Cheap flights from Canada to San Francisco from $98

If you aren’t able to travel to San Francisco during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $332.

The cheapest day to depart from Canada to San Francisco is on a Thursday when prices can be found for as low as $491. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $689.

Our data shows that the cheapest Canada to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $426. Flights in the afternoon are often more expensive with an average ticket price of $931.

Fly from Calgary to San Francisco for the best Canada - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Canada for as low as $353 on momondo.

There are 4 cabin classes available to choose from on Canada 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, Air Canada, and Alaska Airlines are the most popular carriers operating from Canada to San Francisco

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to San Francisco from Canada according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 8 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between Canada and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 137 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 23% of their flights experiencing any sort of delay.

As of September 2026, 82 flights take off from Canada and land in San Francisco each day. The most common flight departure time for this route is 10:00AM, with 42% of daily flights taking off at noon.

The number of flights available between Canada and San Francisco is 578 per week as of September 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.