

6:00 a.m.-12:16 p.m.

1 stop9h 16m

Ontario

Sun 23/8

10:00 p.m.-10:05 a.m.

1 stop9h 05m

C$ 444

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Sat 14/11

12:25 p.m.-6:18 p.m.

1 stop8h 53m

Ontario

Wed 18/11

12:00 p.m.-12:59 a.m.

1 stop9h 59m

C$ 446

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Fri 21/8

7:30 p.m.-10:38 p.m.

Nonstop6h 08m

Ontario

Tue 25/8

11:59 p.m.-8:20 a.m.

Nonstop5h 21m

C$ 464

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Fri 21/8

7:30 p.m.-10:38 p.m.

Nonstop6h 08m

Ontario

Sun 30/8

11:59 p.m.-8:20 a.m.

Nonstop5h 21m

C$ 466
Quickest round-trip

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Sun 23/8

7:40 p.m.-10:44 p.m.

Nonstop6h 04m

Ontario

Tue 1/9

11:59 p.m.-8:20 a.m.

Nonstop5h 21m

C$ 467

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Sat 11/7

6:00 a.m.-12:10 p.m.

1 stop9h 10m

Ontario

Sat 18/7

5:10 p.m.-6:18 a.m.

1 stop10h 08m

C$ 473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from New York John F Kennedy Intl Airport to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New York John F Kennedy Intl Airport and Ontario?

What is the cheapest month to fly to Ontario?

The month of October is, on average, the cheapest month to fly to Ontario from New York John F Kennedy Intl Airport, with most prices found around C$ 393. The month of September is another great option to travel to Ontario, with average flight prices from New York John F Kennedy Intl Airport averaging around C$ 398.

How far in advance should I book a flight from New York John F Kennedy Intl Airport to Ontario?

You are more likely to see cheaper flights to Ontario from New York John F Kennedy Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around C$ 586 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from New York John F Kennedy Intl Airport for as low as C$ 239 on momondo.

Can stopping save me money on New York John F Kennedy Intl Airport to Ontario flights?

No. A direct flight is the cheapest option for a flight between New York John F Kennedy Intl Airport to Ontario.

How have New York John F Kennedy Intl Airport to Ontario flight prices changed over time?

As of June 2026, prices for New York John F Kennedy Intl Airport to Ontario flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from New York John F Kennedy Intl Airport to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from New York John F Kennedy Intl Airport to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York John F Kennedy Intl Airport to Ontario (JFK to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York John F Kennedy Intl Airport to Ontario

Fastest flight time

6h 06m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Ontario

1 airport
The fastest flight from New York John F Kennedy Intl Airport to Ontario takes 6h 06m
Direct flights go from New York John F Kennedy Intl Airport to Ontario on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Ontario. From New York John F Kennedy Intl Airport there are direct flights to Ontario (ONT).
Search flight deals

Frequently asked questions about flying from New York John F Kennedy Intl Airport to Ontario

  • How far is New York John F Kennedy Intl to Ontario by plane?

    The straight-line distance from New York John F Kennedy Intl to Ontario is 3902.3 km. By plane, this route typically takes 6h 06m.

  • When did momondo last update prices for flights from New York John F Kennedy Intl Airport to Ontario Airport?

    Prices for flights from New York John F Kennedy Intl Airport to Ontario Airport refresh daily.

  • How old do you have to be to fly from New York John F Kennedy Intl Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York John F Kennedy Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from New York John F Kennedy Intl Airport to Ontario?

Why use momondo?

Why should I use momondo to find a flight deal from New York to Ontario?

Finding the right flight to Ontario from New York is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from New York to Ontario with flexible booking policies on momondo?

Flights from New York to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from New York to Ontario?

momondo helps you find the best flight between New York and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from New York to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ontario trip

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