Cheap flights from Portland to Phoenix from $115

If you are unable to visit Phoenix during the month of September, then departing from Portland during the month January is also very affordable. Most momondo users find prices during this month for around $269.

On average, the least expensive day to fly to Phoenix from Portland is on a Saturday. momondo users have found tickets for Saturday departures for as low as $322. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $379.

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $280. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $355 per ticket.

Fly from Portland to Phoenix-Mesa Gateway for the best Portland - Phoenix flight prices

You are more likely to see cheaper flights to Phoenix from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $308 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Portland for as low as $257 on momondo.

There are 4 cabin classes available to choose from on Portland to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, Southwest, and Alaska Airlines are the most popular carriers operating from Portland to Phoenix

Alaska Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Phoenix from Portland according to our data. Alaska Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Phoenix. Keep in mind that there are 9 different airlines that fly to Phoenix on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Portland and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

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

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday 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 10% of their flights experiencing any sort of delay.

As of August 2026, there are 4 flights per day flying from Portland to Phoenix. The most common time of day flights depart is 3:00PM, with 57% of flights taking off in the afternoon.

The number of flights available between Portland and Phoenix is 29 per week as of August 2026. The most frequent departure day is Mon, with 41% of weekly flights leaving on this day.