Cheap flights from San Jose, California to Portland from $78

The cheapest month to fly to Portland from San Jose, California is in January. Flight prices, which tend to average around $167, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until October to fly from San Jose, California, when ticket prices are also cheap, with an average price of $265.

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $298. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $458.

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $305. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $380 per ticket.

Fly from San Jose to Portland for the best San Jose - Portland flight prices

You are more likely to see cheaper flights to Portland from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from San Jose, California for as low as $195 on momondo.

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

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

Alaska Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Portland from San Jose, California according to our data. Alaska Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 7 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

As of November 2026, 2 flights take off from San Jose, California and land in Portland each day. The most common flight departure time for this route is 11:00AM, with 57% of daily flights taking off at noon.

As of November 2026, there are 19 flights per week flying from San Jose, California to Portland. The most common day of the week flights depart is Wed, with 37% of flights taking off on this day.