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Cheap Flights from Sydney to Seattle

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Reverse direction: SEA to SYD

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AS Return flights from £838
Dep. Fri 11 JunRet. Fri 02 Jul£838
AS,FJ,QF Return flights from £898
Dep. Fri 11 JunRet. Fri 02 Jul£898
AS,FJ Return flights from £910
Dep. Fri 11 JunRet. Fri 02 Jul£910
DL Return flights from £947
Dep. Fri 11 JunRet. Fri 02 Jul£947
UA Return flights from £954
Dep. Fri 11 JunRet. Fri 02 Jul£954
AS,FJ,QF,VA Return flights from £1,000
Dep. Fri 11 JunRet. Fri 02 Jul£1,000
AS,FJ,JQ,QF Return flights from £1,008
Dep. Fri 11 JunRet. Fri 02 Jul£1,008
AS,FJ,VA Return flights from £1,011
Dep. Fri 11 JunRet. Fri 02 Jul£1,011
AS,FJ,JQ Return flights from £1,019
Dep. Fri 11 JunRet. Fri 02 Jul£1,019
AS,QF,UA Return flights from £1,053
Dep. Fri 11 JunRet. Fri 02 Jul£1,053
AC,QF Return flights from £1,056
Dep. Fri 11 JunRet. Fri 02 Jul£1,056
AC,AS,QF Return flights from £1,079
Dep. Fri 11 JunRet. Fri 02 Jul£1,079
VA Return flights from £1,082
Dep. Fri 11 JunRet. Fri 02 Jul£1,082
QF,SQ,TR Return flights from £1,083
Dep. Fri 11 JunRet. Fri 02 Jul£1,083
AS,PR,QF Return flights from £1,094
Dep. Fri 11 JunRet. Fri 02 Jul£1,094

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 United Kingdom 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.

September 2026
£1,527
October 2026
£1,506
January 2027
£1,572

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