HST to AST
Convert Hawaii Time — Honolulu to Atlantic Time — Halifax — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Honolulu, it's 4:00 PM in Halifax. Halifax is 7 hours ahead of Honolulu. Use the converter above to turn any HST time into AST, or scan the hour-by-hour table below for the full day.
HST to AST at a glance
Planning a meeting between Honolulu and Halifax
Planning a call between Honolulu and Halifax? The best overlap during a standard 9-to-5 workday runs 9:00 AM–10:00 AM HST (4:00 PM–5:00 PM AST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Honolulu to Halifax
A full day mapped from HST to AST.
Frequently asked
Is Halifax ahead of or behind Honolulu?
Halifax is 7 hours ahead of Honolulu.
What is 12:00 PM HST in AST?
12:00 PM in Honolulu is 7:00 PM in Halifax.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so HST and AST automatically reflect the correct daylight-saving offset for the current date.