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Cheap Flights from Seattle (SEAA) to Phoenix Sky Harbor (PHX)

Compare Seattle to Phoenix Sky Harbor flight deals

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

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Flight deals from Seattle to Phoenix Sky Harbor Airport

Looking for a cheap last-minute deal or the best return flight from Seattle to Phoenix Sky Harbor Airport? If you want to travel next month, return fares start from £77. Find the lowest prices on one-way and return tickets right here.
Phoenix.£77 per passenger.Departing Mon, 13 Apr, returning Wed, 22 Apr.Return flight with Frontier Airlines and Alaska Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Mon, 13 Apr, arriving in Phoenix Sky Harbor.Inbound direct flight with Alaska Airlines departs from Phoenix Sky Harbor on Wed, 22 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £77, select.
Phoenix.£87 per passenger.Departing Mon, 27 Apr, returning Tue, 5 May.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Mon, 27 Apr, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Tue, 5 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £87, select.
Phoenix.£88 per passenger.Departing Mon, 30 Mar, returning Mon, 6 Apr.Return flight with Frontier Airlines and Hawaiian Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Mon, 30 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Hawaiian Airlines departs from Phoenix Sky Harbor on Mon, 6 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £88, select.
Phoenix.£98 per passenger.Departing Sat, 9 May, returning Tue, 12 May.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Sat, 9 May, arriving in Phoenix Sky Harbor.Inbound direct flight with Alaska Airlines departs from Phoenix Sky Harbor on Tue, 12 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £98, select.
Phoenix.£110 per passenger.Departing Fri, 27 Mar, returning Sat, 28 Mar.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Fri, 27 Mar, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Sat, 28 Mar, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £110, select.
Phoenix.£152 per passenger.Departing Sun, 3 May, returning Sat, 6 Jun.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 3 May, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Sat, 6 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £152, select.
Phoenix.£182 per passenger.Departing Wed, 3 Jun, returning Sun, 7 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Wed, 3 Jun, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Sun, 7 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £182, select.
Phoenix.£184 per passenger.Departing Thu, 23 Jul, returning Tue, 28 Jul.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 23 Jul, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Tue, 28 Jul, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £184, select.
Phoenix.£184 per passenger.Departing Thu, 13 Aug, returning Mon, 17 Aug.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 13 Aug, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Mon, 17 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £184, select.
Phoenix.£188 per passenger.Departing Tue, 30 Jun, returning Tue, 7 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Tue, 30 Jun, arriving in Phoenix Sky Harbor.Inbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Tue, 7 Jul, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £188, select.
Phoenix.£189 per passenger.Departing Fri, 30 Oct, returning Sun, 1 Nov.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Fri, 30 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Alaska Airlines departs from Phoenix Sky Harbor on Sun, 1 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £189, select.
Phoenix.£191 per passenger.Departing Wed, 16 Sep, returning Wed, 23 Sep.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Wed, 16 Sep, arriving in Phoenix Sky Harbor.Inbound direct flight with Alaska Airlines departs from Phoenix Sky Harbor on Wed, 23 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £191, select.
Phoenix.£199 per passenger.Departing Mon, 8 Jun, returning Fri, 12 Jun.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Mon, 8 Jun, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Fri, 12 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £199, select.
Phoenix.£199 per passenger.Departing Wed, 22 Jul, returning Sun, 9 Aug.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 22 Jul, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Sun, 9 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £199, select.
Phoenix.£200 per passenger.Departing Fri, 11 Dec, returning Tue, 15 Dec.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 11 Dec, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Tue, 15 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £200, select.
Phoenix.£200 per passenger.Departing Thu, 27 Aug, returning Wed, 2 Sep.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 27 Aug, arriving in Phoenix Sky Harbor.Inbound direct flight with Delta departs from Phoenix Sky Harbor on Wed, 2 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From £200, select.

