Kolkata to Seattle Time Converter
Seattle is 13 hours 30 minutes behind Kolkata right now. 9:00 AM in Kolkata is 7:30 PM in Seattle (the day before).
Time now: Kolkata and Seattle
Seattle is 13 hours 30 minutes behind Kolkata right now. The gap is not fixed: it is 13 hours 30 minutes at some times of the year and 12 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.
Kolkata and Seattle are about 11,631 km (7,227 miles) apart in a straight line. Right now Kolkata is on IST (UTC+05:30) and Seattle is on PST (UTC-08:00).
Kolkata to Seattle conversion table
Every hour of the day, using today's time difference.
| Kolkata | Seattle |
|---|---|
| 12:00 AM | 10:30 AMprevious day |
| 1:00 AM | 11:30 AMprevious day |
| 2:00 AM | 12:30 PMprevious day |
| 3:00 AM | 1:30 PMprevious day |
| 4:00 AM | 2:30 PMprevious day |
| 5:00 AM | 3:30 PMprevious day |
| 6:00 AM | 4:30 PMprevious day |
| 7:00 AM | 5:30 PMprevious day |
| 8:00 AM | 6:30 PMprevious day |
| 9:00 AM | 7:30 PMprevious day |
| 10:00 AM | 8:30 PMprevious day |
| 11:00 AM | 9:30 PMprevious day |
| 12:00 PM | 10:30 PMprevious day |
| 1:00 PM | 11:30 PMprevious day |
| 2:00 PM | 12:30 AM |
| 3:00 PM | 1:30 AM |
| 4:00 PM | 2:30 AM |
| 5:00 PM | 3:30 AM |
| 6:00 PM | 4:30 AM |
| 7:00 PM | 5:30 AM |
| 8:00 PM | 6:30 AM |
| 9:00 PM | 7:30 AM |
| 10:00 PM | 8:30 AM |
| 11:00 PM | 9:30 AM |
Best time to meet between Kolkata and Seattle
There is no overlap between 9 AM and 6 PM in both places.
If both sides can be flexible (7 AM – 10 PM):
- 7:00 AM – 12:00 PM Kolkata = 5:30 PM – 10:30 PM Seattle
- 9:00 PM – 10:00 PM Kolkata = 7:30 AM – 8:30 AM Seattle
The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.
Does the time difference between Kolkata and Seattle change?
Yes. Right now Seattle is 13 hours 30 minutes behind Kolkata. These are the dates in the next 12 months when the gap changes:
- Sunday, 14 March 2027: Seattle moves its clocks forward. Seattle is 12 hours 30 minutes behind Kolkata from then (it was 13 hours 30 minutes before).
- Sunday, 7 November 2027: Seattle moves its clocks back. Seattle is 13 hours 30 minutes behind Kolkata from then (it was 12 hours 30 minutes before).
Office hours in each other's time
- 9 AM to 6 PM in Kolkata is 7:30 PM (previous day) to 4:30 AM in Seattle.
- 9 AM to 6 PM in Seattle is 10:30 PM to 7:30 AM (next day) in Kolkata.
Based on today's clock settings.
Frequently asked questions
What is the time difference between Kolkata and Seattle?
Seattle is 13 hours 30 minutes behind Kolkata right now. The gap is not fixed: it is 13 hours 30 minutes at some times of the year and 12 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.
How do I convert Kolkata to Seattle?
Subtract 13 hours 30 minutes from the Kolkata time to get the Seattle time (at today's difference). 9:00 AM in Kolkata is 7:30 PM in Seattle (the day before). Or use the converter above and pick any date and time.
What is the current time in Seattle?
It is 3:20 PM in Seattle on Monday, November 9 (the converter above shows it live). At the same moment it is 4:50 AM in Kolkata.
Does the time difference between Kolkata and Seattle change during the year?
Yes. Right now Seattle is 13 hours 30 minutes behind Kolkata. Over the next 12 months the gap changes 2 times: Sunday, 14 March 2027: Seattle moves its clocks forward. Seattle is 12 hours 30 minutes behind Kolkata from then (it was 13 hours 30 minutes before). Sunday, 7 November 2027: Seattle moves its clocks back. Seattle is 13 hours 30 minutes behind Kolkata from then (it was 12 hours 30 minutes before).
What is the best time for a meeting between Kolkata and Seattle?
The two places have no shared working hours (9 AM – 6 PM). The nearest option is 7:00 AM – 12:00 PM Kolkata = 5:30 PM – 10:30 PM Seattle.