S$980 Cheap Flights from Sydney to Seattle

View S$980 flight on Sat, 8 Nov, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Sydney to Seattle (SYD-SEA)

Prices were available within the past 7 days and start at S$980 for one-way flights and S$1,424 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,424 Return, found 1 day ago
S$1,424
Return
found 1 day ago
Select American Airlines flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,424 found 1 day ago
American Airlines
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,433 Return, found 1 day ago
S$1,433
Return
found 1 day ago
Select American Airlines flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,433 found 1 day ago
United
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,458 Return, found 1 day ago
S$1,458
Return
found 1 day ago
Select United flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,458 found 1 day ago
Delta
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,458 Return, found 1 day ago
S$1,458
Return
found 1 day ago
Select Delta flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,458 found 1 day ago
Qantas Airways
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,475 Return, found 1 day ago
S$1,475
Return
found 1 day ago
Select Qantas Airways flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,475 found 1 day ago
Singapore Airlines
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,553 Return, found 1 day ago
S$1,553
Return
found 1 day ago
Select Singapore Airlines flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,553 found 1 day ago
Singapore Airlines
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,606 Return, found 1 day ago
S$1,606
Return
found 1 day ago
Select Singapore Airlines flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,606 found 1 day ago
Delta
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,626 Return, found 1 day ago
S$1,626
Return
found 1 day ago
Select Delta flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,626 found 1 day ago
Singapore Airlines
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,687 Return, found 1 day ago
S$1,687
Return
found 1 day ago
Select Singapore Airlines flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,687 found 1 day ago
Air Canada
Sat, 8 Nov - Sun, 23 Nov
SYD
Sydney
SEA
Seattle
S$1,692 Return, found 1 day ago
S$1,692
Return
found 1 day ago
Select Air Canada flight, departing Sat, 8 Nov from Sydney to Seattle, returning Sun, 23 Nov, priced at S$1,692 found 1 day ago

Find the cheapest month to fly from Sydney (SYD) to Seattle (SEA)

September is typically the cheapest month to fly

From S$984 - S$1,271 per traveller.
Sydney to Seattle route information
Origin airport
Kingsford Smith Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Asiana Airlines, Delta, Emirates, Hawaiian Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, United
Return price
S$1,424
Distance
12399 km

Flights from Sydney to Seattle

There are several airlines that operate frequent flights from Sydney (SYD) to Seattle (SEA) including

The earliest flight leaves Kingsford Smith Intl. Airport at 09:30 and arrives at Seattle Tacoma Intl. Airport at 09:31. The last flight of the day departs Sydney at 22:05 and arrives at Seattle at 22:48.

The flight distance from Sydney to Seattle is about 13243 km, the shortest flight is 16 hours 15 minutes with Virgin Australia.

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 Sydney 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 Sydney 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 Sydney 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 Kingsford Smith Intl. Airport (SYD) to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from SYD to Sea-Tac Airport was S$1,424. Cheap fares don't hang around forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sydney Airport to SEA?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from SYD to Seattle - Tacoma Intl. Airport (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 Kingsford Smith Intl. Airport (SYD) 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 SYD to SEA?
You'll have 12,500 kilometres to cover on the long-haul Sydney to SeaTac route. Dress in layers of comfortable clothes and consider taking earplugs and a sleep mask.
Which airlines fly direct from Mascot Airport to Sea-Tac Airport?
Unfortunately, there are no airlines that fly directly between Kingsford Smith Intl. Airport (SYD) and SEA. You'll have to book a flight with at least one stop.
Are SYD to SEA flight tickets cheaper when they're purchased at the last minute?
It is possible to score amazing last-minute deals from Sydney Airport to SEA, but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can rest easy knowing you're always seeing the latest offers.

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