Find the cheapest month to fly from Seattle 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 to Phoenix Sky Harbor flights are currently cheapest in April.
Mar
from £110
Apr
from £77
May
from £98
Jun
from £182
Jul
from £184
Aug
from £184
Sep
from £191
Oct
from £201
Nov
from £201
Dec
from £200
Jan
Find prices
Feb
Find prices

Direct flights from Seattle to Phoenix Sky Harbor

Seattle to Phoenix Sky Harbor: Alternative routes

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

Phoenix Sky Harbor

4 miles from central Phoenix
ClosestCheapest
from £77
Search flights

Phoenix Scottsdale Municipal

15 miles from central Phoenix
Search flights

Phoenix-Deer Valley

17 miles from central Phoenix
Search flights

Phoenix-Mesa Gateway

26 miles from central Phoenix
from £236
Search flights

Seattle to Phoenix: Flight information

The things to know before you go.
Cheapest flight found£77
Cheapest month to flyApril
Average flight time2 hrs, 59 mins
Most popular airlineAmerican Airlines
Average flights per week520

Check out these Phoenix hotels

Ready to plan your stay? Other travellers rate these Phoenix hotels for cleanliness, service and location.
The Global Ambassador
6.59 miles from city centre
£794
Per night
Home2 Suites By Hilton Phoenix North Happy Valley
18.19 miles from city centre
£182
Per night
Holiday Inn Express & Suites Phoenix North - Happy Valley by IHG
18.19 miles from city centre
£188
Per night
The Global Ambassador
6.59 miles from city centre
£794
Per night
Home2 Suites By Hilton Phoenix North Happy Valley
18.19 miles from city centre
£182
Per night
Holiday Inn Express & Suites Phoenix North - Happy Valley by IHG
18.19 miles from city centre
£188
Per night
Explore top-rated hotels

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

The best price we found for a return flight from Seattle to Phoenix Sky Harbor is £77. 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 58 minutes is the average flight time from Seattle to Phoenix Sky Harbor.
Alaska Airlines, American Airlines and Qatar Airways fly direct from Seattle to Phoenix Sky Harbor.
As of March 2026, there are 433 flights per week flying from Seattle to Phoenix Sky Harbor.
The cheapest month to fly from Seattle to Phoenix Sky Harbor is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Phoenix Sky Harbor Airport on Monday, 13 April 2026.
Yes – the average flight time is 2 hours and 58 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.
The cheapest airline that flies to Phoenix Sky Harbor is Frontier Airlines .

Flying from Seattle to Phoenix Sky Harbour International Airport (PHX): What you need to know

  • Kick off your travels at one of Seattle's main airports, Seattle-Tacoma International Airport (SEA) or Seattle Paine Field International Airport (PAE). Explore your options for booking a flight from Seattle to Phoenix Sky Harbour International Airport (PHX) leaving from either of these.

  • Around 2 hours 55 minutes is how long you can expect to be in the air on a direct Seattle to Phoenix Sky Harbour International Airport flight.

  • Phoenix Sky Harbour International Airport is located in Phoenix. The city runs on the UTC-7 timezone and is one hour ahead of Seattle.

  • With 130 direct weekly flights between the two airports, Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbour International Airport (PHX) is the most popular route. Southwest Airlines operates the earliest flight at 5am. If you'd like to make the most of your day before you fly, the latest departure from SEA to PHX is with Frontier Airlines at 9:42pm.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Get to the airport on time to board your flight from Seattle to PHX.

  • Flying during a peak time like July? High seasons (like Christmas/New Year and spring break) can add another hour at security. Play things extra safe and arrive up to four hours before international flights and two hours before a domestic departure.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is a convenient option for travelling directly to your destination. Nonstop flights from Seattle to Phoenix Sky Harbour International Airport (PHX) operate out of this terminal.

  • A range of airlines at SEA offer direct flights from Seattle to Phoenix Sky Harbour International Airport. These are some of the go-tos:

  • The majority of travellers choose to book seats with Alaska Airlines between SEA and PHX.

  • The carrier with the most consistent on-time arrival rate on this route is American Airlines.

