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Amazing United SEA to PHX Flight Deals

The cheapest flights to Sky Harbor Intl. found within the past 7 days were $146 round trip and $78 one way. Prices and availability subject to change. Additional terms may apply.

PHX From SEA Economy Coach Packages on Similar Airlines


FAQs about United Airlines Flights from SEA to PHX

What terminal is United Airlines at Sea-Tac Airport?

If you're traveling with United Airlines from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), you might be able to find out the terminal information when you receive your ticket. If not, check with your airline.

Are there United Airlines non-stop flights from SEA to PHX?

As you can't fly nonstop from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) with United Airlines, make the most of your stopover. Sit down to a few drinks at an airport bar, or stroll about the terminal and enjoy some retail therapy.

How long is an United Airlines flight from SEA to PHX?

Enjoy an in-flight snooze and start your vacation raring to go. You'll have time to do so when traveling with United Airlines between SEA and PHX, with the average flight lasting 4 hours and 47 minutes.

How many direct and indirect flights does United Airlines fly from SEA to PHX?

There are 3 flights daily with United Airlines from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.).

Flying Tips & Tricks How do I find my flight number?
  • Your travel itinerary contains important information for your upcoming adventure, including your flight number. Not too sure what it looks like? There's an IATA airline code at the start, which is usually a couple of letters and a digit. Following that are a few other numerals — your flight number.
How early can you check bags for a flight?
  • Heading to the airport early is a terrific way to ease the burden of traveling. Usually, you can check your suitcase three hours before an international flight and two hours before a domestic one.

United Flights from SEA to PHX

Travelocity is proud to offer some of the lowest fares on United flights from Seattle to Phoenix. With our low price guarantee and free 24 hour cancellation, you can book that flight to PHX with confidence today. Choose from some of the best days to fly with our flexible booking calendar and you’ll save even more money on your journey from SEA to PHX. Whether you’re on the way to a well-deserved vacation or just flying for business, take advantage of these airfare deals today and go and smell the roses!


*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.