$59 Cheap Alaska Airlines flights Seattle (SEA) to Phoenix (PHX)

View $59 flight on Mon, Jan 19, 2026Opens in a new window

Today's featured flight deals from Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

$59 Cheap Alaska Airlines flights Seattle (SEA) to Phoenix (PHX)

Prices were available within the past 7 days and start at $59 for one-way flights and $107 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Jan 10 - Sun, Jan 18
SEA
Seattle
PHX
Phoenix
$107 Roundtrip, just found
$107
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Jan 10 from Seattle to Phoenix, returning Sun, Jan 18, priced at $107 just found

Find the cheapest month to fly from Seattle (SEA) to Phoenix (PHX)

February is typically the cheapest month to fly

From $48 - $142 per traveler.

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $176
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $176
Flights from Seattle (SEA) to Phoenix (PHX)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
1106 mi
Average flight time
3 hours 48 mins

Frequently asked questions

How much is an Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap Alaska Airlines round-trip flights from $107 from SEA to PHX. Affordable one-way fares from $59 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to PHX with Alaska Airlines?
Alaska Airlines flights to Phoenix are usually cheaper in the low-season months of July and August. Whether you're searching for a one-way or round-trip ticket, you could find a better deal then.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) with Alaska Airlines?
Begin your search one to three months before your departure to get cheaper fares on Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Alaska Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Yes, you can travel from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) on one of Alaska Airlines's 61 weekly direct flights. Use Expedia's "Nonstop" and "Airline" filters to find the Alaska Airlines flight that'll get you to PHX at your preferred time.
How long does it take to fly from SEA to PHX with Alaska Airlines?
Take off from Seattle - Tacoma Intl. Airport (SEA) for Sky Harbor Intl. Airport (PHX) on a direct Alaska Airlines flight, and you'll be in the skies for about 2h 52m.
Which day of the week has the most Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Alaska Airlines operates the most flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) on Sunday. With up to 10 daily departures, you'll get the most flexibility on this day.
What is the earliest Alaska Airlines flight from SEA to PHX?
Departing SEA at 6:00AM UTC-8, the earliest Alaska Airlines flight to PHX arrives at 9:49AM UTC-7. Flying earlier in the day means you're less likely to experience cancellations.* After something later? The last Alaska Airlines flight from SEA to PHX departs at 8:10PM UTC-8 and touches down at 11:59PM UTC-7.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Alaska Airlines fly into in Phoenix?
Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Phoenix arrive at Sky Harbor Intl. Airport (PHX). This is the main entry point to this destination.
Why fly with Alaska Airlines from SEA to PHX?
Alaska Airlines makes traveling from SEA to PHX more comfortable with an excellent in-flight experience and top-tier customer service. You even have the chance to collect points with Mileage Plan. Make sure you sign up to Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Alaska Airlines fly from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
For the Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) route, Alaska Airlines typically flies Boeing 737 MAX 9 and Boeing 737-900 planes. Keep in mind that last-minute changes are possible for operational reasons, meaning your flight could be on another aircraft.
Can I change or cancel my Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Changes are usually free within 24 hours of making a booking, but your airline may charge you after that time. For more details about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you want the freedom to make changes without additional charges, tick the "No cancel fee" or "Changes included" filter when organizing your next getaway.

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