  • SEA is around 23 kms (14 miles) from central Seattle. If you're ride-sharing, driving or catching a taxi from the centre, it'll take you 25 minutes or so to get there, depending on traffic. If you're taking public transport, expect the travel time to be around 35 minutes.

  • Looking for a comfortable hotel near Seattle-Tacoma International Airport? If you're catching an early flight from Seattle to Phoenix Sky Harbour International Airport, these accommodation options will put you moments from your departure lounge:

  • Seattle-Tacoma International Airport scores high marks for on-time performance. 80% of flights that depart SEA reach their destination on time.

Seattle Paine Field International Airport (PAE)

  • Prefer to leave from Seattle Paine Field International Airport (PAE)? Direct Seattle to Phoenix Sky Harbour International Airport (PHX) plane tickets can be booked from here.

  • From PAE, direct flights from Seattle to PHX are available with Alaska Airlines.

  • Alaska Airlines is the top choice for passengers flying from PAE to PHX.

  • Alaska Airlines is the most punctual carrier operating flights between Seattle Paine Field International Airport and Phoenix Sky Harbour International Airport.

  • With public transport, you can travel from central Seattle to PAE in about 1 hour 30 minutes. The airport is roughly 40 kms (25 miles) away, and making the trip by car will take approximately 40 minutes.

  • Got an early start? You might like to check in to one of these accommodation options near Seattle Paine Field International Airport the day before your Seattle to PHX flight:

  • Seattle Paine Field International Airport has a track record for punctuality. 80% of flights taking off from here keep to their planned arrival schedule.

About Phoenix Sky Harbour International Airport (PHX)

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

  • Phoenix Sky Harbour International Airport is around 5 kms (3 miles) from the centre of Phoenix. It takes around 10 minutes or so to drive to the city.

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

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

  • The lowest price we've found for a one-way ticket from Seattle to Phoenix Sky Harbour International Airport is £20. For a return flight on this route, the best price is £77. Depending on when and how early you book, these fares could change.

  • Booking ahead of time is often the key to scoring a cheap flight from Seattle to PHX. Fares tend to rise as seats fill up, so the closer your departure date, the more it could cost you.

  • The 'Whole month' search tool will show you the cheapest Seattle to Phoenix Sky Harbour International Airport tickets throughout the month. It's an easy way to snap up a bargain if your travel plans aren't set in stone.

  • There's no need to check back in every day to find out if prices have dropped when you set up a Price Alert. We'll let you know the moment a better deal is available on plane tickets from Seattle to PHX.

  • Find a cheap flight from Seattle to Phoenix Sky Harbour International Airport by using filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Seattle to Phoenix Sky Harbour International Airport (PHX)

  • March is when most people book flights from Seattle to Phoenix Sky Harbour International Airport (PHX). Plan your visit to Phoenix in October if you'd rather avoid peak season.

  • Before locking in your Seattle to PHX plane ticket, consider the kind of weather you prefer. July is the warmest month in Phoenix, with temperatures ranging from 27ºC to 45ºC.

  • If you want cooler conditions, search for a cheap ticket from Seattle to Phoenix Sky Harbour International Airport in January when temperatures are between 4ºC and 21ºC.

More about Phoenix

  • Once you've booked your flight from Seattle to Phoenix Sky Harbour International Airport, find a hotel that keeps you close to what you want to see. Make one of these accommodation options your base for exploring Phoenix:

  • Every great journey has to include some sightseeing. Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum are must-do's during your Phoenix adventure.

Explore more of the United States

  • Tucson is just one of the many places in the United States waiting to be explored once you've seen Phoenix. Around 161 kms (100 miles) away to the southeast, its top attractions include Saguaro National Park East Unit, St. Augustine Cathedral and El Presidio Plaza.

  • If you're looking to explore another major destination in the United States, head for Yuma, about 257 kms (160 miles) west of Phoenix. Yuma History Museum, Colorado River State Historic Park and Yuma Territorial Prison State Historic Park are highlights.

Plan the rest of your trip from Seattle to Phoenix

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.