S$108 Cheap Flights from Phoenix to Seattle

View S$108 flight on Fri, 10 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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Cheap Flights from Phoenix to Seattle (PHX-SEA)

Prices were available within the past 7 days and start at S$108 for one-way flights and S$514 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$514 Return, found 4 hours ago
S$514
Return
found 4 hours ago
Select Delta flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$514 found 4 hours ago
American Airlines
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$566 Return, found 4 hours ago
S$566
Return
found 4 hours ago
Select American Airlines flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$566 found 4 hours ago
United
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$578 Return, found 4 hours ago
S$578
Return
found 4 hours ago
Select United flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$578 found 4 hours ago
United
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$609 Return, found 4 hours ago
S$609
Return
found 4 hours ago
Select United flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$609 found 4 hours ago
American Airlines
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$617 Return, found 4 hours ago
S$617
Return
found 4 hours ago
Select American Airlines flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$617 found 4 hours ago
American Airlines
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$630 Return, found 4 hours ago
S$630
Return
found 4 hours ago
Select American Airlines flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$630 found 4 hours ago
United
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$642 Return, found 4 hours ago
S$642
Return
found 4 hours ago
Select United flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$642 found 4 hours ago
Delta
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$647 Return, found 4 hours ago
S$647
Return
found 4 hours ago
Select Delta flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$647 found 4 hours ago
Delta
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$648 Return, found 4 hours ago
S$648
Return
found 4 hours ago
Select Delta flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$648 found 4 hours ago
Southern Airways Express
Mon, 1 Sep - Thu, 11 Sep
PHX
Phoenix
SEA
Seattle
S$808 Return, found 4 hours ago
S$808
Return
found 4 hours ago
Select Southern Airways Express flight, departing Mon, 1 Sep from Phoenix to Seattle, returning Thu, 11 Sep, priced at S$808 found 4 hours ago

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

January is typically the cheapest month to fly

From S$62 - S$273 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
S$514
Distance
1770 km
Average flight time
3 hours 2 mins

Flights from Phoenix to Seattle

There are several airlines that operate frequent flights from Phoenix (PHX) to Seattle (SEA) including

The earliest flight leaves Sky Harbor Intl. Airport at 06:00 and arrives at Seattle Tacoma Intl. Airport at 00:20. The last flight of the day departs Phoenix at 23:45 and arrives at Seattle at 23:55.

The flight distance from Phoenix to Seattle is about 1791 km, the shortest flight is 02 hours 50 minutes with .

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Phoenix Seattle flight!

Browse through dozens of options and rest 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 to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Phoenix to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Phoenix Sky Harbour Airport to Sea-Tac Airport?
Pack your bags, because round-trip journeys from Phoenix Sky Harbour Intl. Airport to Sea-Tac Airport start from S$514. 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 Harbour 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 Harbour 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 Harbour Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
There are lots of ways to make the 3 hours and 15 minutes between Sky Harbour 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 Harbour 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 kilometres. Create a playlist of your favourite 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 Harbour 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 Harbour 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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