Cheap Flights from Sydney (SYD) to Seattle (SEA) from AU$867

Popular airlines among travellers

United
Delta
Virgin Australia
Air Canada
All Nippon Airways
Qantas Airways
American Airlines
Emirates
Asiana Airlines
    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Sydney (SYD) to Seattle (SEA)

Prices were available within the past 7 days and start at AU$867 for one-way flights and AU$1,385 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Fri., 1 Nov. - Fri., 15 Nov.
SYD
Sydney
SEA
Seattle
AU$1,385 Return, just found
AU$1,385
Return
just found
Select Asiana Airlines flight, departing Fri., 1 Nov. from Sydney to Seattle, returning Fri., 15 Nov., priced at AU$1,385 just found
Asiana Airlines
Fri., 1 Nov. - Sun., 17 Nov.
SYD
Sydney
SEA
Seattle
AU$1,387 Return, found 1 day ago
AU$1,387
Return
found 1 day ago
Select Asiana Airlines flight, departing Fri., 1 Nov. from Sydney to Seattle, returning Sun., 17 Nov., priced at AU$1,387 found 1 day ago
Hawaiian Airlines
Sun., 27 Oct. - Mon., 28 Oct.
SYD
Sydney
SEA
Seattle
AU$1,396 Return, found 19 hours ago
AU$1,396
Return
found 19 hours ago
Select Hawaiian Airlines flight, departing Sun., 27 Oct. from Sydney to Seattle, returning Mon., 28 Oct., priced at AU$1,396 found 19 hours ago
Air New Zealand
Fri., 8 Nov. - Sat., 23 Nov.
SYD
Sydney
SEA
Seattle
AU$1,535 Return, found 13 hours ago
AU$1,535
Return
found 13 hours ago
Select Air New Zealand flight, departing Fri., 8 Nov. from Sydney to Seattle, returning Sat., 23 Nov., priced at AU$1,535 found 13 hours ago
China Airlines
Wed., 30 Oct. - Wed., 13 Nov.
SYD
Sydney
SEA
Seattle
AU$1,684 Return, just found
AU$1,684
Return
just found
Select China Airlines flight, departing Wed., 30 Oct. from Sydney to Seattle, returning Wed., 13 Nov., priced at AU$1,684 just found
All Nippon Airways
Mon., 27 May - Sun., 2 Jun.
SYD
Sydney
SEA
Seattle
AU$1,686 Return, just found
AU$1,686
Return
just found
Select All Nippon Airways flight, departing Mon., 27 May from Sydney to Seattle, returning Sun., 2 Jun., priced at AU$1,686 just found
Japan Airlines
Wed., 11 Sep. - Mon., 16 Sep.
SYD
Sydney
SEA
Seattle
AU$1,724 Return, found 5 days ago
AU$1,724
Return
found 5 days ago
Select Japan Airlines flight, departing Wed., 11 Sep. from Sydney to Seattle, returning Mon., 16 Sep., priced at AU$1,724 found 5 days ago
Korean Air
Mon., 4 Nov. - Tue., 12 Nov.
SYD
Sydney
SEA
Seattle
AU$1,816 Return, found 13 hours ago
AU$1,816
Return
found 13 hours ago
Select Korean Air flight, departing Mon., 4 Nov. from Sydney to Seattle, returning Tue., 12 Nov., priced at AU$1,816 found 13 hours ago
Delta
Tue., 14 May - Sat., 25 May
SYD
Sydney
SEA
Seattle
AU$1,856 Return, just found
AU$1,856
Return
just found
Select Delta flight, departing Tue., 14 May from Sydney to Seattle, returning Sat., 25 May, priced at AU$1,856 just found
Air Canada
Fri., 24 May - Fri., 31 May
SYD
Sydney
SEA
Seattle
AU$1,907 Return, found 2 days ago
AU$1,907
Return
found 2 days ago
Select Air Canada flight, departing Fri., 24 May from Sydney to Seattle, returning Fri., 31 May, priced at AU$1,907 found 2 days ago
Flight from Sydney to Seattle route information
Origin airport
Kingsford Smith Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, Emirates, Hawaiian Airlines, Japan Airlines, Korean Air, Qantas Airways, Qatar Airways, Singapore Airlines, United, Virgin Australia
Return price
AU$1,385
Distance
12399 km

Your quick guide to flights from Sydney to Seattle

Pick up great flights from Sydney to Seattle

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Sydney to Seattle. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Sydney to Seattle that take around hours.

Find cheap flights from Sydney to Seattle

From the great flight deals with prices currently ranging from AU$1,385 to AU$1,907, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Sydney to Seattle around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seattle is normally in November.

Reasons to book your flight from Sydney to Seattle with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Sydney to Seattle across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seattle right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

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 AU$1,385. 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.
Seattle Flight Deals

Seattle Paine Field Intl. Airport

*Available to Expedia members.