Offset
The time difference between Ottawa and Moscow is 7 hours.
Ottawa (EDT) is behind Moscow (MSK).
EDT: UTC-4
MSK: UTC+3
Ottawa is currently observing daylight saving time; Moscow is not.
When to schedule
Business-hours overlap: 9 AM–10 AM in Ottawa (4 PM–5 PM in Moscow).
Both teams are in working hours during this window on weekdays.
Suggested time: 9:00 AM Ottawa (4:00 PM Moscow).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Canada
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Victoria DayMon, May 18
- Canada DayWed, Jul 1
- Labour DayMon, Sep 7
- National Day for Truth and ReconciliationWed, Sep 30
- ThanksgivingMon, Oct 12
- Christmas DayFri, Dec 25
Russia
- New Year's DayThu, Jan 1
- New Year holidayFri, Jan 2
- New Year holidaySat, Jan 3
- New Year holidaySun, Jan 4
- New Year holidayMon, Jan 5
- New Year holidayTue, Jan 6
- Christmas Day (Orthodox)Wed, Jan 7
- Defender of the Fatherland DayMon, Feb 23
- International Women's DaySun, Mar 8
- Labour DayFri, May 1
- Victory DaySat, May 9
- Russia DayFri, Jun 12
- Unity DayWed, Nov 4
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Ottawa | Moscow | Day |
|---|---|---|
| 12:00 am | 7:00 am | Same day |
| 1:00 am | 8:00 am | Same day |
| 2:00 am | 9:00 am | Same day |
| 3:00 am | 10:00 am | Same day |
| 4:00 am | 11:00 am | Same day |
| 5:00 am | 12:00 pm | Same day |
| 6:00 am | 1:00 pm | Same day |
| 7:00 am | 2:00 pm | Same day |
| 8:00 am | 3:00 pm | Same day |
| 9:00 am | 4:00 pm | Same day |
| 10:00 am | 5:00 pm | Same day |
| 11:00 am | 6:00 pm | Same day |
| 12:00 pm | 7:00 pm | Same day |
| 1:00 pm | 8:00 pm | Same day |
| 2:00 pm | 9:00 pm | Same day |
| 3:00 pm | 10:00 pm | Same day |
| 4:00 pm | 11:00 pm | Same day |
| 5:00 pm | 12:00 am | +1 day |
| 6:00 pm | 1:00 am | +1 day |
| 7:00 pm | 2:00 am | +1 day |
| 8:00 pm | 3:00 am | +1 day |
| 9:00 pm | 4:00 am | +1 day |
| 10:00 pm | 5:00 am | +1 day |
| 11:00 pm | 6:00 am | +1 day |
Daylight saving time
Ottawa observes daylight saving time; Moscow does not. The offset between the two zones changes when Ottawa transitions: on Sunday, November 1, 2026, clocks fall back from EDT to EST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:16 AM
- Sunset
- 8:49 PM
- Day length
- 15h 33m
- Sunrise
- 3:48 AM
- Sunset
- 9:10 PM
- Day length
- 17h 22m
Daylight overlap: 1m — 8:48 PM–8:49 PM in Ottawa (3:48 AM–3:49 AM in Moscow). Both locations are in daylight during this window.
Cities in these zones
Other cities in Eastern Time
Other cities in Moscow Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern Time
- YTZ
- YYZ
- YHU
- YMX
- YUL
- YND
- YOW
- YRO
Airports in Moscow Time
- DME
- SVO
- VKO
- ZIA
- LED
- GOJ
Related conversions
Common conversions
- What is 9:00 am Ottawa in Moscow?
- 9:00 am Ottawa is 4:00 pm Moscow.
- What is 12:00 pm Ottawa in Moscow?
- 12:00 pm Ottawa is 7:00 pm Moscow.
- What is 12:30 pm Ottawa in Moscow?
- 12:30 pm Ottawa is 7:30 pm Moscow.
- What is 2:00 pm Ottawa in Moscow?
- 2:00 pm Ottawa is 9:00 pm Moscow.
- What is 5:00 pm Ottawa in Moscow?
- 5:00 pm Ottawa is 12:00 am Moscow, the next day.
- What is 11:30 pm Ottawa in Moscow?
- 11:30 pm Ottawa is 6:30 am Moscow, the next day.