Cheap flights from Ontario to San José from C$ 257

In general, September is the cheapest month to fly from Region of Ontario to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 211. If you aren’t able to travel during the month of September, then book flights to San José from Region of Ontario during October instead. Flights to San José in October, while not as cheap as those in September, still average around C$ 221.

The cheapest day to depart from Region of Ontario to San José is on a Monday. Travellers who choose to depart for San José on a Monday will often find tickets for as low as C$ 714. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 861. These prices are subject to change though, so be sure to set up a Price Alert for flights to San José.

Flying to San José from Region of Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 526 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to San José is in the afternoon when prices are around C$ 785.

Fly from Toronto Pearson Intl to San José Juan Santamaria Intl for the best Ontario - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around C$ 649 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Region of Ontario for as low as C$ 560 on momondo.

United Airlines, Air Transat, and Copa Airlines are the most popular carriers operating from Ontario to San José Juan Santamaria Intl

Avianca, Air Canada and Air Transat are the top three most popular airlines that fly to San José from Region of Ontario according to our data. Avianca is the first choice among our users, with 39% of people opting to fly with this airline when travelling to San José. Keep in mind that there are 6 different airlines that fly to San José on a routine basis, so you have a few additional options to choose from.

The number of flights available between Region of Ontario and San José is 5 per week as of May 2026. The most frequent departure day is Mon, with 40% of weekly flights leaving on this day.

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into San José, then you can expect flight times to average 9h 17m and 13h 30m, respectively.