There is no time difference between London and Dublin. Both cities use GMT/IST (Irish Standard Time during summer). When it's 9:00 AM in London, it's also 9:00 AM in Dublin.
Both cities observe daylight saving time on the same schedule, so they remain synchronized year-round.
Any time works! Since both cities share the same timezone, you can schedule calls during standard business hours (9:00 AM - 5:00 PM) without any time conversion needed.
London and Dublin are connected by numerous daily flights taking about 1.5 hours. The UK and Ireland have deep historical and economic ties, with significant business and cultural exchange.