Cheap flights from Portland to Los Angeles from C$ 162

The month of January is, on average, the cheapest month to fly to Los Angeles from Portland, with most prices found around C$ 295. If you’re not able to fly to Los Angeles in January, then December is your next best option. Flight prices from Portland to Los Angeles during December average around C$ 330.

According to our data, Thursday is the cheapest day to fly to Los Angeles from Portland. The lowest ticket price found for a Thursday departure recently was C$ 652. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Los Angeles is Friday, with ticket prices averaging around C$ 1,101.

In the afternoon is the cheapest time of day to fly from Portland to Los Angeles when you can find flight prices for as low as C$ 571. Flying to Los Angeles in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around C$ 1,103. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 C$ 376 when searching weeks out. 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 C$ 308 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 8% 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 132 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.

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

According to our data, Alaska Airlines has had the least delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

The number of flights available between Portland and Los Angeles is 43 per day as of October 2026. The most frequent departure time is 6:00a.m., with 48% of daily flights leaving at noon.

The number of flights available between Portland and Los Angeles is 306 per week as of October 2026. The most frequent departure day is Thu, with 21% of weekly flights leaving on this day.