Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco Bay Area from C$ 246

In general, April is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 480. If you aren’t able to travel during the month of April, then book flights to San Francisco Bay Area from Montreal Pierre Elliott Trudeau Intl Airport during May instead. Flights to San Francisco Bay Area in May, while not as cheap as those in April, still average around C$ 503.

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$ 1,130. This is often the case because there is less demand to fly during this day of the week. Flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco Bay Area on a Saturday will generally be more expensive and average around C$ 1,260. 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 in the morning. Flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco Bay Area during this time can be as low as C$ 838. In the afternoon is when there is more demand to fly to San Francisco Bay Area, so prices are often more expensive at around C$ 1,248 per ticket.

Fly from Montreal Pierre Elliott Trudeau Intl to San Francisco for the best Montreal Pierre Elliott Trudeau Intl - San Francisco Bay Area flight prices

You are more likely to see cheaper flights to San Francisco Bay Area from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around C$ 585 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 Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 487 on momondo.

There are 4 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl 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.

Porter Airlines, Air Canada, and Delta are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to San Francisco Bay Area

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to San Francisco Bay Area from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 59% of people opting to fly with this airline when travelling to San Francisco Bay Area. Keep in mind that there are 5 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 March 2026, 4 flights take off from Montreal Pierre Elliott Trudeau Intl Airport and land in San Francisco Bay Area each day. The most common flight departure time for this route is 5:00p.m., with 100% of daily flights taking off in the afternoon.

As of March 2026, there are 28 flights per week flying from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco Bay Area. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.