Back to map

Time Difference: Ottawa to Singapore

🇨🇦OttawaUTC-5
vs
🇸🇬SingaporeUTC+8
🇨🇦
Ottawa, Canada
Mon, Jul 13
🇸🇬
Singapore, Singapore
Mon, Jul 13

Click a time to convert

Time Difference
12 hours
Singapore is 12 hours ahead of Ottawa
Compare on map
🇨🇦
Ottawa
View city page
🇸🇬
Singapore
View city page

Ottawa vs Singapore timezone guide

Ottawa (Canada) uses the America/Toronto timezone at UTC-5, while Singapore (Singapore) uses Asia/Singapore at UTC+8. This means Singapore is 13 hours ahead of Ottawa (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between Ottawa and Singapore

Standard 9-to-5 working hours in Ottawa and Singapore do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.

Hour-by-hour planner

OttawaSingaporeStatus
6am6pmOttawa early, Singapore evening
7am7pmOttawa early, Singapore evening
8am8pmOttawa early, Singapore evening
9am9pmOne side outside 9-to-5 but still awake
10am10pmOttawa working hours, Singapore late evening
11am11pmOttawa working hours, Singapore late evening
12pm12amOttawa working hours, Singapore asleep
1pm1amOttawa working hours, Singapore asleep
2pm2amOttawa working hours, Singapore asleep
3pm3amOttawa working hours, Singapore asleep
4pm4amOttawa working hours, Singapore asleep
5pm5amOttawa evening, Singapore asleep
6pm6amOttawa evening, Singapore early
7pm7amOttawa evening, Singapore early
8pm8amOttawa evening, Singapore early
9pm9amOne side outside 9-to-5 but still awake
10pm10amOttawa late evening, Singapore working hours

Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.

Daylight saving time between Ottawa and Singapore

Ottawa observes daylight saving time, but Singapore does not. That means the difference between the two cities changes seasonally — by one hour, around Ottawa's transition dates.

  • Dec 31 → Mar 8Ottawa is 13 hours behind Singapore
  • Mar 8 → Nov 1Ottawa is 12 hours behind Singapore
  • Nov 1 → Dec 31Ottawa is 13 hours behind Singapore

Distance between Ottawa and Singapore

Great-circle distance
14,814 km
Direct flight time
~18h 26m

Ottawa and Singapore are 14,814 km apart along the great-circle route. A direct flight takes roughly ~18h 26m, depending on aircraft type, winds, and routing.

More comparisons

Ottawa to New YorkOttawa to LondonOttawa to TokyoOttawa to SydneySingapore to New YorkSingapore to LondonSingapore to TokyoSingapore to Sydney

Frequently asked questions

What is the time difference between Ottawa and Singapore?
The current time difference is 12 hours. Ottawa is currently 12 hours behind Singapore.
Is Ottawa ahead of Singapore?
No. Ottawa is currently 12 hours behind Singapore.
What time is it in Singapore when it's 9 AM in Ottawa?
When it's 9 AM in Ottawa, it's 9pm in Singapore.
When is the best time to schedule a meeting between Ottawa and Singapore?
Standard 9-to-5 working hours in Ottawa and Singapore do not overlap. To meet synchronously, one side will need to start before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Ottawa and Singapore observe daylight saving time?
Ottawa observes daylight saving time, but Singapore does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are Ottawa and Singapore?
Ottawa and Singapore are 14,814 km apart along the great-circle route. A direct flight takes roughly 18 hours 26 minutes.