Cheap flights from California to Portland from $48

The cheapest month to fly to Portland from California is in May. Flight prices, which tend to average around $190, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in May, then you should wait until January to fly from California, when ticket prices are also cheap, with an average price of $197.

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $208. 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 Wednesday, with ticket prices averaging around $247.

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $221. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $263 per ticket.

Fly from San Francisco to Portland for the best California - Portland flight prices

You are more likely to see cheaper flights to Portland from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from California for as low as $181 on momondo.

There are 4 cabin classes available to choose from on 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, Frontier, and Delta are the most popular carriers operating from California to Portland

Alaska Airlines, Frontier and Hawaiian Airlines are the top three most popular airlines that fly to Portland from California according to our data. Alaska Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 9 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

136 flights are operational daily from California to Portland as of February 2026. The most popular departure time for this route is 2:00PM, with 38% of flights per day taking off in the afternoon.

As of February 2026, there are 957 flights per week flying from California to Portland. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.