There is no time difference between Prague and Vienna. Both cities use Central European Time (CET, UTC+1) and Central European Summer Time (CEST, UTC+2). When it's 12:00 PM in Prague, it's also 12:00 PM in Vienna.
Both cities observe daylight saving time on the same EU 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.
Prague and Vienna are neighboring Central European capitals with shared history from the Austro-Hungarian Empire. The train journey takes about 4 hours, and flights take just under an hour. Both cities are renowned for their classical music heritage and beautiful architecture.