New York City to Ulan Bator
Converting a fixed time. America/New_York → Asia/Ulaanbaatar · 10,160 km (6,310 miles) apart
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| New York City | Ulan Bator | 24h | Good to call? |
|---|---|---|---|
| 12am | 12pm | 00:00 → 12:00 | asleep in New York City |
| 1am | 1pm | 01:00 → 13:00 | asleep in New York City |
| 2am | 2pm | 02:00 → 14:00 | asleep in New York City |
| 3am | 3pm | 03:00 → 15:00 | asleep in New York City |
| 4am now | 4pm | 04:00 → 16:00 | asleep in New York City |
| 5am | 5pm | 05:00 → 17:00 | asleep in New York City |
| 6am | 6pm | 06:00 → 18:00 | asleep in New York City |
| 7am | 7pm | 07:00 → 19:00 | awake, not at work |
| 8am | 8pm | 08:00 → 20:00 | awake, not at work |
| 9am | 9pm | 09:00 → 21:00 | awake, not at work |
| 10am | 10pm | 10:00 → 22:00 | asleep in Ulan Bator |
| 11am | 11pm | 11:00 → 23:00 | asleep in Ulan Bator |
| 12pm | 12am Fri | 12:00 → 00:00 | asleep in Ulan Bator |
| 1pm | 1am Fri | 13:00 → 01:00 | asleep in Ulan Bator |
| 2pm | 2am Fri | 14:00 → 02:00 | asleep in Ulan Bator |
| 3pm | 3am Fri | 15:00 → 03:00 | asleep in Ulan Bator |
| 4pm | 4am Fri | 16:00 → 04:00 | asleep in Ulan Bator |
| 5pm | 5am Fri | 17:00 → 05:00 | asleep in Ulan Bator |
| 6pm | 6am Fri | 18:00 → 06:00 | asleep in Ulan Bator |
| 7pm | 7am Fri | 19:00 → 07:00 | awake, not at work |
| 8pm | 8am Fri | 20:00 → 08:00 | awake, not at work |
| 9pm | 9am Fri | 21:00 → 09:00 | awake, not at work |
| 10pm | 10am Fri | 22:00 → 10:00 | asleep in New York City |
| 11pm | 11am Fri | 23:00 → 11:00 | asleep in New York City |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
12pm
1pm
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11am
Questions people ask
What time is it in Ulan Bator when it is 3:30 pm in New York City?
3:30 am in Ulan Bator the next day.
How many hours ahead is Ulan Bator of New York City?
Ulan Bator is 12 hours ahead New York City. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between New York City and Ulan Bator?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
When does the difference between New York City and Ulan Bator change?
New York City: Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change). Ulan Bator does not change its clocks, so the gap shifts by an hour on that date.