MST to NST
Convert Arizona Time — Phoenix (no DST) to Newfoundland Time — St. John's — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Phoenix, it's 1:30 PM in St. John's. St. John's is 4½ hours ahead of Phoenix. Use the converter above to turn any MST time into NST, or scan the hour-by-hour table below for the full day.
MST to NST at a glance
Planning a meeting between Phoenix and St. John's
Planning a call between Phoenix and St. John's? The best overlap during a standard 9-to-5 workday runs 9:00 AM–12:30 PM MST (1:30 PM–5:00 PM NST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Phoenix to St. John's
A full day mapped from MST to NST.
Frequently asked
Is St. John's ahead of or behind Phoenix?
St. John's is 4½ hours ahead of Phoenix.
What is 12:00 PM MST in NST?
12:00 PM in Phoenix is 4:30 PM in St. John's.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so MST and NST automatically reflect the correct daylight-saving offset for the current date.