Cheap flight from Phoenix to Seattle from $30

Frequently Asked Questions

• Which airlines offer direct flights from Phoenix to Seattle?

  At the moment, you can catch a nonstop flight from Phoenix to Seattle with the following airlines, including: Alaska Airlines Delta Air Lines Frontier Airlines Hawaiian Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Phoenix (PHX) to Seattle (SEA) and what is the distance?

  It takes around 3 hours 10 minutes to fly from Phoenix (PHX) to Seattle (SEA).

• When is the best time to book flights from Phoenix to Seattle?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Phoenix to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Phoenix to Seattle?

  Based on Trip.com data in the past 4 weeks, there is 82 flight per week flying from Phoenix to Seattle. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS605 (06:17) American Airlines: S/M/T/W/T/F/S -- AA5004 (08:50)

• When are flight tickets from Phoenix (PHX) to Seattle (SEA) the cheapest?

  The cheapest months to fly from Phoenix to Seattle is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Phoenix to Seattle on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Phoenix to Seattle on November 21, 2025 with Frontier Airlines, with prices starting at $28.

• Which airports can I fly to for Seattle from Phoenix?

  You can land at any one of the following hubs in Seattle, with Phoenix Sky Harbor International Airport to Seattle–Tacoma International Airport (PHX-SEA) is by far the most common option on this route: Seattle–Tacoma International Airport (SEA) King County (Boeing Field) International Airport (BFI) Kenmore Air - Lake Union (LKE).

• Is there any time difference between Phoenix and Seattle?

  The time difference between Seattle and Phoenix is 1h.

• How do I change or cancel my ticket from Phoenix to Seattle?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.