Search flights from Phoenix (PHX) to Seattle (SEA)

Book your plane tickets from Phoenix to Seattle with ease

Cheapest flights to Seattle

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Phoenix to Seattle: things to know

The most popular route is from Phoenix Sky Harbor International Airport in Phoenix to Sea-Tac Airport in Seattle. On average this flight takes 3 hours 12 minutes one-way and costs $435 round-trip.

Most popular route
Phoenix Sky Harbor International Airport (PHX) to Sea-Tac Airport (SEA)
Average flight time
3 hours 12 minutes
Average round-trip price
$435
Fly from Phoenix to Seattle
7 airlines

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Airlines that fly from Phoenix to Seattle

Airline options may vary according to recently booked flights and your search terms

  • Alaska Airlines
  • Frontier Airlines
  • American Airlines
  • Hawaiian Airlines
  • Spirit Airlines
  • United Airlines
  • Southwest Airlines

Frequently asked questions

Fly to more destinations from Phoenix

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Flights to Sea-Tac Airport

Jet into this airport to explore Seattle at your leisure. Compare flights, fares, and airlines – all in one place.

Flights to Snohomish County Airport

Jet into this airport to explore Seattle at your leisure.

Hotels in Seattle

A popular choice with visitors to the United States.

Flights to Washington State

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