Bangalore is 13 hours and 30 minutes ahead of Seattle during standard time (or 12.5 hours during PDT). Seattle uses Pacific Time (PT, UTC-8/-7) while Bangalore uses Indian Standard Time (IST, UTC+5:30). When it's 12:00 PM in Seattle, it's 1:30 AM the next day in Bangalore.
India does not observe daylight saving time, so the difference varies between 12.5 and 13.5 hours depending on whether Seattle is on PST or PDT.
Best calling time: 6:00 AM - 8:00 AM Seattle time. This corresponds to 7:30 PM - 9:30 PM in Bangalore (or 6:30 PM - 8:30 PM during PST), catching Indian evening hours.
Seattle and Bangalore are two of the world's most important tech hubs. Microsoft, Amazon, and many Seattle tech companies have major development centers in Bangalore. This is one of the busiest tech corridors globally.