Alaska Airlines flights from Seattle to San Francisco (SEA - SFO)

• Can I get a flight from Seattle to San Francisco on Alaska Airlines for under $200?

  Cheapflights currently has 35 SEA-SFO flights for under $200. Flights to San Francisco will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

• How do most travelers feel about Alaska Airlines?

  When planning your SEA-SFO trip, keep in mind that Alaska Airlines is typically rated 8.0/10. This rating comes from 10,932 reviews by Cheapflights users who have traveled with Alaska Airlines.

Currently, the most affordable month to book a Alaska Airlines flight from Seattle to San Francisco in September, with an average price of $268. Conversely, traveling with Alaska Airlines from Seattle to San Francisco in June will be the most expensive, with an average cost of $384. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).