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

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Flight deals from Phoenix Sky Harbor to Seattle

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix Sky Harbor to Seattle? Find the lowest prices on one-way and round-trip tickets right here.

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Find the cheapest month to fly from Phoenix Sky Harbor to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix Sky Harbor to Seattle flights are currently cheapest in May.

Direct flights from Phoenix Sky Harbor to Seattle

Alternative Phoenix Sky Harbor to Seattle routes

Looking for the cheapest, fastest or easiest route from Phoenix Sky Harbor to Seattle? You could fly into the following airports instead.

Phoenix to Seattle: Flight information

The things to know before you go.
Cheapest flight found$45
Cheapest month to flyMay
Average flight time3 hrs, 9 mins
Most popular airlineWestJet
Average flights per week1,329

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

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Everett.
The best price we found for a round-trip flight from Phoenix Sky Harbor to Seattle is $45. 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.
3 hours and 9 minutes is the average flight time from Phoenix Sky Harbor to Seattle.
WestJet, American Airlines and Alaska Airlines fly direct from Phoenix Sky Harbor to Seattle.
There are 916 flights per week flying from Phoenix Sky Harbor to Seattle, as of May 2024.
The cheapest month to fly from Phoenix Sky Harbor to Seattle is usually May.
If you're flying from Phoenix Sky Harbor Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the center of Seattle. We've found flights to this airport from $45.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Seattle on Wednesday, May 15, 2024.
Yes – the average flight time is 3 hours and 9 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 Seattle 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 Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 53°F. August is typically the warmest month in Seattle, when it usually averages around 73°F. You can expect the least rain in July. The coldest month is December, with temperatures averaging 33°F. The rainiest month is November.
Currently, Frontier Airlines offers the cheapest flight tickets to Seattle.

With a little flexibility and Skyscanner's unique search features, you can find flights from Phoenix Sky Harbor Airport for under $79. Currently, the cheapest flights from Phoenix Sky Harbor Airport to Seattle, WA leave between Monday and Wednesday. Using the cheapest month search featurewe found the best ticket deals during the month of June.

Departing from Phoenix Sky Harbor Airport (PHX)

Phoenix Sky Harbor Airportis a large modern airport that serves the Maricopa County and Phoenix metro areas. PHX is located 3 miles southeast of downtown Phoenix. Long-term parking at PHX is available at a rate of $28 per day.

Airports in Seattle

When you are planning a trip to Seattle, there are several airports to choose from. The two main airports serving the Seattle area are SeaTac International Airport, and Seattle Lake Union Airport.

  • Seattle Lake Union (LKE)
  • LKE, also known as Kenmore Air Harbor Seaplane Base is one nautical mile from downtown Seattle. This small airport serves several thousand passengers each year who are flying Kenmore Airlines. There is a snack counter located in the main airport building.

  • Seattle Tacoma International Airport (SEA)
  • Seattle Tacoma International Airport also known as SeaTac Airport is around 12 miles south of Seattle and 24 miles north of Tacoma. The airport is one of the busiest in the country serving around 45 million passengers each year. SEA is a modern airport with all the important amenities to make for comfortable and convenient travel.

Cheap Flights From Phoenix Sky Harbor Airport to Seattle

When you are flying from Phoenix Sky Harbor Airport to Seattle, you want to find the best deals available. Here are a few of the low-cost flights we found using Skyscanner.

What is There to Do in Seattle?

Seattle and Phoenix are very different in terms of climate and culture. When you arrive in Seattle, you will be met by a busy port city that is modern and beautiful. Here are a few of the top sights to see while visiting Seattle.

  • Go Shopping at Pike Place. This is obligatory for anyone visiting Seattle. The location is great with lots of shopping, an enormous selection of fresh fish, and plenty of little restaurants and places to enjoy a coffee or a beer.
  • Tour Mt.Rainier. While in Seattle you must experience the natural beauty and majesty of Mt. Rainier. Enjoy the scenic journey past waterfalls, lakes, historic towns as you travel to the highest peak in Washington and one of the tallest mountains in the lower 48.

Reserve Your Hotel and Rental Car in Seattle

With hundreds of hotels, B&Bs, and condos in Seattle, how do you find the one that is a perfect fit for you? Skyscanner not only offers the best deals on flights but also the cheapest hotel accommodations. Don't forget to reserve your rental car or airport shuttle too!


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