$90 Cheap Flights from Portland (PDX) to Phoenix (PHX)

View $90 flight on Wed, Aug 20, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Phoenix Sky Harbor Intl. Airport (PHX)

Cheap Flights from Portland to Phoenix (PDX-PHX)

Prices were available within the past 7 days and start at $90 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Sep 5 - Mon, Sep 8
PDX
Portland
PHX
Phoenix
$140 Roundtrip, found 9 hours ago
$140
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Portland to Phoenix, returning Mon, Sep 8, priced at $140 found 9 hours ago
Frontier Airlines
Fri, Aug 29 - Wed, Sep 3
PDX
Portland
PHX
Phoenix
$149 Roundtrip, found 10 hours ago
$149
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Fri, Aug 29 from Portland to Phoenix, returning Wed, Sep 3, priced at $149 found 10 hours ago
Frontier Airlines
Sun, Sep 7 - Mon, Sep 8
PDX
Portland
PHX
Phoenix
$159 Roundtrip, found 22 hours ago
$159
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Sun, Sep 7 from Portland to Phoenix, returning Mon, Sep 8, priced at $159 found 22 hours ago
Frontier Airlines
Fri, Sep 5 - Mon, Sep 8
PDX
Portland
PHX
Phoenix
$163 Roundtrip, found 9 hours ago
$163
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Portland to Phoenix, returning Mon, Sep 8, priced at $163 found 9 hours ago
Frontier Airlines
Fri, Oct 10 - Tue, Oct 14
PDX
Portland
PHX
Phoenix
$168 Roundtrip, found 15 hours ago
$168
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Oct 10 from Portland to Phoenix, returning Tue, Oct 14, priced at $168 found 15 hours ago
Frontier Airlines
Mon, Aug 11 - Mon, Aug 18
PDX
Portland
PHX
Phoenix
$169 Roundtrip, found 2 hours ago
$169
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Aug 11 from Portland to Phoenix, returning Mon, Aug 18, priced at $169 found 2 hours ago
Southwest Airlines
Thu, Oct 23 - Thu, Oct 30
PDX
Portland
PHX
Phoenix
$179 Roundtrip, just found
$179
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Oct 23 from Portland to Phoenix, returning Thu, Oct 30, priced at $179 just found
American Airlines
Tue, Aug 19 - Sat, Aug 23
PDX
Portland
PHX
Phoenix
$179 Roundtrip, just found
$179
Roundtrip
just found
Select American Airlines flight, departing Tue, Aug 19 from Portland to Phoenix, returning Sat, Aug 23, priced at $179 just found
Alaska Airlines
Fri, Aug 15 - Mon, Aug 18
PDX
Portland
PHX
Phoenix
$183 Roundtrip, just found
$183
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Aug 15 from Portland to Phoenix, returning Mon, Aug 18, priced at $183 just found
Delta
Mon, Aug 11 - Sat, Aug 16
PDX
Portland
PHX
Phoenix
$199 Roundtrip, just found
$199
Roundtrip
just found
Select Delta flight, departing Mon, Aug 11 from Portland to Phoenix, returning Sat, Aug 16, priced at $199 just found

Find the cheapest month to fly from Portland (PDX) to Phoenix (PHX)

September is typically the cheapest month to fly

From $58 - $147 per traveler.

Graph displaying average flight prices per month

Flights from Portland (PDX) to Phoenix (PHX)
Origin airport
Portland Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$99
Distance
1009 mi
Average flight time
2 hours 38 mins

Portland to Phoenix Flights

The cheapest times to fly from Portland to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Phoenix are during the month of September. You can find some of the cheapest flights from Portland to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Phoenix

Sunday is one of the best days to book for cheap flights from Portland to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $90 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX) cost?
You can pick up cheap return flights starting at $140 from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving PDX on August 4 2025 and touching down at PHX. The price was last updated on July 8 2025 and has not changed since.
What is the cheapest month to fly from PDX to PHX?
The cheapest flights from PDX to PHX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
Avoid the detours and travel nonstop to Sky Harbor Intl. Airport (PHX) from Portland Intl. Airport (PDX) with 4 carriers, including:

  • Alaska Airlines
  • American Airlines
  • Southwest Airlines

What is the cheapest airline that flies from PDX to PHX?
Currently, the cheapest carrier operating one-way flights from PDX to PHX is Frontier Airlines. You can book a seat on this route from $66. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PDX on July 25 2025. Prices were last updated on July 8 2025 and have not changed since.
How many flights per day from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
Every day on average, 10 direct flights operate from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX). Choose the departure time that best suits your travel plans.
What are the most popular departure times for flights from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
More people fly between PDX and PHX at 5 AM than at any other time of day. Prefer a quieter experience? Try choosing a quieter departure window and you could save on your ticket as well.
What day of the week has the most flights from PDX to PHX?
Thursday has the most flights from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX). Consider leaving on this day and you'll have the best chance of finding a schedule that works for you.
What is the earliest flight from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
The first flight of the day leaving from Portland Intl. Airport (PDX) is at around 5:00AM UTC-8. Board this plane and you'll reach Sky Harbor Intl. Airport (PHX) at approximately 8:43AM UTC-7. The total time in the air is 2h 43m.
How long does it take to fly from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
The average flight duration from PDX to PHX is 2 hours and 36 minutes, covering a distance of 1,000 mi.
What airline has the least delays from PDX to PHX?
With 86% of flights usually arriving as scheduled, Alaska Airlines has the best on-time performance for nonstop flights from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX). To keep track of your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
To avoid potential delays on the Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phoenix from Portland Intl. Airport (PDX)?
If you're flying on a direct flight from Portland Intl. Airport (PDX) to Phoenix, Sky Harbor Intl. Airport (PHX) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX) last-minute?
Booking your flight from PDX to PHX just before your journey is generally more expensive. However, if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a PDX to PHX flight and hotel package?
Booking a PDX to PHX flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Sky Harbor Intl. Airport (PHX)?
It's usually possible to reschedule or cancel your PDX to PHX flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.