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Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from C$ 112

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHX
16 Apr — 23 Apr1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl are usually found in September or August, booked 78 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap 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 11 April 2025.

Round-trip from

C$ 206

One-way from

C$ 112

Popular in

December

Cheapest in

September

Average price

C$ 330

Good round-trip deal

C$ 227 or less

Good one-way deal

C$ 180 or less
Frontier
  • Frontier
  • 4/6-11/6
  • 1 total stop
  • 9h 51m total
  • Seattle to Phoenix
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Alaska Airlines
  • Alaska Airlines
  • 14/5
  • Nonstop
  • 2h 49m total
  • Seattle to Phoenix
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Highest demand for flights based on searches. 12% potential increase in price (C$ 54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl.
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Find flight deals from Seattle to Sky Harbor Intl

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 11 April 2025.

Wed 14/53:23 p.m.SEA - PHX
Nonstop2h 51mDelta
Wed 21/57:09 p.m.PHX - SEA
Nonstop3h 16mDelta
Deal found 11/4C$ 223
Mon 5/53:55 p.m.SEA - PHX
Nonstop2h 52mAlaska Airlines
Mon 5/58:51 p.m.PHX - SEA
Nonstop3h 08mAlaska Airlines
Deal found 11/4C$ 227
Fri 9/512:21 p.m.SEA - PHX
1 stop6h 31mFrontier
Tue 13/512:04 p.m.PHX - SEA
Nonstop3h 16mFrontier
Deal found 10/4C$ 240
Sat 10/54:55 p.m.SEA - PHX
Nonstop2h 50mSouthwest
Sat 17/57:00 a.m.PHX - SEA
1 stop5h 25mSouthwest
Deal found 11/4C$ 263
Wed 30/41:36 p.m.SEA - PHX
Nonstop2h 52mHawaiian Airlines
Sun 4/56:00 a.m.PHX - SEA
Nonstop3h 10mHawaiian Airlines
Deal found 10/4C$ 292
Wed 13/85:14 p.m.SEA - PHX
1 stop7h 13mUnited Airlines
Sat 23/87:15 a.m.PHX - SEA
1 stop6h 12mUnited Airlines
Deal found 10/4C$ 307
Wed 16/412:30 p.m.SEA - PHX
1 stop24h 58mMultiple Airlines
Mon 21/46:53 p.m.PHX - SEA
1 stop5h 51mMultiple Airlines
Deal found 10/4C$ 437
Thu 2/106:22 p.m.SEA - PHX
1 stop13h 39mSun Country Air
Sun 5/1011:59 p.m.PHX - SEA
1 stop16h 56mSun Country Air
Deal found 10/4C$ 463

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 11 April 2025.
Use the filters below to find and compare flights from Seattle to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Seattle

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 14/5

3:23 p.m.-6:14 p.m.

Nonstop2h 51m

Phoenix Sky Harbor Intl

Wed 21/5

7:09 p.m.-10:25 p.m.

Nonstop3h 16m

C$ 223

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 5/5

3:55 p.m.-6:47 p.m.

Nonstop2h 52m

Phoenix Sky Harbor Intl

Mon 5/5

8:51 p.m.-11:59 p.m.

Nonstop3h 08m

C$ 227

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 9/5

12:21 p.m.-6:52 p.m.

1 stop6h 31m

Phoenix Sky Harbor Intl

Tue 13/5

12:04 p.m.-3:20 p.m.

Nonstop3h 16m

C$ 240

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 10/5

4:55 p.m.-7:45 p.m.

Nonstop2h 50m

Phoenix Sky Harbor Intl

Sat 17/5

7:00 a.m.-12:25 p.m.

1 stop5h 25m

C$ 263

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 30/4

1:36 p.m.-4:28 p.m.

Nonstop2h 52m

Phoenix Sky Harbor Intl

Sun 4/5

6:00 a.m.-9:10 a.m.

Nonstop3h 10m

C$ 292

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 13/8

5:14 p.m.-12:27 a.m.

1 stop7h 13m

Phoenix Sky Harbor Intl

Sat 23/8

7:15 a.m.-1:27 p.m.

1 stop6h 12m

C$ 307

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Thu 2/10

6:22 p.m.-8:01 a.m.

1 stop13h 39m

Phoenix Sky Harbor Intl

Sun 5/10

11:59 p.m.-4:55 p.m.

1 stop16h 56m

C$ 463

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 14/5

6:00 a.m.-8:49 a.m.

Nonstop2h 49m

C$ 112

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sun 8/6

7:30 p.m.-10:29 p.m.

Nonstop2h 59m

C$ 118

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 6/5

3:05 p.m.-8:20 p.m.

1 stop5h 15m

C$ 145

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Showing 1-10 of 13 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Sky Harbor Intl. Price data was last updated on 4 April 2025.

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 78 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, September is the cheapest month in which you can book a flight from Seattle to Phoenix Sky Harbor Intl Airport (average of C$ 247). Flying from Seattle to Phoenix Sky Harbor Intl Airport in May is currently the most expensive (average of C$ 339). 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 11 April 2025.

It’s typically best to fly out from Seattle to Phoenix Sky Harbor Intl Airport in the evening. Doing so could potentially save you 37% on the flight price compared to flying at noon, 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 30 March 2025.

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

Weekly flight availability from Seattle to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Seattle to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 April 2025.

The most flights from SEA to PHX are scheduled on a Thursday (67 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 28.0 mm per month. July is typically the wettest month, when rainfall can reach 28.0 mm. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 mm.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 35.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 13.0 C).

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 11 April 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Seattle to Phoenix to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,912 reviews
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,366 reviews
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,644 reviews
Alaska Airlines
8.0
Very good
9,851 reviews
Check prices

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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 50 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.

  • 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$ 223. Other airlines that can offer you cheap pricing are Alaska Airlines, from C$ 227, and Hawaiian Airlines, from C$ 229. Users have found that Delta is 22% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Phoenix Sky Harbor Intl Airport one-way?

    C$ 112 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Southwest and Delta, with prices starting from C$ 118 and C$ 126, respectively.

  • 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 (100%), LATAM Airlines (100%), Air France (95%).

  • What are the cheapest flights from Seattle to Phoenix Sky Harbor Intl Airport?

    The cheapest flight price from Seattle to Phoenix Sky Harbor Intl Airport is C$ 109. On average you can expect to pay C$ 254. The most popular route, (Seattle/Tacoma Intl - Phoenix Sky Harbor Intl), can usually be booked for C$ 178.

  • 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, September is the cheapest month in which you can book a flight from Seattle to Phoenix Sky Harbor Intl Airport (average of C$ 247). Flying from Seattle to Phoenix Sky Harbor Intl Airport in May is currently the most expensive (average of C$ 339). 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

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Wickenburg
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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.
Spokane to Sky Harbor Intl flights
Bellingham to Sky Harbor Intl flights
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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 11 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 67AverageC$ 159FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 103AverageC$ 250FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 163AverageC$ 361FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
SouthwestCheapestC$ 173AverageC$ 355FlexibilityNo cancel feeOn-time63%
Search Southwest flights
American AirlinesCheapestC$ 202AverageC$ 374FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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

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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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