Phoenix is 2 hours behind Chicago during winter (CST), and 1 hour behind during summer (CDT). Chicago uses Central Time while Phoenix uses Mountain Standard Time (MST, UTC-7). Arizona does not observe daylight saving time.
When it's 12:00 PM in Chicago during winter, it's 10:00 AM in Phoenix. During summer, when it's 12:00 PM in Chicago, it's 11:00 AM in Phoenix.
Best calling time: 10:00 AM - 6:00 PM Chicago time (winter) or 10:00 AM - 6:00 PM (summer). This covers business hours in Phoenix, but remember to adjust for seasonal changes in Chicago.
Phoenix is a popular destination for Chicagoans escaping winter weather. The flight takes about 3.5 hours, and many Chicago residents have second homes in the Phoenix area.