Sydney to Cardiff Time Converter
Cardiff is -9h behind Sydney
Quick converter
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FROM
Sydney
Australia
UTC+10:00
TO
Cardiff
United Kingdom
UTC+01:00
Date-aware conversion
Convert a specific date and time
Result
Sun, Jun 14, 2026 22:07
Sydney: Monday, June 15, 2026 7:07 AM GMT+10 to Cardiff: Sunday, June 14, 2026 10:07 PM GMT+1.
Cardiff is 9h behind Sydney on this date
24-Hour Comparison
Every hour in Sydney and the corresponding time in Cardiff. Green rows indicate business hours in Cardiff.
Time zones
Sydney uses Australia/Sydney (GMT+10) and Cardiff uses Europe/London (GMT+1). 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 Cardiff. For teams across more cities, open the meeting planner and compare up to five locations.
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Best time for Sydney and Cardiff
There is no full business-hour overlap in the 24-hour table, so use a custom time or rotate meeting times for fairness. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
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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 Cardiff
Cardiff is located in United Kingdom (Europe). It uses the Europe/London timezone with a standard offset of UTC+01:00. It observes DST, switching between GMT and BST. See the full Cardiff time page for live clock and planning details.
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