Cheap flights from New York John F Kennedy Intl Airport to Los Angeles from C$ 195

The month of January is, on average, the cheapest month to fly to Ontario from New York John F Kennedy Intl Airport, with most prices found around C$ 392. The month of October is another great option to travel to Ontario, with average flight prices from New York John F Kennedy Intl Airport averaging around C$ 408.

Fly from New York John F Kennedy Intl to Ontario for the best New York John F Kennedy Intl - Ontario flight prices

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$ 509 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$ 362 on momondo.

There is only 1 cabin class available to choose from on New York John F Kennedy Intl to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of March 2026, prices for New York John F Kennedy Intl Airport to Ontario flights are approximately 15% more expensive when compared to flights at the same time last year.

Delta, Alaska Airlines, and JetBlue are the most popular carriers operating from New York John F Kennedy Intl to Ontario

Delta, Frontier and JetBlue are the top three most popular airlines that fly to Ontario from New York John F Kennedy Intl Airport according to our data. Delta is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 3 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.