Flights to Eastern Australia from Seattle - ￥55,997

View ￥55,997 flight on Thu, Aug 28, 2025Opens in a new window

Popular airlines from Seattle to Eastern Australia

  • Air Canada

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  • Qatar Airways

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Cheap Flights from Seattle to Eastern Australia (SEA-MEL)

Prices were available within the past 7 days and start at ￥55,997 for one-way flights and ￥117,796 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Thu, Sep 4 - Wed, Sep 17
SEA
Seattle
SYD
Sydney
￥117,796 Roundtrip, found 23 hours ago
￥117,796
Roundtrip
found 23 hours ago
Select Qantas Airways flight, departing Thu, Sep 4 from Seattle to Sydney, returning Wed, Sep 17, priced at ￥117,796 found 23 hours ago
United
Thu, Sep 4 - Wed, Sep 17
SEA
Seattle
SYD
Sydney
￥120,370 Roundtrip, found 23 hours ago
￥120,370
Roundtrip
found 23 hours ago
Select United flight, departing Thu, Sep 4 from Seattle to Sydney, returning Wed, Sep 17, priced at ￥120,370 found 23 hours ago
Delta
Thu, Sep 4 - Wed, Sep 17
SEA
Seattle
SYD
Sydney
￥120,410 Roundtrip, found 23 hours ago
￥120,410
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, Sep 4 from Seattle to Sydney, returning Wed, Sep 17, priced at ￥120,410 found 23 hours ago
Air Canada
Thu, Sep 4 - Wed, Sep 17
SEA
Seattle
SYD
Sydney
￥148,070 Roundtrip, found 23 hours ago
￥148,070
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Thu, Sep 4 from Seattle to Sydney, returning Wed, Sep 17, priced at ￥148,070 found 23 hours ago
All Nippon Airways
Thu, Sep 4 - Wed, Sep 17
SEA
Seattle
SYD
Sydney
￥165,650 Roundtrip, found 23 hours ago
￥165,650
Roundtrip
found 23 hours ago
Select All Nippon Airways flight, departing Thu, Sep 4 from Seattle to Sydney, returning Wed, Sep 17, priced at ￥165,650 found 23 hours ago
Air Canada
Sat, Sep 6 - Wed, Sep 10
SEA
Seattle
MEL
Melbourne
￥168,870 Roundtrip, found 4 days ago
￥168,870
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Sep 6 from Seattle to Melbourne, returning Wed, Sep 10, priced at ￥168,870 found 4 days ago

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

August is typically the cheapest month to fly

From ￥110,604 - ￥182,109 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.