Cheap flights from San Francisco to Canada from £84

The cheapest month to fly to Canada from San Francisco is in January. Flight prices, which tend to average around £291, are often lower during this time because this is during the off-season. If you aren’t able to travel to Canada during the month of January, then flying in June is also cheap. Prices for this month can be found on momondo for an average of £298.

On average, the least expensive day to fly to Canada from San Francisco is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £232. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £429. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

Our data shows that the cheapest San Francisco to Canada flights are usually those with departure times in the afternoon. Our users have found flights to Canada in the afternoon for as low as £226. In contrast, the most expensive time of day to depart to Canada is in the morning when prices are around £485.

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

You are more likely to see cheaper flights to Canada from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around £342 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from San Francisco for as low as £288 on momondo.

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

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from San Francisco to Canada

Air Canada, Flair Airlines and WestJet are the top three most popular airlines that fly to Canada from San Francisco according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when travelling to Canada. Keep in mind that there are 3 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between San Francisco and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

According to our data, Air Canada have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

54 flights are operational daily from San Francisco to Canada as of April 2026. The most popular departure time for this route is 08:00, with 54% of flights per day taking off at midday.

As of April 2026, 379 flights take off from San Francisco and land in Canada each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.