Cheap flights from Washington to San Jose from $76

The month of October is, on average, the cheapest month to fly to San Jose, California from State of Washington, with most prices found around $207. If you are unable to visit San Jose, California during the month of October, then departing from State of Washington during the month September is also very affordable. Most momondo users find prices during this month for around $217.

On average, the least expensive day to fly to San Jose, California from State of Washington is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $234. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from State of Washington to San Jose, California for around $390.

The cheapest time of day to fly to San Jose, California is in the morning when flights can be purchased for as low as $258. At noon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $274 per ticket.

Fly from Seattle/Tacoma Intl to San Jose for the best Washington - San Jose flight prices

You are more likely to see cheaper flights to San Jose, California from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $261 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from State of Washington for as low as $184 on momondo.

There are 4 cabin classes available to choose from on Washington to San Jose flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, Alaska Airlines, and Southwest are the most popular carriers operating from Washington to San Jose

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Jose, California from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 8 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

The number of flights available between State of Washington and San Jose, California is 35 per day as of April 2026. The most frequent departure time is 3:00PM, with 51% of daily flights leaving in the afternoon.

The number of flights available between State of Washington and San Jose, California is 248 per week as of April 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.