IST to SBT Time Converter

Convert India Standard Time (IST) to Solomon Islands Time (SBT). Both time zones are shown live below; current offset between them is 5h 30m ahead.

Mumbai · India Standard Time
09:32:28
Wednesday, May 13, 2026
GMT+5:30 · UTC+05:30
Honiara · Solomon Islands Time
15:02:28
Wednesday, May 13, 2026
GMT+11 · UTC+11:00

Convert a specific time

From: IST (Mumbai)
To: SBT (Honiara)
--:--

Daylight Saving status right now

IST (India Standard Time)
Observes DST
No
SBT (Solomon Islands Time)
Observes DST
No

When can IST and SBT 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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21
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23
IST
SBT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Mumbai (IST). Each row shows the local working-hours state in that zone for the same moment in time.
3 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–11:00 IST (14:30–16:30 SBT).

Hour-by-hour IST to SBT conversion table

IST time (Mumbai)SBT time (Honiara)Status
00:00 Wed05:30 WedOff-hours both sides
01:00 Wed06:30 WedOff-hours both sides
02:00 Wed07:30 WedOff-hours both sides
03:00 Wed08:30 WedOff-hours both sides
04:00 Wed09:30 WedSBT working
05:00 Wed10:30 WedSBT working
06:00 Wed11:30 WedSBT working
07:00 Wed12:30 WedSBT working
08:00 Wed13:30 WedSBT working
09:00 Wed14:30 WedBoth at work
10:00 Wed15:30 WedBoth at work
11:00 Wed16:30 WedBoth at work
12:00 Wed17:30 WedIST working
13:00 Wed18:30 WedIST working
14:00 Wed19:30 WedIST working
15:00 Wed20:30 WedIST working
16:00 Wed21:30 WedIST working
17:00 Wed22:30 WedOff-hours both sides
18:00 Wed23:30 WedOff-hours both sides
19:00 Wed00:30 ThuOff-hours both sides
20:00 Wed01:30 ThuOff-hours both sides
21:00 Wed02:30 ThuOff-hours both sides
22:00 Wed03:30 ThuOff-hours both sides
23:00 Wed04:30 ThuOff-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

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
Solomon Islands Time (SBT)
IANA identifier
Pacific/Guadalcanal
Current UTC offset
UTC+11:00
Current abbreviation
GMT+11
Major cities in this zone
Honiara

Sun today in Mumbai and Honiara

Mumbai
Sunrise
06:06
Sunset
19:06
Solar noon
12:36
Daylight
13h 0m

Related converters

SBT to IST (reverse)IST to ESTIST to PSTIST to GMTIST to UTCIST to CETEST to SBTPST to SBTGMT to SBTUTC to SBTCET to SBT
Looking for local time? See time in Mumbai or time in Honiara.

Frequently asked questions

What is the time difference between IST and SBT right now?+
SBT (Solomon Islands Time) is currently 5h 30m ahead IST (India Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does IST or SBT observe daylight saving time?+
IST: does not observe daylight saving time. SBT: does not observe daylight saving time.
When is the best time to schedule a meeting between IST and SBT?+
The strongest overlap is 09:00–11:00 IST (14:30–16:30 SBT), giving 3 hours when both sides are within standard 9am-5pm working hours.
What time is it in Honiara when it is 12:00 noon in Mumbai?+
When it is 12:00 Wed in Mumbai (IST), it is 17:30 Wed in Honiara (SBT).
Which IANA time zone identifiers are used for IST and SBT?+
IST maps to "Asia/Kolkata" in the IANA database. SBT maps to "Pacific/Guadalcanal". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Mumbai ahead of or behind Honiara?+
Whether Mumbai (IST) is ahead of or behind Honiara (SBT) depends on the current UTC offsets. Right now SBT is 5h 30m ahead IST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for IST and SBT?+
IST is UTC+05:30 (GMT+5:30) and SBT is UTC+11:00 (GMT+11). 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 IST and SBT?+
Yes. There are 3 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–11:00 IST.