Cheap flights from San Francisco to Calgary from C$ 174

The cheapest month to fly to Calgary from San Francisco is in October. Flight prices, which tend to average around C$ 312, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Calgary from San Francisco during January instead. Flights to Calgary in January, while not as cheap as those in October, still average around C$ 356.

The cheapest day to depart on your flight to Calgary is on a Friday when prices can be found for as low as C$ 350. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 499.

Our data shows that the cheapest San Francisco to Calgary flights are usually those with departure times in the morning. Our users have found flights to Calgary in the morning for as low as C$ 380. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 424 on average. Flights to Calgary from San Francisco at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Calgary from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around C$ 421 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from San Francisco for as low as C$ 377 on momondo.

No. A direct flight is the cheapest option for a flight between San Francisco to Calgary.

As of May 2026, prices for San Francisco to Calgary flights are approximately 9% cheaper when compared to flights at the same time last year.

Delta and United Airlines are the most popular carriers operating from San Francisco to Calgary

WestJet, United Airlines and Air Canada are the top three most popular airlines that fly to Calgary from San Francisco according to our data. WestJet is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Calgary. Keep in mind that there are 4 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

As of May 2026, there are 7 flights per day flying from San Francisco to Calgary. The most common time of day flights depart is 8:00a.m., with 64% of flights taking off at noon.

As of May 2026, there are 50 flights per week flying from San Francisco to Calgary. The most common day of the week flights depart is Wed, with 18% of flights taking off on this day.