Cheap flights from New York LaGuardia Airport to Ontario from C$ 131

In general, May is the cheapest month to fly from New York LaGuardia Airport to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 19. If you are unable to visit Region of Ontario during the month of May, then departing from New York LaGuardia Airport during the month March is also very affordable. Most momondo users find prices during this month for around C$ 54.

The cheapest day to depart from New York LaGuardia Airport to Region of Ontario is on a Sunday. Travellers who choose to depart for Region of Ontario on a Sunday will often find tickets for as low as C$ 317. The most expensive day to fly to Region of Ontario is Monday, with ticket prices averaging around C$ 437.

Our most recent data shows that the best time of day to fly to Region of Ontario is in the evening. Flights from New York LaGuardia Airport to Region of Ontario during this time can be as low as C$ 257. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 444 on average. Flights to Region of Ontario from New York LaGuardia Airport at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from New York LaGuardia to Toronto Pearson Intl for the best New York LaGuardia - Ontario flight prices

You are more likely to see cheaper flights to Region of Ontario from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 386 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from New York LaGuardia Airport for as low as C$ 325 on momondo.

Delta, United Airlines, and Porter Airlines are the most popular carriers operating from New York LaGuardia to Ontario

Porter Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Region of Ontario from New York LaGuardia Airport according to our data. Porter Airlines is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 5 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

As of May 2026, there are 53 flights per day flying from New York LaGuardia Airport to Region of Ontario. The most common time of day flights depart is 4:00p.m., with 44% of flights taking off at noon.

As of May 2026, there are 372 flights per week flying from New York LaGuardia Airport to Region of Ontario. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.