Cheap flights from Los Angeles to Portland from $102

The cheapest month to fly to Portland from Los Angeles is in September. Flight prices, which tend to average around $197, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until January to fly from Los Angeles, when ticket prices are also cheap, with an average price of $197.

The cheapest day to depart on your flight to Portland is on a Saturday when prices can be found for as low as $220. 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 Tuesday, with ticket prices averaging around $268.

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $234. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $279 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 $229 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 $192 on momondo.

Frontier and American Airlines 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 45% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 9 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% 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 132 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. Saturday 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 9% of their flights experiencing any sort of delay.

43 flights are operational daily from Los Angeles to Portland as of May 2026. The most popular departure time for this route is 2:00PM, with 38% of flights per day taking off in the evening.

As of May 2026, 301 flights take off from Los Angeles and land in Portland each week. The most common flight departure day for this route is Thu, with 21% of weekly flights taking off on this day.