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Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from C$ 168

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHX
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl are usually found in January or September, booked 72 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Seattle to Sky Harbor Intl

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Sky Harbor Intl
Explore the most affordable flight options available from Seattle to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 July 2026.

Wed 14/107:27 a.m.
SEA
-
PHX
Nonstop3h 05m
Alaska Airlines
Wed 14/1012:45 p.m.
PHX
-
SEA
Nonstop3h 10m
Alaska Airlines
Deal found 22/7C$ 270
Thu 13/811:50 a.m.
SEA
-
PHX
Nonstop3h 14m
Delta
Wed 19/85:42 p.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 23/7C$ 277
Tue 22/911:55 a.m.
SEA
-
PHX
Nonstop3h 15m
Alaska Airlines
Wed 23/99:22 a.m.
PHX
-
SEA
Nonstop3h 12m
Alaska Airlines
Deal found 18/7C$ 279
Sat 22/88:30 p.m.
SEA
-
PHX
Nonstop3h 03m
Delta
Tue 8/96:55 a.m.
PHX
-
SEA
Nonstop3h 10m
Delta
Deal found 23/7C$ 284
Wed 2/97:10 a.m.
SEA
-
PHX
Nonstop2h 55m
Southwest
Wed 9/93:35 p.m.
PHX
-
SEA
1 stop4h 40m
Southwest
Deal found 18/7C$ 286
Tue 25/84:48 p.m.
SEA
-
PHX
Nonstop3h 00m
Alaska Airlines
Tue 1/911:27 a.m.
PHX
-
SEA
Nonstop3h 10m
Alaska Airlines
Deal found 21/7C$ 291
Sat 19/98:41 a.m.
SEA
-
PHX
1 stop13h 46m
Alaska Airlines
Sat 26/98:20 a.m.
PHX
-
SEA
Nonstop3h 07m
Alaska Airlines
Deal found 21/7C$ 296
Tue 11/89:59 a.m.
SEA
-
PHX
Nonstop3h 02m
Alaska Airlines
Tue 11/82:37 p.m.
PHX
-
SEA
Nonstop3h 06m
Alaska Airlines
Deal found 21/7C$ 298
Sat 26/95:00 a.m.
SEA
-
PHX
Nonstop2h 50m
Southwest
Tue 29/93:35 p.m.
PHX
-
SEA
1 stop4h 40m
Southwest
Deal found 23/7C$ 300
Wed 23/97:18 a.m.
SEA
-
PHX
Nonstop3h 10m
Alaska Airlines
Mon 28/97:49 p.m.
PHX
-
SEA
1 stop13h 31m
Alaska Airlines
Deal found 22/7C$ 303
Tue 11/88:50 p.m.
SEA
-
PHX
Nonstop2h 59m
Alaska Airlines
Mon 17/86:02 a.m.
PHX
-
SEA
Nonstop3h 06m
Alaska Airlines
Deal found 23/7C$ 305
Tue 25/88:30 p.m.
SEA
-
PHX
Nonstop3h 03m
Delta
Wed 26/86:59 a.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 19/7C$ 307

Find flight deals from Seattle to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 July 2026.

Round-trip from

C$ 270

One-way from

C$ 168

Popular in

June

Cheapest in

January

Average price

C$ 390
Alaska Airlines
  • Alaska Airlines
  • 14/10-14/10
  • Nonstop
  • 6h 15m total
  • Seattle to Phoenix
Search Deals
Delta
  • Delta
  • 8/8
  • Nonstop
  • 3h 14m total
  • Seattle to Phoenix
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Sky Harbor Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 July 2026.
Use the filters below to find and compare flights from Seattle to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 22/9

11:55 a.m.-3:10 p.m.

Nonstop3h 15m

Phoenix Sky Harbor Intl

Wed 23/9

9:22 a.m.-12:34 p.m.

Nonstop3h 12m

C$ 279

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 26/9

8:41 a.m.-7:07 p.m.

1 stop10h 26m

Phoenix Sky Harbor Intl

Tue 29/9

9:22 a.m.-12:34 p.m.

Nonstop3h 12m

C$ 296

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 4/9

7:00 p.m.-10:00 p.m.

Nonstop3h 00m

Phoenix Sky Harbor Intl

Mon 7/9

7:49 p.m.-10:25 a.m.

1 stop14h 36m

C$ 324
Quickest round-trip

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 4/9

1:30 p.m.-4:41 p.m.

Nonstop3h 11m

Phoenix Sky Harbor Intl

Mon 7/9

6:59 a.m.-10:05 a.m.

Nonstop3h 06m

C$ 334

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 25/8

7:11 a.m.-2:54 p.m.

2 stops7h 43m

Phoenix Sky Harbor Intl

Sat 29/8

1:12 p.m.-6:29 p.m.

