Does Dubai observe daylight saving time?

No. Dubai stays on GST (UTC+4) all year, so its clocks don't change.

Does Kolkata observe daylight saving time?

No. Kolkata stays on IST (UTC+5:30) all year, so its clocks don't change.

What time is it in Kolkata when it's 9 AM in Dubai?

10:30 AM in Kolkata, on the same day.

Dubai to Kolkata Meeting Planner

Kolkata is 1 hour 30 minutes ahead of Dubai right now. Their working days overlap for 6 hours 30 minutes today.

Dubai · United Arab Emirates

8:59 AM

Sat, Oct 17 · GST

Kolkata · India

10:29 AM

Sat, Oct 17 · IST

Best Meeting Times Between Dubai and Kolkata

9:00 AM to 3:30 PM in Dubai (10:30 AM to 5:00 PM in Kolkata). That's when both cities are inside working hours, 9 AM to 5 PM, giving 6 hours 30 minutes of overlap today.

Who's meeting

2 of 4 places

DubaiOrganizerUnited Arab Emirates ·8:59AMnow
KolkataIndia ·10:29AMnow

Add a city

Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.

Date in Dubai

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in Dubai time.

1:00PMBest · OptimalWorking hours in Dubai (13:00) and Kolkata (14:30).
12:30PMOption 2 · OptimalWorking hours in Dubai (12:30) and Kolkata (14:00).
1:30PMOption 3 · OptimalWorking hours in Dubai (13:30) and Kolkata (15:00).

The whole day

Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.

Each column is a half hour of the first place's day. The Fit row grades how well the slot suits everyone; each row shows the local time and whether it's working hours there.
Fit
DubaiGST
KolkataIST
UTC	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19

Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor

Your meeting

Dubai1:00 PM GSTSat, Oct 17
Kolkata2:30 PM ISTSat, Oct 17
UTC2026-10-17 09:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Dubai and Kolkata

Kolkata is 1 hour 30 minutes ahead of Dubai right now: Kolkata is on IST (UTC+5:30) and Dubai on GST (UTC+4). Neither city changes its clocks, so the gap is the same all year.

Time difference between Dubai and Kolkata over the next 12 months
From	Difference	Why
Now	Kolkata 1 hour 30 minutes ahead	—

Dubai is on Gulf Standard Time. Kolkata is on India Standard Time.

Frequently Asked Questions: Dubai & Kolkata Scheduling

What is the time difference between Dubai and Kolkata?: Kolkata is 1 hour 30 minutes ahead of Dubai right now: Kolkata is on IST (UTC+5:30) and Dubai on GST (UTC+4). Neither city changes its clocks, so the gap is the same all year.
What is the best time to schedule a meeting between Dubai and Kolkata?: 9:00 AM to 3:30 PM in Dubai (10:30 AM to 5:00 PM in Kolkata). That's when both cities are inside working hours, 9 AM to 5 PM, giving 6 hours 30 minutes of overlap today.
Does Dubai observe daylight saving time?: No. Dubai stays on GST (UTC+4) all year, so its clocks don't change.
Does Kolkata observe daylight saving time?: No. Kolkata stays on IST (UTC+5:30) all year, so its clocks don't change.
What time is it in Kolkata when it's 9 AM in Dubai?: 10:30 AM in Kolkata, on the same day.

Or see every city pair, or plan with more places in the meeting planner.