Cheap flights from Portland to Los Angeles from C$ 145

The month of September is, on average, the cheapest month to fly to Los Angeles from Portland, with most prices found around C$ 280. If you’re not able to fly to Los Angeles in September, then January is your next best option. Flight prices from Portland to Los Angeles during January average around C$ 281.

According to our data, Saturday is the cheapest day to fly to Los Angeles from Portland. The lowest ticket price found for a Saturday departure recently was C$ 378. 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$ 1,098.

In the morning is the cheapest time of day to fly from Portland to Los Angeles when you can find flight prices for as low as C$ 380. Flying to Los Angeles in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around C$ 1,000. 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$ 343 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$ 294 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.

You could potentially save up to 44% on your flight if you consider stops on a Portland to Los Angeles flight.

As of July 2026, prices for Portland to Los Angeles flights are approximately 44% more expensive when compared to flights at the same time last year.

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 138 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 52 per day as of July 2026. The most frequent departure time is 7:00a.m., with 63% of daily flights leaving at noon.

The number of flights available between Portland and Los Angeles is 368 per week as of July 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.