Cheap Flights from Phoenix (PHX) to Seattle (SEA) from HK$627~

View HK$627 flight on Sat, 25 Oct 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Seattle-Tacoma International Airport (SEA)

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Find Cheap Flights from Phoenix (PHX) to Seattle (SEA)

Prices were available within the past 7 days and start at HK$627 for one-way flights and HK$1,274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,274 Return, found 15 hours ago
HK$1,274
Return
found 15 hours ago
Select Delta flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,274 found 15 hours ago
Delta
Fri, 16 Jan - Tue, 20 Jan
PHX
Phoenix
SEA
Seattle
HK$1,285 Return, found 1 day ago
HK$1,285
Return
found 1 day ago
Select Delta flight, departing Fri, 16 Jan from Phoenix to Seattle, returning Tue, 20 Jan, priced at HK$1,285 found 1 day ago
Delta
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,479 Return, found 15 hours ago
HK$1,479
Return
found 15 hours ago
Select Delta flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,479 found 15 hours ago
Delta
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,511 Return, found 15 hours ago
HK$1,511
Return
found 15 hours ago
Select Delta flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,511 found 15 hours ago
American Airlines
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,597 Return, found 15 hours ago
HK$1,597
Return
found 15 hours ago
Select American Airlines flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,597 found 15 hours ago
Delta
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,598 Return, found 15 hours ago
HK$1,598
Return
found 15 hours ago
Select Delta flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,598 found 15 hours ago
Delta
Fri, 16 Jan - Tue, 20 Jan
PHX
Phoenix
SEA
Seattle
HK$1,608 Return, found 1 day ago
HK$1,608
Return
found 1 day ago
Select Delta flight, departing Fri, 16 Jan from Phoenix to Seattle, returning Tue, 20 Jan, priced at HK$1,608 found 1 day ago
Delta
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,715 Return, found 15 hours ago
HK$1,715
Return
found 15 hours ago
Select Delta flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,715 found 15 hours ago
Delta
Sun, 31 Aug - Mon, 8 Sep
PHX
Phoenix
SEA
Seattle
HK$1,747 Return, found 3 days ago
HK$1,747
Return
found 3 days ago
Select Delta flight, departing Sun, 31 Aug from Phoenix to Seattle, returning Mon, 8 Sep, priced at HK$1,747 found 3 days ago
United
Sat, 25 Oct - Mon, 27 Oct
PHX
Phoenix
SEA
Seattle
HK$1,825 Return, found 15 hours ago
HK$1,825
Return
found 15 hours ago
Select United flight, departing Sat, 25 Oct from Phoenix to Seattle, returning Mon, 27 Oct, priced at HK$1,825 found 15 hours ago

Find the cheapest month to fly from Phoenix (PHX) to Seattle (SEA)

January is typically the cheapest month to fly

From HK$376 - HK$1,668 per traveller.

Graph displaying average flight prices per month

Phoenix to Seattle route information
Origin airport
Sky Harbor Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Return price
HK$1,274
Distance
1770 km
Average flight time
3 hours 3 mins

Flights from Phoenix to Seattle

Book cheap flights from Phoenix (PHX) to Seattle (SEA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Phoenix (PHX) to Seattle (SEA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Phoenix (PHX) to Seattle (SEA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Seattle flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Seattle and things to do in Seattle for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Seattle more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is HK$627 now!

 

Frequently asked questions

How much is a flight from Phoenix Sky Harbor Airport to Sea-Tac Airport?
Pack your bags, because round-trip journeys from Phoenix Sky Harbor Intl. Airport to Sea-Tac Airport start from HK$1,274. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Phoenix Sky Harbor Airport to Sea-Tac Airport?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from PHX to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Phoenix Sky Harbor Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
There are lots of ways to make the 3 hours and 15 minutes between Sky Harbor Intl. Airport (PHX) and SEA go by quicker. Be productive and sort through your camera roll or clear out all those backed-up emails. A good snooze also helps pass the time!
How far is the flight from Phoenix Sky Harbor Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
Expect to be cruising at altitude for a while, as the flight distance from Phoenix to SeaTac is 1,800 kilometers. Create a playlist of your favorite tunes before you leave home to stay entertained during your journey.
Which airlines fly direct from PHX to Sea-Tac Airport?
Have a look at the deals on offer with these popular carriers and lock in your fare from Sky Harbor Intl. Airport (PHX) to SEA today:

  • Alaska Airlines - (AS) with 217 monthly flights
  • Delta Air Lines - (DL) with 121 monthly flights
  • American Airlines - (AA) with 91 monthly flights
  • Southwest Airlines - (WN) with 86 monthly flights

Are PHX to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some super cheap airfares from Phoenix Sky Harbor Intl. Airport to Seattle - Tacoma Intl. Airport (SEA) arising a few weeks prior to the departure date. If you'd rather plan ahead of time, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline releases prices so far in advance.

Explore a world of travel with Expedia

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