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

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      Qatar Airways
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      Compare Seattle / Tacoma International to Phoenix Sky Harbor flight deals

      Find the cheapest month or even day of the year to fly to Phoenix Sky Harbor

      Book the best Phoenix Sky Harbor fare with no extra fees

      Flight deals from Seattle / Tacoma International to Phoenix Sky Harbor

      Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International Airport to Phoenix Sky Harbor Airport? If you want to travel next month, return fares start from $245. Find the lowest prices on one-way and return tickets right here.
      Phoenix.$234 per passenger.Departing Tue, 17 Nov, returning Wed, 18 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Tue, 17 Nov, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Wed, 18 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $234, select.
      Phoenix.$245 per passenger.Departing Sat, 19 Sep, returning Tue, 22 Sep.Return flight with Alaska Airlines and Frontier Airlines.Outbound indirect flight with Alaska Airlines, departs from Seattle / Tacoma International on Sat, 19 Sep, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Tue, 22 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $245, select.
      Phoenix.$245 per passenger.Departing Sat, 26 Sep, returning Sat, 3 Oct.Return flight with Alaska Airlines and Frontier Airlines.Outbound indirect flight with Alaska Airlines, departs from Seattle / Tacoma International on Sat, 26 Sep, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Sat, 3 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $245, select.
      Phoenix.$247 per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Alaska Airlines and Frontier Airlines.Outbound indirect flight with Alaska Airlines, departs from Seattle / Tacoma International on Wed, 7 Oct, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Wed, 14 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $247, select.
      Phoenix.$248 per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Alaska Airlines and Frontier Airlines.Outbound indirect flight with Alaska Airlines, departs from Seattle / Tacoma International on Tue, 27 Oct, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Tue, 3 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $248, select.
      Phoenix.$320 per passenger.Departing Thu, 3 Dec, returning Tue, 8 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Thu, 3 Dec, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Tue, 8 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $320, select.
      Phoenix.$323 per passenger.Departing Wed, 18 Nov, returning Wed, 2 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Wed, 18 Nov, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Wed, 2 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $323, select.
      Phoenix.$348 per passenger.Departing Thu, 1 Oct, returning Thu, 1 Oct.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 1 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Thu, 1 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $348, select.
      Phoenix.$349 per passenger.Departing Wed, 16 Sep, returning Wed, 16 Sep.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 16 Sep, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Wed, 16 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $349, select.
      Phoenix.$349 per passenger.Departing Thu, 3 Dec, returning Thu, 3 Dec.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 3 Dec, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Thu, 3 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $349, select.
      Phoenix.$356 per passenger.Departing Mon, 2 Nov, returning Tue, 3 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Mon, 2 Nov, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Tue, 3 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.
      Phoenix.$356 per passenger.Departing Tue, 22 Sep, returning Sat, 3 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Tue, 22 Sep, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Sat, 3 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.
      Phoenix.$356 per passenger.Departing Wed, 17 Feb, returning Wed, 24 Feb.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 17 Feb, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Wed, 24 Feb, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.
      Phoenix.$356 per passenger.Departing Wed, 3 Mar, returning Wed, 3 Mar.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 3 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Wed, 3 Mar, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.
      Phoenix.$356 per passenger.Departing Mon, 26 Oct, returning Tue, 3 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Seattle / Tacoma International on Mon, 26 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Tue, 3 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.
      Phoenix.$356 per passenger.Departing Wed, 18 Nov, returning Wed, 2 Dec.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 18 Nov, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Wed, 2 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $356, select.

      Find the cheapest month to fly from Seattle / Tacoma International to Phoenix Sky Harbor

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Phoenix Sky Harbor flights are currently cheapest in November.
      Aug
      from $474
      Sep
      from $245
      Oct
      from $247
      Nov
      from $234
      Dec
      from $320
      Jan
      from $357
      Feb
      from $356
      Mar
      from $356
      Apr
      from $452
      May
      from $429
      Jun
      Find prices
      Jul
      Find prices

      Direct flights from Seattle / Tacoma International to Phoenix Sky Harbor

      Air France
      Alaska Airlines
      American Airlines
      Condor
      Delta
      Finnair
      Icelandair
      KLM
      Korean Air
      Qatar Airways
      Southwest Airlines
      STARLUX Airlines
      Virgin Atlantic
      WestJet

      Seattle / Tacoma International to Phoenix Sky Harbor: Alternative routes

      Compare routes from Seattle / Tacoma International to Phoenix below. You may find an airport to fly into that's cheaper, faster, or easier than Phoenix Sky Harbor.

