£59 Cheap Flights from Seattle (SEA) to Phoenix (PHX)

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Cheap Flights from Seattle (SEA) to Phoenix (PHX)

Prices were available within the past 7 days and start at £59 for one-way flights and £120 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Hawaiian Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
American Airlines
Alaska Airlines
Alaska Airlines
Delta
United

Frequently asked questions

How much is a flight from SEA to Phoenix Sky Harbour Airport?
If you’re travelling between Seattle - Tacoma Intl. Airport (SEA) and PHX, round-trip journeys start from £120. This price is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don’t let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Sky Harbour Intl. Airport (PHX)?
This can differ between airlines, as each has its own set of terms and conditions. Visit the Customer Service Portal, where there are simple instructions on how to cancel online.
How do I find cheap flights from Sea-Tac Airport to Phoenix Sky Harbour Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Seattle - Tacoma Intl. Airport (SEA) to Phoenix Sky Harbour Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Sea-Tac Airport to Phoenix Sky Harbour Intl. Airport?
With the average flight time between Sea-Tac Airport and Sky Harbour Intl. Airport (PHX) only 2 hours and 50 minutes, you’ll be exploring Phoenix in the blink of an eye.
How far is the flight from SEA to PHX?
Around 1,800 kilometres separates SeaTac and Phoenix, so pack something to help you fill in a couple of hours. That novel you haven’t finished will do the trick.
Which airlines fly direct from SEA to Sky Harbour Intl. Airport (PHX)?
With so many airlines to pick from, you’ll be able to find the perfect flight from Sea-Tac Airport to Phoenix Sky Harbour Airport in a few clicks. These are some of the top carriers with services between these airports:

  • Alaska Airlines - (AS) with 217 monthly flights
  • Delta Air Lines - (DL) with 121 monthly flights
  • American Airlines - (AA) with 95 monthly flights
  • Southwest Airlines - (WN) with 60 monthly flights

Are Seattle - Tacoma Intl. Airport (SEA) to Phoenix Sky Harbour Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes pick up a bargain, with some of the cheapest airfares from Sea-Tac Airport to Sky Harbour Intl. Airport (PHX) appearing a few weeks before the date of departure. If you’d rather book ahead, Expedia compares and updates the best flight deals continually — as early as a year in advance in some cases. It depends on the carrier though, as not every airline advertises prices so far in advance.
*Available to Expedia members.