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Cheap Flights from Sydney to Seattle

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Reverse direction: SEA to SYD

Airlines Show All Airlines

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Return
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PR Return flights from $6,751
Dep. Wed 08 AprRet. Wed 15 Apr$6,751
NH Return flights from $8,453
Dep. Wed 08 AprRet. Wed 15 Apr$8,453
JL Return flights from $10,461
Dep. Wed 08 AprRet. Wed 15 Apr$10,461
CX,QF Return flights from $10,621
Dep. Wed 08 AprRet. Wed 15 Apr$10,621
CX Return flights from $10,639
Dep. Wed 08 AprRet. Wed 15 Apr$10,639
AS,NZ,UA Return flights from $11,073
Dep. Wed 08 AprRet. Wed 15 Apr$11,073
FJ Return flights from $11,323
Dep. Wed 08 AprRet. Wed 15 Apr$11,323
PR,VN Return flights from $11,745
Dep. Wed 08 AprRet. Wed 15 Apr$11,745
NH,PR Return flights from $11,840
Dep. Wed 08 AprRet. Wed 15 Apr$11,840
CI Return flights from $11,855
Dep. Wed 08 AprRet. Wed 15 Apr$11,855
AS,NZ Return flights from $12,166
Dep. Wed 08 AprRet. Wed 15 Apr$12,166
QF Return flights from $12,213
Dep. Wed 08 AprRet. Wed 15 Apr$12,213
VA Return flights from $12,219
Dep. Wed 08 AprRet. Wed 15 Apr$12,219
AS,SQ Return flights from $12,514
Dep. Wed 08 AprRet. Wed 15 Apr$12,514
CX,PR Return flights from $12,823
Dep. Wed 08 AprRet. Wed 15 Apr$12,823

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Seattle from New Zealand and flights to United States (USA). Maybe a different destination? Here are all the flights from Sydney


Average Sydney to Seattle Return Prices

These are the average prices for Sydney to Seattle return airfares.

December 2025
$4,682
January 2026
$6,150
February 2026
$2,553
April 2026
$2,878
August 2026
$2,691
September 2026
$2,772

Did you know...

  • Sydney is 18 hours earlier than Seattle.
  • SeaTac Light Rail Station train station is close to Seattle airport.
  • 35 hours is the quickest return trip between Sydney and Seattle, going through Honolulu

Questions and Answers

What is the cheapest month to fly to Seattle from Sydney?

Currently, the most affordable months to take a flight from Sydney to Seattle are September/2025 and May/2026.

What airlines fly direct to Seattle from Sydney?

No airlines fly direct between Sydney and Seattle.

What is the cheapest airline that flies from Sydney to Seattle?

The cheapest airline that flies to Seattle from Sydney is Alaska Airlines.

What is the best airline to fly to Seattle from Sydney?

The best airline to fly between Sydney and Seattle is Qatar Airways. The best low-cost airline is WestJet.

How to get from Sydney to Seattle
Sydney (SYD)
 to 
Los Angeles (LAX)
13h 40m
Layover - 55m
Los Angeles (LAX)
 to 
Seattle (SEA)
2h 22m
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