Ireland to Singapore
Singapore is 7 hours ahead of Ireland.
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When to ring
Ring between 07:00 and 14:00 Irish time. That is 14:00 to 21:00 in Singapore.
| In Ireland | In Singapore | Worth ringing? |
|---|---|---|
| 07:00 | 14:00 | Yes |
| 08:00 | 15:00 | Yes |
| 09:00 | 16:00 | Yes |
| 10:00 | 17:00 | Yes |
| 11:00 | 18:00 | Yes |
| 12:00 | 19:00 | Yes |
| 13:00 | 20:00 | Yes |
| 14:00 | 21:00 | Yes |
| 15:00 | 22:00 | Early or late |
| 16:00 | 23:00 | They are asleep |
| 17:00 | 00:00 next day | They are asleep |
| 18:00 | 01:00 next day | They are asleep |
| 19:00 | 02:00 next day | They are asleep |
| 20:00 | 03:00 next day | They are asleep |
| 21:00 | 04:00 next day | They are asleep |
| 22:00 | 05:00 next day | They are asleep |
Based on the current 7 hours difference. It changes on the dates below.
The difference is not fixed
Ireland changes its clocks on the last Sunday in March and the last Sunday in October. Singapore does not change its clocks at all. So for a few weeks each year the difference is an hour off what people expect.
| From | Singapore is |
|---|---|
| Now | 7 hours ahead of Ireland |
| Sunday 25 October 2026 | 8 hours ahead of Ireland |
| Sunday 28 March 2027 | 7 hours ahead of Ireland |
| Sunday 31 October 2027 | 8 hours ahead of Ireland |
| Sunday 26 March 2028 | 7 hours ahead of Ireland |
| Sunday 29 October 2028 | 8 hours ahead of Ireland |
Questions
How many hours ahead is Singapore from Ireland?
Singapore is 7 hours ahead of Ireland. This is not fixed all year: from Sunday 25 October 2026 the difference becomes 8 hours, because Ireland and Singapore change their clocks on different dates.
What time is it in Singapore when it's 9am in Ireland?
When it is 09:00 in Ireland it is 16:00 in Singapore.
When is the best time to ring Singapore from Ireland?
Between 07:00 and 14:00 Irish time, which is 14:00 to 21:00 in Singapore. Outside that window you are ringing someone who is asleep or about to be.
Does Singapore change its clocks like Ireland does?
No. Singapore stays on Singapore Time (UTC+08:00) all year. Ireland does change, so the difference between the two shifts by an hour twice a year.
Ireland to somewhere else
The same comparison for every other place we work out call times for, ordered from the smallest gap to the largest.
- Los Angeles 8 hours behind
- San Francisco 8 hours behind
- Vancouver 8 hours behind
- Calgary 7 hours behind
- Denver 7 hours behind
- Chicago 6 hours behind
- Boston 5 hours behind
- Montréal 5 hours behind
- New York 5 hours behind
- Toronto 5 hours behind
- Washington, D.C. 5 hours behind
- Lisbon same time
- London same time
- Amsterdam 1 hour ahead
- Barcelona 1 hour ahead
- Budapest 1 hour ahead
- Johannesburg 1 hour ahead
- Madrid 1 hour ahead
- Malaga 1 hour ahead
- Paris 1 hour ahead
- Prague 1 hour ahead
- Warsaw 1 hour ahead
- Bucharest 2 hours ahead
- Doha 2 hours ahead
- Riga 2 hours ahead
- Riyadh 2 hours ahead
- Sofia 2 hours ahead
- Vilnius 2 hours ahead
- Abu Dhabi 3 hours ahead
- Dubai 3 hours ahead
- Bengaluru 4 hours 30 minutes ahead
- Chennai 4 hours 30 minutes ahead
- Delhi 4 hours 30 minutes ahead
- Kolkata 4 hours 30 minutes ahead
- Mumbai 4 hours 30 minutes ahead
- Bangkok 6 hours ahead
- Hong Kong 7 hours ahead
- Perth 7 hours ahead
- Tokyo 8 hours ahead
- Adelaide 8 hours 30 minutes ahead
- Darwin 8 hours 30 minutes ahead
- Brisbane 9 hours ahead
- Canberra 9 hours ahead
- Melbourne 9 hours ahead
- Sydney 9 hours ahead
- Auckland 11 hours ahead
- Wellington 11 hours ahead