GFT to IST Time Converter

Convert French Guiana Time (GFT) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 8h 30m ahead.

Cayenne · French Guiana Time
06:20:24
Monday, May 11, 2026
GMT-3 · UTC-03:00
Mumbai · India Standard Time
14:50:24
Monday, May 11, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: GFT (Cayenne)
To: IST (Mumbai)
--:--

Daylight Saving status right now

GFT (French Guiana Time)
Observes DST
No
IST (India Standard Time)
Observes DST
No

When can GFT and IST meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
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23
GFT
IST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Cayenne (GFT). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 08:00–10:00 GFT (16:30–18:30 IST).

Hour-by-hour GFT to IST conversion table

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

French Guiana Time (GFT)
IANA identifier
America/Cayenne
Current UTC offset
UTC-03:00
Current abbreviation
GMT-3
Major cities in this zone
Cayenne
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 Cayenne and Mumbai

Mumbai
Sunrise
06:06
Sunset
19:05
Solar noon
12:36
Daylight
12h 58m

Related converters

IST to GFT (reverse)GFT to ESTGFT to PSTGFT to GMTGFT to UTCGFT to CETEST to ISTPST to ISTGMT to ISTUTC to ISTCET to IST
Looking for local time? See time in Cayenne or time in Mumbai.

Frequently asked questions

What is the time difference between GFT and IST right now?+
IST (India Standard Time) is currently 8h 30m ahead GFT (French Guiana Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does GFT or IST observe daylight saving time?+
GFT: does not observe daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between GFT and IST?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 08:00–10:00 GFT (16:30–18:30 IST).
What time is it in Mumbai when it is 12:00 noon in Cayenne?+
When it is 12:00 Mon in Cayenne (GFT), it is 20:30 Mon in Mumbai (IST).
Which IANA time zone identifiers are used for GFT and IST?+
GFT maps to "America/Cayenne" 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 Cayenne ahead of or behind Mumbai?+
Whether Cayenne (GFT) is ahead of or behind Mumbai (IST) depends on the current UTC offsets. Right now IST is 8h 30m ahead GFT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for GFT and IST?+
GFT 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 GFT and IST?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between GFT and IST is 08:00–10:00 GFT.