Cheap flights from San Diego to Oregon from $66

The month of January is, on average, the cheapest month to fly to Oregon from San Diego, with most prices found around $247. The month of April is another great option to travel to Oregon, with average flight prices from San Diego averaging around $251.

On average, the least expensive day to fly to Oregon from San Diego is on a Friday. momondo users have found tickets for Friday departures for as low as $290. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Monday, with ticket prices averaging around $383.

According to our data, the cheapest time of day to fly to Oregon is in the afternoon. momondo users have found flights departing from San Diego to Oregon in the afternoon for as low as $284. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly in the morning, with an average ticket price of $320. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from San Diego to Portland for the best San Diego - Oregon flight prices

You are more likely to see cheaper flights to Oregon from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $282 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from San Diego for as low as $189 on momondo.

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

Southwest, Alaska Airlines, and United Airlines are the most popular carriers operating from San Diego to Oregon

Alaska Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Oregon from San Diego according to our data. Alaska Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 9 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

As of August 2026, 15 flights take off from San Diego and land in Oregon each day. The most common flight departure time for this route is 7:00PM, with 47% of daily flights taking off at noon.

105 flights are operational weekly from San Diego to Oregon as of August 2026. The most popular departure day for this route is Sun, with 24% of flights per week taking off on this day.