$145 Cheap WestJet flights San Francisco (SFO) to Prince George (YXS)

Apply the "Price (lowest to highest)" filter on Expedia to look for cheap WestJet round-trip flights from $311 from SFO to YXS. Affordable one-way fares from $145 are also available.**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.

Landing the best WestJet deals from SFO to YXS often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is often the most expensive day to book.* It's smart to kick off your flight search about one month before you want to travel.*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.

Search WestJet's earliest flights from SFO to YXS by using the "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures also have a 20% less chance of being canceled.**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.

Offering top-tier customer service and an excellent in-flight experience, WestJet is a top choice for many passengers flying from SFO to YXS. Plus, if you're a WestJet Rewards and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.