$114+ Cheap flights from John F Kennedy Intl, NY (JFK) to Ontario (ONT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from John F Kennedy Intl to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from New York John F Kennedy Intl to Ontario are usually found in January or February, booked 33 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from John F Kennedy Intl to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from John F Kennedy Intl (JFK) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 30, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $226 (Booking.com) |
One-way from | $114 (Trip.com) |
Popular in | December |
Cheapest in | January |
Average price | $255 |
Good one-way deal | $438 or less |
Find flight deals from John F Kennedy Intl to Ontario
Cheapest flights from John F Kennedy Intl to OntarioExplore the most affordable flight options available from John F Kennedy Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.
Explore the most affordable flight options available from John F Kennedy Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.
This CheapOair deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from John F Kennedy Intl to Ontario within your budget
Customize your flight search to find flights from John F Kennedy Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.
Fly from
Fly to
Route
Depart
Return
Price
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Sat 2/22
7:59 am-7:26 am
1 stop26h 27m
Ontario
Sun 2/23
10:24 am-6:30 am
1 stop17h 06m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Tue 3/18
3:59 pm-11:54 pm
1 stop10h 55m
Ontario
Tue 3/25
7:35 pm-6:00 am
1 stop7h 25m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Wed 2/12
4:30 pm-10:52 pm
1 stop9h 22m
Ontario
Tue 2/18
5:10 pm-6:24 am
1 stop10h 14m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Wed 4/30
6:10 pm-9:22 pm
Nonstop6h 12m
Ontario
Wed 5/14
10:40 pm-7:00 am
Nonstop5h 20m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Fri 3/7
4:00 pm-11:24 pm
1 stop10h 24m
Ontario
Sun 3/9
6:00 am-7:29 pm
1 stop10h 29m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Thu 3/13
4:00 pm-11:24 pm
1 stop10h 24m
Ontario
Mon 3/17
2:43 pm-6:30 am
1 stop12h 47m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Sat 3/15
7:59 am-8:36 pm
1 stop15h 37m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Thu 2/27
4:00 pm-11:24 pm
1 stop10h 24m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Tue 2/4
9:30 am-3:29 pm
1 stop8h 59m
New YorkOntario
JFK - ONT
JFKONT
New York John F Kennedy Intl
Tue 2/25
4:30 pm-10:52 pm
1 stop9h 22m
Compare providers for flights from John F Kennedy Intl to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from John F Kennedy Intl to Ontario in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on New York John F Kennedy Intl Airport-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York John F Kennedy Intl Airport-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York John F Kennedy Intl Airport-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New York John F Kennedy Intl Airport-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York John F Kennedy Intl Airport-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from John F Kennedy Intl to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from John F Kennedy Intl with our price prediction graph.
Travel insights for flights from John F Kennedy Intl to Ontario
Get recent, data-driven insights about flights from John F Kennedy Intl to Ontario including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from New York John F Kennedy Intl Airport to Ontario?
Use this chart to determine the optimal time to book a round-trip flight from John F Kennedy Intl to Ontario. Price data was last updated on January 24, 2025.
The price you pay for your flight from New York John F Kennedy Intl Airport to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to Ontario?
Currently, August is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Ontario (average of $246). Flying from New York John F Kennedy Intl Airport to Ontario in March is currently the most expensive (average of $310). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from JFK to ONT?
Find hourly flight availability from John F Kennedy Intl to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.
When flying from New York John F Kennedy Intl Airport to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 27% versus a flight in the evening.
What is the cheapest day to fly from New York John F Kennedy Intl Airport to Ontario?
Use this chart to determine the cheapest time to fly round-trip from John F Kennedy Intl to Ontario. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their New York John F Kennedy Intl Airport to Ontario flight should consider departing on Saturday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated January 30, 2025.
To help decide which airline to fly from New York to Ontario, see what other customers have to say about Alaska Airlines, Delta and JetBlue. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Overall
Comfort
Boarding
Crew
Food
Entertainment
Reviews
Seleste,Dec 2024
FAT - SAN
Related info for your journey
Find useful and relevant information for your journey from John F Kennedy Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for John F Kennedy Intl to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from John F Kennedy Intl to Ontario
Discover the top 4 airlines that operate flights from John F Kennedy Intl to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$385 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$249 | Average$442 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$252 | Average$361 | FlexibilityNo cancel fee | On-time71% |