Cheap flights from Los Angeles to Portland from $111

The cheapest month to fly to Portland from Los Angeles is in January. Flight prices, which tend to average around $198, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until February to fly from Los Angeles, when ticket prices are also cheap, with an average price of $223.

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $270. 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 Sunday, with ticket prices averaging around $309.

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $283. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $313 per ticket.

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

You are more likely to see cheaper flights to Portland from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $266 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Los Angeles for as low as $221 on momondo.

There are 4 cabin classes available to choose from on Los Angeles 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 and Delta are the most popular carriers operating from Los Angeles to Portland

Alaska Airlines, Frontier and Delta are the top three most popular airlines that fly to Portland from Los Angeles according to our data. Alaska Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Los Angeles and Portland have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

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

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

According to our data, Alaska Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

45 flights are operational daily from Los Angeles to Portland as of October 2026. The most popular departure time for this route is 8:00PM, with 46% of flights per day taking off in the evening.

As of October 2026, 318 flights take off from Los Angeles and land in Portland each week. The most common flight departure day for this route is Mon, with 21% of weekly flights taking off on this day.