Cheap flights from Toronto to San Francisco Bay Area from C$ 188

In general, April is the cheapest month to fly from Toronto to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 436. If you aren’t able to travel during the month of April, then book flights to San Francisco Bay Area from Toronto during March instead. Flights to San Francisco Bay Area in March, while not as cheap as those in April, still average around C$ 445.

The cheapest day to depart on your flight to San Francisco Bay Area is on a Friday when prices can be found for as low as C$ 755. This is often the case because there is less demand to fly during this day of the week. Flights from Toronto to San Francisco Bay Area on a Monday will generally be more expensive and average around C$ 1,185. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is at noon. Flights from Toronto to San Francisco Bay Area during this time can be as low as C$ 672. In the evening is when there is more demand to fly to San Francisco Bay Area, so prices are often more expensive at around C$ 1,391 per ticket.

Fly from Toronto Pearson Intl to San Francisco for the best Toronto - San Francisco Bay Area flight prices

You are more likely to see cheaper flights to San Francisco Bay Area from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around C$ 500 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from Toronto for as low as C$ 417 on momondo.

There are 4 cabin classes available to choose from on Toronto to San Francisco Bay Area flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, United Airlines, and Alaska Airlines are the most popular carriers operating from Toronto to San Francisco Bay Area

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to San Francisco Bay Area from Toronto according to our data. Porter Airlines is the first choice among our users, with 41% of people opting to fly with this airline when travelling to San Francisco Bay Area. Keep in mind that there are 9 different airlines that fly to San Francisco Bay Area on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 15 flights per day flying from Toronto to San Francisco Bay Area. The most common time of day flights depart is 6:00p.m., with 61% of flights taking off at noon.

111 flights are operational weekly from Toronto to San Francisco Bay Area as of February 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.