1 stop5h 17m

C$ 341

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 22/8

5:30 a.m.-11:10 a.m.

1 stop5h 40m

Phoenix Sky Harbor Intl

Thu 27/8

3:55 p.m.-9:50 p.m.

1 stop5h 55m

C$ 348

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 25/8

9:57 a.m.-1:02 p.m.

Nonstop3h 05m

Phoenix Sky Harbor Intl

Wed 26/8

2:05 p.m.-6:51 p.m.

1 stop4h 46m

C$ 360
Cheapest one-way
Quickest one-way

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 28/8

8:20 p.m.-11:15 p.m.

Nonstop2h 55m

C$ 168

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 25/8

8:30 a.m.-1:50 p.m.

1 stop5h 20m

C$ 168

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 25/8

1:16 p.m.-8:30 p.m.

2 stops7h 14m

C$ 175

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/7

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Seattle to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Seattle to Phoenix Sky Harbor Intl Airport?

To ensure you get the cheapest price possible for a flight from Seattle to Phoenix Sky Harbor Intl Airport, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Seattle to Phoenix Sky Harbor Intl Airport (average of C$ 260). Flying from Seattle to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of C$ 414). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to PHX?

Find hourly flight availability from Seattle to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 July 2026.

It’s typically best to fly out from Seattle to Phoenix Sky Harbor Intl Airport in the evening. Doing so could potentially save you 39% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Sky Harbor Intl. Price data was last updated on 18 July 2026.

Travelers seeking maximum savings on their Seattle to Phoenix Sky Harbor Intl Airport flight should consider departing on Sunday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Seattle to Phoenix Sky Harbor Intl Airport?

Airfare is below average for this route at the moment.

Seattle to Phoenix Sky Harbor Intl Airport flights typically cost between C$ 288 and C$ 436 in October.
The cheapest round-trip price found within the last 5 days was C$ 270 on Alaska Airlines (14 Oct-14 Oct).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated 23 July 2026.
Read through reviews of airlines operating flights from Seattle to Phoenix Sky Harbor Intl Airport, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,236 reviews
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Alaska Airlines
7.9
Good
12,702 reviews
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.8
Good
8,484 reviews
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Hawaiian Airlines
7.8
Good
2,821 reviews
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.6
Fair
2,772 reviews
Southwest
8.0
Very good
4,236 reviews
Check prices

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Seattle to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Phoenix Sky Harbor Intl?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Phoenix Sky Harbor Intl. On average, Seattle/Tacoma Intl has 32 outbound flights to Phoenix Sky Harbor Intl per day from 5 airlines. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

  • How long is the flight from Seattle to Phoenix Sky Harbor Intl Airport?

    Airlines like Alaska Airlines and Delta fly from Seattle to Phoenix Sky Harbor Intl Airport in about 3h 11m. The time it takes to get you to your destination is usually consistent. The distance between Seattle and Phoenix Sky Harbor Intl Airport is about 1782 km. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Seattle to Phoenix Sky Harbor Intl Airport round-trip?

    Cheapflights users have booked flights from Seattle to Phoenix Sky Harbor Intl Airport round-trip from C$ 80. Other airlines that can offer you cheap pricing are Frontier, from C$ 83, and Delta, from C$ 120. Users have found that Hawaiian Airlines is 77% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Seattle to Phoenix Sky Harbor Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Phoenix Sky Harbor Intl Airport on time: Envoy Air (88%), American Airlines (85%), Qatar Airways (85%).

  • Can I find deals for flights from Seattle to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Seattle to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Sky Harbor Intl.

  • Can I find deals for business class flights from Seattle to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Seattle to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Phoenix Sky Harbor Intl Airport (average of C$ 260). Flying from Seattle to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of C$ 414). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Chandler
Wickenburg
Goodyear
Litchfield Park
Fountain Hills

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
Bellingham to Sky Harbor Intl flights
Bellingham to Phoenix-Mesa Gateway flights
Spokane to Sky Harbor Intl flights

Top 5 airlines flying from Seattle to Sky Harbor Intl

Discover the top 5 airlines that operate flights from Seattle to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapestC$ 80AverageC$ 302FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
FrontierCheapestC$ 83AverageC$ 220FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 120AverageC$ 236FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 181AverageC$ 407FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
SouthwestCheapestC$ 206AverageC$ 249FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Sky Harbor Intl?

Cheapflights helps you search for flights from Seattle to Sky Harbor Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Sky Harbor Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Sky Harbor Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Sky Harbor Intl with no change fees?

Yes, we can. To see specific flights from Seattle to Sky Harbor Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Sky Harbor Intl become cheaper?

Yes! Start tracking prices for Seattle to Sky Harbor Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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