Sydney to Seattle Time Converter
Seattle is -17h behind Sydney
Quick converter
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FROM
Sydney
Australia
UTC+10:00
TO
Seattle
United States
UTC-07:00
Date-aware conversion
Convert a specific date and time
Result
Wed, May 27, 2026 18:04
Sydney: Thursday, May 28, 2026 11:04 AM GMT+10 to Seattle: Wednesday, May 27, 2026 6:04 PM PDT.
Seattle is 17h behind Sydney on this date
24-Hour Comparison
Every hour in Sydney and the corresponding time in Seattle. Green rows indicate business hours in Seattle.
Time zones
Sydney uses Australia/Sydney (GMT+10) and Seattle uses America/Los_Angeles (PDT). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Seattle. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
Best time for Sydney and Seattle
The easiest overlap starts around 9:00 AM and runs through 10:00 AM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
About these cities
About Sydney
Sydney is located in Australia (Oceania). It uses the Australia/Sydney timezone with a standard offset of UTC+10:00. It observes DST, switching between AEST and AEDT. See the full Sydney time page for live clock and planning details.
About Seattle
Seattle is located in United States (North America). It uses the America/Los_Angeles timezone with a standard offset of UTC-07:00. It observes DST, switching between PST and PDT. See the full Seattle time page for live clock and planning details.
Frequently Asked Questions
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