      Phoenix Sky Harbor

      6km from central Phoenix
      ClosestCheapest
      from $234
      Search flights

      Phoenix Scottsdale Municipal

      24km from central Phoenix
      Search flights

      Phoenix-Deer Valley

      27km from central Phoenix
      Search flights

      Phoenix-Mesa Gateway

      42km from central Phoenix
      from $478
      Search flights

      Seattle to Phoenix: Flight information

      The things to know before you go.
      Cheapest flight found$234
      Cheapest month to flyNovember
      Average flight time2 hrs, 59 mins
      Most popular airlineQatar Airways
      Average flights per week349

      Finding cheap flights from Seattle / Tacoma International to Phoenix Sky Harbor: Frequently asked questions

      The best price we found for a return flight from Seattle / Tacoma International to Phoenix Sky Harbor is $234. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 59 minutes is the average flight time from Seattle / Tacoma International to Phoenix Sky Harbor.
      Qatar Airways, Alaska Airlines and American Airlines fly direct from Seattle / Tacoma International to Phoenix Sky Harbor.
      As of August 2026, there are 349 flights per week flying from Seattle / Tacoma International to Phoenix Sky Harbor.
      The cheapest month to fly from Seattle / Tacoma International to Phoenix Sky Harbor is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Phoenix Sky Harbor Airport on Tuesday, 17 November 2026.
      Yes – the average flight time is 2 hours and 59 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix Sky Harbor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines and Delta offer the cheapest flight tickets to Phoenix Sky Harbor.

      Flying from Seattle / Tacoma International Airport (SEA) to Phoenix Sky Harbour Airport (PHX): what you need to know

      • The average length of a direct flight from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport is 3 hours.

      • Phoenix's timezone is UTC-7, making Phoenix one hour ahead of Seattle.

      • Every week, there are 124 Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport flights. If you prefer to take off early, pick the 05:00 Southwest Airlines flight. If you'd rather make the most of your time before you fly, the latest flight is at 21:42 with Frontier Airlines.

      • Arrive at the airport on time so you don't miss your SEA to PHX flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

      • You can expect bigger queues in popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures will give you ample time for security and boarding.

      • You'll find plenty of airlines that offer direct flights from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport. Travel nonstop to Phoenix with these top carriers and discover this incredible part of the United States:

      • Alaska Airlines is the airline with the highest passenger demand for this route.

      • American Airlines ranks as the top on-time carrier for SEA to PHX flights, with 81.99% of its services arriving on schedule.

      • If you'd like to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport. These are the most popular stopovers between SEA and PHX:

        • Portland Airport

        • Sacramento International Airport

        • Boise Airport

      How to find the cheapest flights from Seattle / Tacoma International Airport (SEA) to Phoenix Sky Harbour Airport (PHX)

      • $111 is the lowest price for a one-way Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport flight. A return flight starts at $234. These fares may change depending on demand and availability.

      • Don't leave everything to the last minute. You're more likely to get cheap tickets from SEA to PHX if you book early. Airlines often have some great early bird deals.

      • The cheapest month for flights from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport is May. Use the 'Whole month' tool to see the lowest prices if you have a flexible travel schedule.

      • Landing cheap flights from SEA to PHX is a cinch with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when fares go down.

      • Secure the right flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and number of stops.

      Handy information about Seattle / Tacoma International Airport (SEA)

      • Seattle / Tacoma International Airport maintains a strong on-time performance, reducing the likelihood of delays. Departures from SEA touch down on schedule 80% of the time.

      • Seattle / Tacoma International Airport is around 23 kilometres from central Seattle. If you're driving, ride-sharing or catching a taxi from the centre, it'll take you 25 minutes or so to arrive, depending on the traffic.

      • You can expect a trip time of about 35 minutes on public transport.

      • Get your journey off to a stress-free start by staying near SEA. Whether you're catching an early flight from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport or just don't want to be rushed, these hotels are perfect:

      Arriving at Phoenix Sky Harbour Airport (PHX)

      Getting from Phoenix Sky Harbour Airport (PHX) to central Phoenix

      • The street address for PHX is 3400 Sky Harbour Boulevard.

      • Phoenix Sky Harbour Airport to central Phoenix has a drive time of around 10 minutes. It's approximately 5 kilometres away.

      • It typically takes 25 minutes if you're using public transport.

      When to fly to Phoenix Sky Harbour Airport (PHX)

      • April is the most popular month for flights from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport. For a quieter experience, head to Phoenix in March.

      • Lock in your flight from Seattle / Tacoma International Airport to Phoenix Sky Harbour Airport for July if you'd like to explore Phoenix during its warmest month. Expect temperatures of between 27ºC (81ºF) and 45ºC (113ºF).

      • If you want to travel in cooler conditions, look for a cheap ticket from SEA to PHX in January. Average temperatures are between 4ºC (39ºF) and 21ºC (70ºF) then.

      Explore more of the United States

      • San Diego is just one of the many cities in the United States waiting to be explored once you've seen Phoenix. Around 483 kilometres away to the west, popular attractions include San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

      • If you're ready to explore another side of the United States, consider Las Vegas, about 418 kilometres north-west of Phoenix. Ciudad del Pecado o Las Vegas, Las Vegas Strip and Fountains of Bellagio are key highlights.

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      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.