AST (Puerto Rico) to IST (Kolkata) Time Converter

Convert time between AST (Puerto Rico) and IST (Kolkata)

Live updates
10:51 PM→08:21 AM
IST (Kolkata) is 9h 30m ahead of AST (Puerto Rico)

From

AST (Puerto Rico)

City:
Puerto Rico
Country:
Puerto Rico
UTC Offset:
UTC-4
Local Time:
10:51 PMNight

To

IST (Kolkata)

City:
Kolkata
Country:
India
UTC Offset:
UTC+5:30
Local Time:
08:21 AMEarly Morning

Time Analysis

Smart Insights

Best time to call

IST (Kolkata) morning

AST (Puerto Rico) is sleeping

Working hours overlap

0 hours

9 AM - 5 PM window

24-Hour Comparison

Quick reference for the full day

UTC → AST (Puerto Rico) → IST (Kolkata)

AST (Puerto Rico) Business Hours

Business Hours: 9:00 AM - 5:00 PM (UTC -04:00)

IST (Kolkata) Business Hours

Business Hours: 9:00 AM - 5:00 PM (UTC +05:30)

Best time to schedule meetings: When both timezones are in business hours (9 AM - 5 PM)

AST (Puerto Rico) is 9h 30m behind of IST (Kolkata)

UTC
AST (Puerto Rico)9AM-5PM
IST (Kolkata)9AM-5PM
00:00Aug 27
20:00 (prev day)Aug 26
05:30Aug 27
01:00Aug 27
21:00 (prev day)Aug 26
06:30Aug 27
02:00NowAug 27
22:00 (prev day)Aug 26
07:30Aug 27
03:00Aug 27
23:00 (prev day)Aug 26
08:30Aug 27
04:00Aug 27
00:00Aug 27
09:30Aug 27
05:00Aug 27
01:00Aug 27
10:30Aug 27
06:00Aug 27
02:00Aug 27
11:30Aug 27
07:00Aug 27
03:00Aug 27
12:30Aug 27
08:00Aug 27
04:00Aug 27
13:30Aug 27
09:00Aug 27
05:00Aug 27
14:30Aug 27
10:00Aug 27
06:00Aug 27
15:30Aug 27
11:00Aug 27
07:00Aug 27
16:30Aug 27
12:00Aug 27
08:00Aug 27
17:30Aug 27
13:00Aug 27
09:00Aug 27
18:30Aug 27
14:00Aug 27
10:00Aug 27
19:30Aug 27
15:00Aug 27
11:00Aug 27
20:30Aug 27
16:00Aug 27
12:00Aug 27
21:30Aug 27
17:00Aug 27
13:00Aug 27
22:30Aug 27
18:00Aug 27
14:00Aug 27
23:30Aug 27
19:00Aug 27
15:00Aug 27
00:30 (next day)Aug 28
20:00Aug 27
16:00Aug 27
01:30 (next day)Aug 28
21:00Aug 27
17:00Aug 27
02:30 (next day)Aug 28
22:00Aug 27
18:00Aug 27
03:30 (next day)Aug 28
23:00Aug 27
19:00Aug 27
04:30 (next day)Aug 28
Current UTC hour
Overlap (Both 9AM-5PM)
AST (Puerto Rico) only
IST (Kolkata) only
Overlap dot
(next day)
(prev day)

Popular Conversions

Most requested time zone pairs

Loading related conversions...
?

Frequently Asked Questions

About AST (Puerto Rico) to IST (Kolkata) time conversion

General Questions

IST (Kolkata)is9 hours and 30 minutesahead ofAST (Puerto Rico)

AST (Puerto Rico)

12:00 AM

IST (Kolkata)

9:30 AM

Conversely, when it is 12:00 AM in IST (Kolkata), it is 2:30 PM in AST (Puerto Rico).

Business & Meetings

Travel Planning

Technical Details

Live updates every second •