Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from £47

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHX
26 Feb — 5 Mar1
1 adult

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 Wednesday or Tuesday and return on a Monday

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 21 February 2025.

Round-trip from

£93

One-way from

£47

Popular in

December

Cheapest in

September

Average price

£177
Delta
  • Delta
  • 19/4-22/4
  • Nonstop
  • 6h 07m total
  • Seattle to Phoenix
Search Deals
Delta
  • Delta
  • 24/3
  • Nonstop
  • 2h 55m total
  • Seattle to Phoenix
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 21 February 2025.

Sat 19/419:40SEA - PHX
Nonstop2h 52mDelta
Tue 22/406:10PHX - SEA
Nonstop3h 15mDelta
Deal found 20/2£93
Tue 1/417:45SEA - PHX
Nonstop2h 50mSouthwest
Tue 15/409:30PHX - SEA
Nonstop3h 10mSouthwest
Deal found 20/2£124
Mon 17/306:42SEA - PHX
1 stop5h 28mAlaska Airlines
Wed 26/305:15PHX - SEA
Nonstop3h 10mAlaska Airlines
Deal found 19/2£139
Mon 17/313:34SEA - PHX
1 stop6h 04mHawaiian Airlines
Sat 22/305:15PHX - SEA
Nonstop3h 10mHawaiian Airlines
Deal found 21/2£140
Tue 22/415:24SEA - PHX
1 stop5h 53mUnited Airlines
Sat 26/406:00PHX - SEA
1 stop7h 59mUnited Airlines
Deal found 20/2£173

Find flights from Seattle to Sky Harbor Intl within your budget

Customise 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Seattle

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 19/4

19:40-22:32

Nonstop2h 52m

Phoenix Sky Harbor Intl

Tue 22/4

06:10-09:25

Nonstop3h 15m

£93

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 1/4

17:45-20:35

Nonstop2h 50m

Phoenix Sky Harbor Intl

Tue 15/4

09:30-12:40

Nonstop3h 10m

£124

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 17/3

06:42-12:10

1 stop5h 28m

Phoenix Sky Harbor Intl

Wed 26/3

05:15-08:25

Nonstop3h 10m

£139

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 17/3

13:34-19:38

1 stop6h 04m

Phoenix Sky Harbor Intl

Sat 22/3

05:15-08:25

Nonstop3h 10m

£140

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 22/4

15:24-21:17

1 stop5h 53m

Phoenix Sky Harbor Intl

Sat 26/4

06:00-13:59

1 stop7h 59m

£173

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Mon 24/3

19:40-22:35

Nonstop2h 55m

£47

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 2/4

06:15-09:05

Nonstop2h 50m

£71

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 19/4

10:00-16:37

1 stop6h 37m

£86

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 18/6

14:50-21:15

1 stop6h 25m

£91

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 18/3

16:14-19:05

Nonstop2h 51m

£99

Flights are sorted by cheapest return flights first.

Deals found on 20/2

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 return 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.

Travel insights for flights from Seattle to Sky Harbor Intl

Get recent, data-driven insights about flights from Seattle to Sky Harbor Intl including ideal travel times, pricing trends, and more.

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 return flight from Seattle to Sky Harbor Intl. Price data was last updated on 14 February 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, January is the cheapest month in which you can book a flight from Seattle to Phoenix Sky Harbor Intl Airport (average of £729). Flying from Seattle to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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 21 February 2025.

When flying from Seattle to Phoenix Sky Harbor Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 56% versus a flight at midday.

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 21 February 2025.

The most flights from SEA to PHX are scheduled on a Wednesday (65 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (35 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 inches 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 21 February 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines 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.
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very Good
4,406 reviews
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very Good
9,696 reviews
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very Good
8,217 reviews
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,761 reviews
Southwest
8.1
Very Good
4,406 reviews
Check prices

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Phoenix Sky Harbor Intl from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Phoenix Sky Harbor Intl should be relatively easy as there are 52 daily outbound flights to Phoenix Sky Harbor Intl from 1 airline.

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

    Our cheapest airline available from Seattle to Phoenix Sky Harbor Intl Airport is Delta. Our recent data shows that you can find tickets from as low as £93 on this airline. Additional options worth looking into are Southwest and Alaska Airlines, starting at £124 and £139 round-trip. Delta is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £47. However, be on the lookout for offers from Southwest and Hawaiian Airlines, as they are both options that can get you from Seattle to Phoenix Sky Harbor Intl Airport for a low price.

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

    The top 3 most reliable airlines when flying from Seattle to Phoenix Sky Harbor Intl Airport are Envoy Air (95%), KLM (94%) and Air France (91%).

  • 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 holiday 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 £729). Flying from Seattle to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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
Goodyear
Chandler

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Sky Harbor Intl flights

Top airline flying from Seattle to Sky Harbor Intl

Discover the top airline 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 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£47Average£162FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

When you search for this flight from Seattle to Sky Harbor Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Sky Harbor Intl flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Seattle to Sky Harbor Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.