Istanbul and Saint John's Time Zone Comparison
Istanbul and Saint John's are two major cities that sit in noticeably different time zones. Saint John's is in North America, while Istanbul sits in the Middle East.
Saint John's is always 7 hours behind Istanbul, with no seasonal change, since neither city's daylight saving rules shift this relationship.
With a gap this large, business hours barely overlap between Istanbul and Saint John's — an early morning or a late evening on one side is usually needed to connect with the other.