
Popular airlines from Seattle-Tacoma International Airport (SEA) to Sydney Airport (SYD)
- American Airlines
American Airlines
- Air Canada
Air Canada
- Delta
Delta
- Emirates
Emirates
- Hawaiian Airlines
Hawaiian Airlines
- Asiana Airlines
Asiana Airlines
- Qantas Airways
Qantas Airways
- Plan, book, fly with confidence
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Cheap flights from Seattle to Sydney (SEA-SYD)
Prices were available within the past 7 days and start at €332 for one-way flights and €688 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, 11 Aug - Mon, 25 Aug
SEA
Seattle
SYD
Sydney
€688 Return, found 2 days ago
€688
Return
found 2 days ago

Mon, 11 Aug - Mon, 25 Aug
SEA
Seattle
SYD
Sydney
€688 Return, found 2 days ago
€688
Return
found 2 days ago

Fri, 1 Aug - Sat, 16 Aug
SEA
Seattle
SYD
Sydney
€702 Return, found 11 hours ago
€702
Return
found 11 hours ago

Thu, 7 Aug - Wed, 20 Aug
SEA
Seattle
SYD
Sydney
€703 Return, found 5 days ago
€703
Return
found 5 days ago

Sat, 2 Aug - Sun, 17 Aug
SEA
Seattle
SYD
Sydney
€703 Return, found 1 day ago
€703
Return
found 1 day ago

Thu, 7 Aug - Wed, 20 Aug
SEA
Seattle
SYD
Sydney
€704 Return, found 5 days ago
€704
Return
found 5 days ago

Thu, 7 Aug - Wed, 20 Aug
SEA
Seattle
SYD
Sydney
€734 Return, found 5 days ago
€734
Return
found 5 days ago

Mon, 2 Feb - Mon, 16 Feb
SEA
Seattle
SYD
Sydney
€782 Return, found 3 days ago
€782
Return
found 3 days ago

Mon, 2 Feb - Mon, 16 Feb
SEA
Seattle
SYD
Sydney
€954 Return, found 3 days ago
€954
Return
found 3 days ago

Sat, 2 Aug - Sun, 17 Aug
SEA
Seattle
SYD
Sydney
€983 Return, found 1 day ago
€983
Return
found 1 day ago
Find the cheapest month to fly from Seattle (SEA) to Sydney (SYD)
August is typically the cheapest month to fly
From €709 - €1,070 per traveller.
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Kingsford Smith Intl. |
Airlines serving | Air Canada, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, China Eastern Airlines, Delta, Emirates, Hawaiian Airlines, Lufthansa, Qantas Airways, Qatar Airways, Turkish Airlines, United |
Return price | €688 |
Distance | 12399 km |
Perfect flights from Seattle to Sydney
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Sydney. 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 Seattle - Tacoma Intl. to Kingsford Smith Intl. ticket options cater to your travel preferences, with incredible one-way fares from €332 and roundtrip prices from €688. 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 Kingsford Smith 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 Sydney.
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