Cheap flights from Quebec to San Francisco from $192

If you aren’t able to travel to San Francisco during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $397.

The cheapest day to depart from Quebec to San Francisco is on a Friday when prices can be found for as low as $526. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $882.

Our data shows that the cheapest Quebec to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $471. Flights in the afternoon are often more expensive with an average ticket price of $800.

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

You are more likely to see cheaper flights to San Francisco from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Quebec for as low as $356 on momondo.

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

WestJet, Porter Airlines, and United Airlines are the most popular carriers operating from Quebec to San Francisco

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to San Francisco from Quebec according to our data. Air Canada is the first choice among our users, with 71% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 3 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

The number of flights available between Quebec and San Francisco is 2 per day as of March 2026. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

The number of flights available between Quebec and San Francisco is 16 per week as of March 2026. The most frequent departure day is Wed, with 25% of weekly flights leaving on this day.