₩875,400 Cheap Flights from Seattle (SEA) to Sydney (SYD)

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

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Cheap Flights from Seattle to Sydney (SEA-SYD)

Prices were available within the past 7 days and start at ₩875,400 for one-way flights and ₩1,466,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, May 3 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,466,600 Roundtrip, found 3 days ago
₩1,466,600
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, May 3 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,466,600 found 3 days ago
Delta
Thu, Apr 30 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,516,500 Roundtrip, found 3 days ago
₩1,516,500
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 30 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,516,500 found 3 days ago
Delta
Thu, Apr 30 - Thu, May 14
SEA
Seattle
SYD
Sydney
₩1,564,800 Roundtrip, found 3 days ago
₩1,564,800
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 30 from Seattle to Sydney, returning Thu, May 14, priced at ₩1,564,800 found 3 days ago
Air Canada
Fri, Sep 18 - Wed, Sep 23
SEA
Seattle
SYD
Sydney
₩1,608,300 Roundtrip, found 6 days ago
₩1,608,300
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Sep 18 from Seattle to Sydney, returning Wed, Sep 23, priced at ₩1,608,300 found 6 days ago
United
Sun, May 3 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,827,700 Roundtrip, found 3 days ago
₩1,827,700
Roundtrip
found 3 days ago
Select United flight, departing Sun, May 3 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,827,700 found 3 days ago
Air Canada
Sun, May 3 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,854,000 Roundtrip, found 3 days ago
₩1,854,000
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, May 3 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,854,000 found 3 days ago
American Airlines
Sun, May 3 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,855,200 Roundtrip, found 3 days ago
₩1,855,200
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, May 3 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,855,200 found 3 days ago
All Nippon Airways
Sun, May 3 - Sun, May 17
SEA
Seattle
SYD
Sydney
₩1,868,000 Roundtrip, found 3 days ago
₩1,868,000
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Sun, May 3 from Seattle to Sydney, returning Sun, May 17, priced at ₩1,868,000 found 3 days ago
Alaska Airlines
Wed, May 6 - Thu, May 14
SEA
Seattle
SYD
Sydney
₩1,900,000 Roundtrip, found 3 days ago
₩1,900,000
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, May 6 from Seattle to Sydney, returning Thu, May 14, priced at ₩1,900,000 found 3 days ago
United
Tue, May 5 - Thu, May 14
SEA
Seattle
SYD
Sydney
₩1,903,400 Roundtrip, found 3 days ago
₩1,903,400
Roundtrip
found 3 days ago
Select United flight, departing Tue, May 5 from Seattle to Sydney, returning Thu, May 14, priced at ₩1,903,400 found 3 days ago

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

May is typically the cheapest month to fly

From ₩906,974 - ₩1,785,124 per traveler.

Frequently asked questions

How much is a flight from SEA to SYD?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Seattle - Tacoma Intl. Airport (SEA) and Kingsford Smith Intl. Airport (SYD) start from ₩1,466,600. Make your booking ASAP to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Sydney Airport?
This varies from airline to airline, as each has its own terms and conditions. Head to the Customer Service Portal, where there are easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from Sea-Tac Airport to Mascot 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 Seattle - Tacoma Intl. Airport (SEA) to SYD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Kingsford Smith Intl. Airport (SYD)?
The distance is around 12,500 kilometers. Eye mask? Check. Noise-canceling headphones? Double check. You'd be wise to pack all the essentials for this long-haul SeaTac to Sydney flight.
Which airlines fly direct from SEA to Mascot Airport?
Unfortunately, there are no airlines that directly fly between Seattle - Tacoma Intl. Airport (SEA) and SYD. You'll have to book a flight with at least one stop.
Are SEA to SYD flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to SYD at the last minute could be your ticket to an awesome deal. However, it might cost you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kingsford Smith Intl.
Roundtrip price
₩1,466,600
Distance
12399 km
*Available to Expedia members.