฿1,610 Cheap Flights from Phoenix (PHX) to Seattle (SEA)

View ฿1,610 flight on Fri, 5 Dec 2025Opens in a new window

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

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿1,610 for one-way flights and ฿6,340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿6,340 Return, found 5 days ago
฿6,340
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿6,340 found 5 days ago
Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿6,835 Return, found 5 days ago
฿6,835
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿6,835 found 5 days ago
Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿7,695 Return, found 5 days ago
฿7,695
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿7,695 found 5 days ago
Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿7,815 Return, found 5 days ago
฿7,815
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿7,815 found 5 days ago
Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿8,020 Return, found 5 days ago
฿8,020
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿8,020 found 5 days ago
American Airlines
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿8,310 Return, found 5 days ago
฿8,310
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿8,310 found 5 days ago
Delta
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿8,650 Return, found 5 days ago
฿8,650
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿8,650 found 5 days ago
American Airlines
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿8,805 Return, found 5 days ago
฿8,805
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿8,805 found 5 days ago
American Airlines
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿9,005 Return, found 5 days ago
฿9,005
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿9,005 found 5 days ago
United
Tue, 18 Nov - Tue, 25 Nov
PHX
Phoenix
SEA
Seattle
฿9,455 Return, found 5 days ago
฿9,455
Return
found 5 days ago
Select United flight, departing Tue, 18 Nov from Phoenix to Seattle, returning Tue, 25 Nov, priced at ฿9,455 found 5 days ago

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

January is typically the cheapest month to fly

From ฿1,556 - ฿6,057 per traveller.

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 ฿6,340. 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.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
฿6,340
Distance
1770 km
Average flight time
3 hours 7 mins

Book with confidence

Perfect flights from Phoenix to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Phoenix to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Sky Harbor Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿1,610 and roundtrip prices from ฿6,340. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Seattle.
Perfect flights from Phoenix to Seattle

Explore a world of travel with Expedia

Seattle Airports

Seattle Paine Field Intl. Airport

*Available to Expedia members.