New York (Eastern) to Phoenix (Arizona) — Time Zone Converter
ET (UTC-4) → MST (UTC-7). Phoenix (Arizona) is 3 hours behind relative to New York (Eastern) right now.
New York (Eastern)
Oct 7, 2026, 7:54 AM
Phoenix (Arizona)
Oct 7, 2026, 4:54 AM
Need the reverse? Phoenix (Arizona) to New York (Eastern) →
Sample times — ET to MST
Sample conversions for today; daylight saving applied.
About New York (Eastern) and Phoenix (Arizona)New York (Eastern) vs Phoenix (Arizona) time difference through 2026
The gap changes twice during 2026, because only New York (Eastern) observes daylight saving time. Double-check meetings booked in the weeks around each switch.
Dates (2026) ET MST Difference Jan 1 – Mar 7 UTC−5 UTC−7 Phoenix (Arizona) is 2 hours behind Mar 8 – Oct 31 UTC−4 UTC−7 Phoenix (Arizona) is 3 hours behind Nov 1 – Dec 31 UTC−5 UTC−7 Phoenix (Arizona) is 2 hours behind
Transition dates are the first full day on the new offset; clocks usually change overnight, between 1:00 and 3:00 local time.
Method & sources
Offsets and daylight-saving dates are computed from the IANA Time Zone Database through the JavaScript Intl API — the same rules your phone and computer use. The year table above was generated from those rules when this page was built; the live converter uses the rules installed in your own browser, so it stays correct if a country changes its clocks.
Page last updated: October 1, 2026
New York (Eastern) vs Phoenix (Arizona) time difference through 2026
The gap changes twice during 2026, because only New York (Eastern) observes daylight saving time. Double-check meetings booked in the weeks around each switch.
| Dates (2026) | ET | MST | Difference |
|---|---|---|---|
| Jan 1 – Mar 7 | UTC−5 | UTC−7 | Phoenix (Arizona) is 2 hours behind |
| Mar 8 – Oct 31 | UTC−4 | UTC−7 | Phoenix (Arizona) is 3 hours behind |
| Nov 1 – Dec 31 | UTC−5 | UTC−7 | Phoenix (Arizona) is 2 hours behind |
Transition dates are the first full day on the new offset; clocks usually change overnight, between 1:00 and 3:00 local time.
Method & sources
Offsets and daylight-saving dates are computed from the IANA Time Zone Database through the JavaScript Intl API — the same rules your phone and computer use. The year table above was generated from those rules when this page was built; the live converter uses the rules installed in your own browser, so it stays correct if a country changes its clocks.
Page last updated: October 1, 2026
Phoenix does not observe daylight saving, so the New York–Phoenix gap changes with the seasons: two hours in winter and three hours in summer, when the rest of the Mountain zone springs forward but Arizona stays put. Always check the date before scheduling this one.
Frequently asked questions
What is the time difference between New York (Eastern) and Phoenix (Arizona)?
Right now the offset is about 3 hours behind (from ET to MST). Daylight saving rules differ by region, so use the converter and table above rather than memorising a single number year-round.
Does daylight saving affect New York (Eastern) vs Phoenix (Arizona)?
Yes, whenever either region springs forward or falls back, the gap can shift by an hour. This page uses the IANA time-zone database so those transitions are applied automatically.
How do I schedule a meeting across the US East Coast and Arizona?
Pick a time in the converter, share both columns with attendees, and avoid early-morning or late-night slots on one side. The sample table lists common business hours in the source zone.
Is Phoenix always the same as Denver?
No. Arizona skips daylight saving, so in summer Phoenix matches Pacific Time (Los Angeles) rather than Mountain Time (Denver). In winter Phoenix and Denver align.
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