JFK - ONT
$237 - $476
|Popular in||December||High demand for flights, 25% potential price rise|
|Cheapest in||February||Best time to find cheap flights, 33% potential price drop|
|Round-trip from||$237||From John F. Kennedy Intl to Ontario|
|One-way from||$159||One-way flight from John F. Kennedy Intl to Ontario|
Wednesday is generally a great day to depart. Flying on this day could help you save up to 32%.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 8% on flights from John F. Kennedy Intl to Ontario compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $87. For sooner than that we have options available in the next 3 days from $97.
The best pricing can be found in the month of September. Prices to Ontario from John F. Kennedy Intl average $95. You can even find prices in September for less than $95, as users have found deals to Ontario from as low as $46. The month of December appears to be one of the more expensive times to travel to Ontario from John F. Kennedy Intl. Flying in the targeted month can save you up to 12%.
A simple way to save on the total cost of your ticket is to fly from John F. Kennedy Intl to Ontario in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the afternoon.