$115 Cheap WestJet flights Calgary (YYC) to San Francisco (SFO)

Finding cheap one-way WestJet flights from YYC to SFO from $115 on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $182 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for return or one-way flights to San Francisco in February or April. You could find lower fares with WestJet during these off-season months.

To grab affordable flights from YYC to SFO with WestJet, begin searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

WestJet operates direct flights from Calgary Intl. Airport (YYC) to San Francisco Intl. Airport (SFO), with 3 weekly departures. Simply select the “Nonstop” and “Airline” filters while searching on Expedia to show all direct WestJet flights to SFO.

It takes around 3h 6m to fly nonstop from Calgary Intl. Airport (YYC) to San Francisco Intl. Airport (SFO) with WestJet.

The earliest WestJet flight from YYC to SFO departs at 11:00AM UTC-7, touching down at 1:06PM UTC-8. If you prefer to jet off later, the last WestJet flight leaves YYC at 11:00AM UTC-7 and touches down at SFO at 1:06PM UTC-8. Flying early is generally a wise choice as morning flights are least likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

WestJet flights from Calgary Intl. Airport (YYC) to San Francisco land at San Francisco Intl. Airport (SFO). This is the main entry point to this city.

Taking off from YYC to SFO with WestJet comes with a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s on top of the WestJet Rewards points you can earn with WestJet.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be seated on a Boeing 737-700 or a Boeing 737 MAX 8 when flying WestJet from Calgary Intl. Airport (YYC) to San Francisco Intl. Airport (SFO). However, keep in mind that a different plane could be assigned to your route depending on operational factors.

Changes are generally free within 24 hours of booking, but your airline may charge a fee after that time. For more details about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional charges, apply the “Changes included” or “No cancel fee” filter when planning your next trip.