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Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from C$ 116

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 13/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHX
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 220

One-way from

C$ 116

Popular in

December

Cheapest in

September

Average price

C$ 330

Good round-trip deal

C$ 263 or less

Good one-way deal

C$ 161 or less
Delta
  • Delta
  • 4/6-10/6
  • Nonstop
  • 6h 00m total
  • Seattle to Phoenix
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Delta
  • Delta
  • 13/7
  • Nonstop
  • 2h 56m total
  • Seattle to Phoenix
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Highest demand for flights based on searches. 11% potential increase in price (C$ 50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 12 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 29 April 2025.

Wed 4/67:20 a.m.SEA - PHX
Nonstop2h 54mDelta
Tue 10/61:30 p.m.PHX - SEA
Nonstop3h 06mDelta
Deal found 28/4C$ 220
Thu 21/87:55 a.m.SEA - PHX
Nonstop3h 05mHawaiian Airlines
Thu 21/83:58 p.m.PHX - SEA
Nonstop3h 05mHawaiian Airlines
Deal found 28/4C$ 223
Sat 16/89:54 a.m.SEA - PHX
Nonstop3h 01mAlaska Airlines
Sat 16/83:47 p.m.PHX - SEA
Nonstop3h 05mAlaska Airlines
Deal found 28/4C$ 224
Thu 8/59:42 p.m.SEA - PHX
Nonstop3h 02mFrontier
Tue 13/512:04 p.m.PHX - SEA
Nonstop3h 16mFrontier
Deal found 28/4C$ 245
Mon 26/56:30 a.m.SEA - PHX
1 stop6h 35mMultiple Airlines
Mon 2/66:43 a.m.PHX - SEA
Nonstop3h 16mMultiple Airlines
Deal found 28/4C$ 249
Tue 24/65:20 a.m.SEA - PHX
Nonstop2h 45mSouthwest
Tue 1/76:10 p.m.PHX - SEA
1 stop6h 05mSouthwest
Deal found 27/4C$ 262
Mon 5/56:15 a.m.SEA - PHX
1 stop6h 11mUnited Airlines
Fri 9/53:40 p.m.PHX - SEA
1 stop5h 51mUnited Airlines
Deal found 28/4C$ 301
Thu 31/711:59 p.m.SEA - PHX
1 stop17h 09mSun Country Air
Sun 3/811:59 p.m.PHX - SEA
1 stop22h 51mSun Country Air
Deal found 28/4C$ 416

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 29 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 4/6

1:40 p.m.-4:28 p.m.

Nonstop2h 48m

Phoenix Sky Harbor Intl

Tue 10/6

6:00 a.m.-9:09 a.m.

Nonstop3h 09m

C$ 220

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Thu 21/8

7:55 a.m.-11:00 a.m.

Nonstop3h 05m

Phoenix Sky Harbor Intl

Thu 21/8

3:58 p.m.-7:03 p.m.

Nonstop3h 05m

C$ 223

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 12/8

7:20 a.m.-10:17 a.m.

Nonstop2h 57m

Phoenix Sky Harbor Intl

Sat 16/8

6:00 a.m.-9:05 a.m.

Nonstop3h 05m

C$ 226

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 26/5

6:30 a.m.-1:05 p.m.

1 stop6h 35m

Phoenix Sky Harbor Intl

Mon 2/6

6:43 a.m.-9:59 a.m.

Nonstop3h 16m

C$ 249

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 24/6

5:20 a.m.-8:05 a.m.

Nonstop2h 45m

Phoenix Sky Harbor Intl

Tue 1/7

6:10 p.m.-12:15 a.m.

1 stop6h 05m

C$ 262

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 26/5

5:10 a.m.-10:48 a.m.

1 stop5h 38m

Phoenix Sky Harbor Intl

Wed 28/5

5:15 a.m.-11:21 a.m.

1 stop6h 06m

C$ 301

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Thu 31/7

11:59 p.m.-5:08 p.m.

1 stop17h 09m

Phoenix Sky Harbor Intl

Sun 3/8

11:59 p.m.-10:50 p.m.

1 stop22h 51m

C$ 416

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sun 13/7

7:20 a.m.-10:16 a.m.

Nonstop2h 56m

C$ 116

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 20/5

3:55 p.m.-8:55 p.m.

1 stop5h 00m

C$ 143

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sun 6/7

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

Nonstop3h 00m

C$ 144

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 14 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 25 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 29 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 29 April 2025.

The most flights from SEA to PHX are scheduled on a Monday (61 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (54 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 29 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
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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
2,402 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

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 58 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$ 220. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from C$ 223, and Alaska Airlines, from C$ 224. 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$ 116 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and Alaska Airlines, with prices starting from C$ 143 and C$ 144, 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%), Air France (93%), Aeromexico (87%).

  • 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$ 146. 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$ 201.

  • 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Wickenburg
Litchfield Park
Peoria
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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
Bellingham to Phoenix-Mesa Gateway 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 66AverageC$ 157FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 102AverageC$ 246FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 133AverageC$ 359FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
SouthwestCheapestC$ 170AverageC$ 347FlexibilityNo cancel feeOn-time63%
Search Southwest flights
American AirlinesCheapestC$ 200AverageC$ 369FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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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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