International meeting planner
How to plan an international meeting time
The best time for a global meeting is rarely a single perfect hour. It is a transparent compromise that accounts for each participant’s city, local date, normal working hours, and seasonal clock rules.
1. Start with cities, not abbreviations
Ask participants for the city where they will join. Abbreviations such as CST and IST can mean different time zones, while a city identifies the time-zone rules that apply. Search each city in the world clock and confirm the country or region before comparing the clocks.
2. Check the date as well as the hour
An afternoon meeting in the Americas can already be the next calendar day in Asia or Oceania. Include the weekday and date in the invitation, especially for sessions near midnight or events that span several regions.
3. Look for the least disruptive overlap
For recurring meetings, begin with the participants’ ordinary working hours. When no overlap is ideal, rotate the inconvenient slot instead of permanently assigning it to the same region.
- Compare all cities at the same instant rather than converting from memory.
- Avoid ambiguous zone abbreviations in the invite title.
- Include the organizer’s time zone and the date in follow-up messages.
- For high-stakes deadlines, confirm with the organization that sets the deadline.
4. Recheck around daylight-saving changes
Daylight-saving changes do not occur on the same dates everywhere, and many places do not observe them at all. During transition weeks, a familiar difference between two cities can shift by an hour. Recheck a recurring meeting after a clock change rather than assuming last month’s arrangement is still correct.
Simple rule: a named city and date are more useful than a bare clock time. For example, “Tuesday, 14:00 in London” can be checked reliably; “2 PM GMT” can be misleading when daylight-saving time is in effect.
5. Send an unambiguous invitation
Modern calendar tools normally adjust a city-based time zone for each guest. In addition to the calendar event, include the source city, local date, and a link to the meeting details. This makes a time change easier to spot before anyone misses the event.
Need the background on offsets and date changes? Read the practical world-time guide.