Cheap Flights from Calgary to San Francisco from AU$ 147

Flight FAQs

• Which airlines offer the cheapest flights from Calgary (YYC) to San Francisco (SFO)?

  Based on Trip.com data, WestJet offers one-way fares as low as AU$ 147 on Cheapest nonstop routes (e.g. YYC to SFO on Tue, Apr 7), while Air Canada offers Cheapest nonstop round-trips from AU$ 233 departing on Mon, Apr 20 and returning on Wed, Apr 22.

• Which airlines offer direct flights from Calgary to San Francisco?

  At the moment, you can catch a direct flight from Calgary to San Francisco with the following airlines, including: United Airlines WestJet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flights from Calgary (YYC) to San Francisco (SFO)?

  It takes about 3 hours 4 minutes to fly from Calgary (YYC) to San Francisco (SFO).

• When is the best time to book flights from Calgary to San Francisco?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Calgary to San Francisco is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Calgary to San Francisco?

  Based on Trip.com data in the past 4 weeks, there is 12 flight per week flying from Calgary to San Francisco. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2409 (15:43)

• How can I find the best deals on flights from Calgary to San Francisco?

  To find best deals on flights from Calgary to San Francisco, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Apr 7, with one-way flights priced at just AU$ 147.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is WestJet.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for San Francisco travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Calgary to San Francisco to get the best price?

  The cheapest months to fly from Calgary to San Francisco is November, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Calgary to San Francisco?

  After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Calgary to San Francisco on March 24, 2026 with WestJet, with prices starting at AU$ 152.

• Which airports can I fly through when travelling to San Francisco from Calgary?

  You can land at any one of the following hubs in San Francisco, with Calgary International Airport to San Francisco International Airport (YYC-SFO) is by far the most common option on this route: San Francisco International Airport (SFO).

• What is the time difference between Calgary and San Francisco?

  The time difference between San Francisco and Calgary is 1h.

• How can I change or cancel my flight ticket from Calgary to San Francisco?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.