Cheap flights from Portland to Los Angeles from $113

The month of September is another great option to travel to Los Angeles, with average flight prices from Portland averaging around $266.

According to our data, Monday is the cheapest day to fly to Los Angeles from Portland. The lowest ticket price found for a Monday departure recently was $321. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,574. These prices are subject to change though, so be sure to set up a Price Alert for flights to Los Angeles.

Flying to Los Angeles from Portland in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,439 when looking at flights departing in the morning. Flights to Los Angeles are more costly in the afternoon, with an average ticket price of $1,574. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Portland to Los Angeles for the best Portland - Los Angeles flight prices

You are more likely to see cheaper flights to Los Angeles from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $295 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Portland for as low as $255 on momondo.

There are 2 cabin classes available to choose from on Portland to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 7% of flights between Portland and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, SkyWest Airlines have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

54 flights are operational daily from Portland to Los Angeles as of February 2026. The most popular departure time for this route is 10:00, with 50% of flights per day taking off at midday.

As of February 2026, 383 flights take off from Portland and land in Los Angeles each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.