TRT to IST Time Converter

Convert Turkey Time (TRT) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 2h 30m ahead.

Istanbul · Turkey Time
15:42:08
Monday, May 11, 2026
GMT+3 · UTC+03:00
Mumbai · India Standard Time
18:12:08
Monday, May 11, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: TRT (Istanbul)
To: IST (Mumbai)
--:--

Daylight Saving status right now

TRT (Turkey Time)
Observes DST
No
IST (India Standard Time)
Observes DST
No

When can TRT and IST meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
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23
TRT
IST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Istanbul (TRT). Each row shows the local working-hours state in that zone for the same moment in time.
6 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–14:00 TRT (11:30–16:30 IST).

Hour-by-hour TRT to IST conversion table

TRT time (Istanbul)IST time (Mumbai)Status
00:00 Mon02:30 MonOff-hours both sides
01:00 Mon03:30 MonOff-hours both sides
02:00 Mon04:30 MonOff-hours both sides
03:00 Mon05:30 MonOff-hours both sides
04:00 Mon06:30 MonOff-hours both sides
05:00 Mon07:30 MonOff-hours both sides
06:00 Mon08:30 MonOff-hours both sides
07:00 Mon09:30 MonIST working
08:00 Mon10:30 MonIST working
09:00 Mon11:30 MonBoth at work
10:00 Mon12:30 MonBoth at work
11:00 Mon13:30 MonBoth at work
12:00 Mon14:30 MonBoth at work
13:00 Mon15:30 MonBoth at work
14:00 Mon16:30 MonBoth at work
15:00 Mon17:30 MonTRT working
16:00 Mon18:30 MonTRT working
17:00 Mon19:30 MonOff-hours both sides
18:00 Mon20:30 MonOff-hours both sides
19:00 Mon21:30 MonOff-hours both sides
20:00 Mon22:30 MonOff-hours both sides
21:00 Mon23:30 MonOff-hours both sides
22:00 Mon00:30 TueOff-hours both sides
23:00 Mon01:30 TueOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Turkey Time (TRT)
IANA identifier
Europe/Istanbul
Current UTC offset
UTC+03:00
Current abbreviation
GMT+3
Major cities in this zone
IstanbulAnkara
India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata

Sun today in Istanbul and Mumbai

Istanbul
Sunrise
05:52
Sunset
20:11
Solar noon
13:01
Daylight
14h 19m
Mumbai
Sunrise
06:06
Sunset
19:05
Solar noon
12:36
Daylight
12h 58m

Related converters

IST to TRT (reverse)TRT to ESTTRT to PSTTRT to GMTTRT to UTCTRT to CETEST to ISTPST to ISTGMT to ISTUTC to ISTCET to IST
Looking for local time? See time in Istanbul or time in Mumbai.

Frequently asked questions

What is the time difference between TRT and IST right now?+
IST (India Standard Time) is currently 2h 30m ahead TRT (Turkey Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does TRT or IST observe daylight saving time?+
TRT: does not observe daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between TRT and IST?+
The strongest overlap is 09:00–14:00 TRT (11:30–16:30 IST), giving 6 hours when both sides are within standard 9am-5pm working hours.
What time is it in Mumbai when it is 12:00 noon in Istanbul?+
When it is 12:00 Mon in Istanbul (TRT), it is 14:30 Mon in Mumbai (IST).
Which IANA time zone identifiers are used for TRT and IST?+
TRT maps to "Europe/Istanbul" in the IANA database. IST maps to "Asia/Kolkata". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Istanbul ahead of or behind Mumbai?+
Whether Istanbul (TRT) is ahead of or behind Mumbai (IST) depends on the current UTC offsets. Right now IST is 2h 30m ahead TRT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for TRT and IST?+
TRT is UTC+03:00 (GMT+3) and IST is UTC+05:30 (GMT+5:30). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both TRT and IST?+
Yes. There are 6 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–14:00 TRT.