S$899 Cheap Flights from Perth to Seattle

View S$899 flight on Sun, 17 Aug, 2025Opens in a new window

Popular airlines from Perth Airport (PER) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Perth to Seattle (PER-SEA)

Prices were available within the past 7 days and start at S$899 for one-way flights and S$1,602 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,602 Return, found 6 days ago
S$1,602
Return
found 6 days ago
Select Japan Airlines flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,602 found 6 days ago
Japan Airlines
Sat, 9 Aug - Sat, 16 Aug
PER
Perth
SEA
Seattle
S$1,658 Return, found 4 days ago
S$1,658
Return
found 4 days ago
Select Japan Airlines flight, departing Sat, 9 Aug from Perth to Seattle, returning Sat, 16 Aug, priced at S$1,658 found 4 days ago
Qantas Airways
Sat, 9 Aug - Sat, 16 Aug
PER
Perth
SEA
Seattle
S$1,675 Return, found 4 days ago
S$1,675
Return
found 4 days ago
Select Qantas Airways flight, departing Sat, 9 Aug from Perth to Seattle, returning Sat, 16 Aug, priced at S$1,675 found 4 days ago
Qantas Airways
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,755 Return, found 6 days ago
S$1,755
Return
found 6 days ago
Select Qantas Airways flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,755 found 6 days ago
Jetstar
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,757 Return, found 6 days ago
S$1,757
Return
found 6 days ago
Select Jetstar flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,757 found 6 days ago
United
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,758 Return, found 6 days ago
S$1,758
Return
found 6 days ago
Select United flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,758 found 6 days ago
Qantas Airways
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,763 Return, found 6 days ago
S$1,763
Return
found 6 days ago
Select Qantas Airways flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,763 found 6 days ago
Jetstar
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,765 Return, found 6 days ago
S$1,765
Return
found 6 days ago
Select Jetstar flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,765 found 6 days ago
Jetstar
Thu, 17 Jul - Wed, 30 Jul
PER
Perth
SEA
Seattle
S$1,771 Return, found 6 days ago
S$1,771
Return
found 6 days ago
Select Jetstar flight, departing Thu, 17 Jul from Perth to Seattle, returning Wed, 30 Jul, priced at S$1,771 found 6 days ago
American Airlines
Sat, 9 Aug - Sat, 16 Aug
PER
Perth
SEA
Seattle
S$1,871 Return, found 4 days ago
S$1,871
Return
found 4 days ago
Select American Airlines flight, departing Sat, 9 Aug from Perth to Seattle, returning Sat, 16 Aug, priced at S$1,871 found 4 days ago

Find the cheapest month to fly from Perth (PER) to Seattle (SEA)

March is typically the cheapest month to fly

From S$1,312 - S$1,997 per traveller.

Graph displaying average flight prices per month

Perth to Seattle route information
Origin airport
Perth
Destination airport
Seattle - Tacoma Intl.
Return price
S$1,602
Distance
14785 km

Perfect flights from Perth to Seattle

Your Journey from Perth to Seattle

Start your unforgettable journey with Expedia. Our broad selection of flights from Perth to Seattle caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Japan Airlines, American Airlines, Qantas Airways, United, All Nippon Airways, Jetstar. Our selection of flights from Perth to Seattle - Tacoma Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Perth to Seattle Flights

Experience the joy of finding cheap flights from Perth to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$899 and roundtrip prices from S$1,602*.
 

Pre-Flight Essentials

Ensure a smooth journey from Perth to Seattle with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seattle

Picture yourself stepping off the plane in Seattle and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Perth to Seattle Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Perth to Seattle.
 

Beyond the Flight – Exploring Seattle

With Expedia, your adventure extends beyond the flight. Explore Seattle at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Perth to Seattle with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Perth to Seattle with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Perth Airport to SEA?
If you're planning on travelling between Perth Airport and Sea-Tac Airport, round-trip journeys start from S$1,602. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PER to Seattle - Tacoma Intl. Airport (SEA)?
This can vary from airline to airline, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Perth Airport (PER) to Sea-Tac Airport 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 PER to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PER to SEA?
With a flight distance of 14,900 kilometres from Perth Airport (PER) to Sea-Tac Airport (SEA), this is a long journey. Remember to drink plenty of water and go for a short walk down the aisle from time to time.
Which airlines fly direct from Perth Airport (PER) to Sea-Tac Airport?
At the moment, no airlines offer flights directly from PER to Seattle - Tacoma Intl. Airport (SEA). You'll have to book a flight with one or more stops. To score the best price and connections, lock in your fare well ahead of time.
Are Perth Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Perth Airport to Sea-Tac Airport last minute could be your ticket to an awesome deal. However, it could end up costing a good deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.