Dublin to Lisbon Time

Dublin (Ireland) is an important regional economy, with key industries in diverse sectors including services and trade. Lisbon (Portugal) is an important regional economy, known for diverse sectors including services and trade. With a zero time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.

Scheduling Meetings Between Dublin and Lisbon

Since Dublin and Lisbon share the same UTC offset, scheduling meetings is straightforward — any time that works in one city works in the other. Business hours typically follow a 9 AM–5 PM schedule. Business hours typically follow a 9 AM–5 PM schedule. Keep in mind that if one city observes Daylight Saving Time and the other doesn't, the effective difference can shift by 1 hour during parts of the year.

Daylight Saving Time Considerations

Both Dublin and Lisbon observe Daylight Saving Time. Dublin uses GMT/IST (switching between standard and daylight time), while Lisbon uses WET/WEST. If their DST transitions happen on different dates — which is common, as the US, EU, and other regions change clocks on different weekends — the effective time difference between the two cities can shift by 1 hour for several weeks. Always double-check the actual offset during March–April and October–November.

GMT (GMT/IST) stands for the timezone used in Dublin, Ireland (UTC+0). WET (WET/WEST) is the timezone used in Lisbon, Portugal (UTC+0). Dublin and Lisbon are in the same time zone.

To convert GMT to WET, both zones are at the same time. For example, GMT 9:00 AM = WET 9:00 AM.