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Get United's best fares today on flights from Sydney to Seattle

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Low fare calendar for flights from Sydney (SYD) to Seattle (SEA)

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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Sydney to Seattle?

FromToDatesFare TypePrice

Sydney (SYD)

Seattle (SEA)

Depart: 07/12/20

Return date 07/19/20

Roundtrip
from
$1,947*
Viewed:1dayago

Sydney (SYD)

Seattle (SEA)

Depart: 12/22/19

Return date 01/06/20

Roundtrip
from
$3,150*
Viewed:1dayago

Sydney (SYD)

Seattle (SEA)

Depart: 12/22/19

Return date 01/05/20

Roundtrip
from
$3,130*
Viewed:1dayago

Sydney (SYD)

Seattle (SEA)

Depart: 12/12/19

Return date 12/27/19

Roundtrip
from
$1,912*
Viewed:19hoursago

Sydney (SYD)

Seattle (SEA)

Depart: 12/11/19

Return date 12/16/19

Roundtrip
from
$2,210*
Viewed:12hoursago

Sydney (SYD)

Seattle (SEA)

Depart: 12/23/19

Return date 01/06/20

Roundtrip
from
$2,586*

Sydney (SYD)

Seattle (SEA)

Depart: 12/12/19

Return date 12/16/19

Roundtrip
from
$2,116*
Viewed:13hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Seattle

Wednesday sky is clear
40°F 11/20/19
Thursday sky is clear
42°F 11/21/19
Friday sky is clear
41°F 11/22/19
Saturday light rain
43°F 11/23/19
Sunday moderate rain
48°F 11/24/19
Monday light rain
42°F 11/25/19
Tuesday overcast clouds
38°F 11/26/19
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