SBT to IRT Time Converter

Convert Solomon Islands Time (SBT) to Iran Standard Time (IRT). Both time zones are shown live below; current offset between them is 7h 30m behind.

Honiara · Solomon Islands Time
05:53:27
Tuesday, May 12, 2026
GMT+11 · UTC+11:00
Tehran · Iran Standard Time
22:23:27
Monday, May 11, 2026
GMT+3:30 · UTC+03:30

Convert a specific time

From: SBT (Honiara)
To: IRT (Tehran)
--:--

Daylight Saving status right now

SBT (Solomon Islands Time)
Observes DST
No
IRT (Iran Standard Time)
Observes DST
No

When can SBT and IRT meet?

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01
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SBT
IRT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Honiara (SBT). 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 16:00–18:00 SBT (08:30–10:30 IRT).

Hour-by-hour SBT to IRT conversion table

SBT time (Honiara)IRT time (Tehran)Status
00:00 Tue16:30 MonIRT working
01:00 Tue17:30 MonOff-hours both sides
02:00 Tue18:30 MonOff-hours both sides
03:00 Tue19:30 MonOff-hours both sides
04:00 Tue20:30 MonOff-hours both sides
05:00 Tue21:30 MonOff-hours both sides
06:00 Tue22:30 MonOff-hours both sides
07:00 Tue23:30 MonOff-hours both sides
08:00 Tue00:30 TueOff-hours both sides
09:00 Tue01:30 TueSBT working
10:00 Tue02:30 TueSBT working
11:00 Tue03:30 TueSBT working
12:00 Tue04:30 TueSBT working
13:00 Tue05:30 TueSBT working
14:00 Tue06:30 TueSBT working
15:00 Tue07:30 TueSBT working
16:00 Tue08:30 TueSBT working
17:00 Tue09:30 TueIRT working
18:00 Tue10:30 TueIRT working
19:00 Tue11:30 TueIRT working
20:00 Tue12:30 TueIRT working
21:00 Tue13:30 TueIRT working
22:00 Tue14:30 TueIRT working
23:00 Tue15:30 TueIRT working

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

Solomon Islands Time (SBT)
IANA identifier
Pacific/Guadalcanal
Current UTC offset
UTC+11:00
Current abbreviation
GMT+11
Major cities in this zone
Honiara
Iran Standard Time (IRT)
IANA identifier
Asia/Tehran
Current UTC offset
UTC+03:30
Current abbreviation
GMT+3:30
Major cities in this zone
TehranIsfahan

Sun today in Honiara and Tehran

Tehran
Sunrise
05:04
Sunset
18:59
Solar noon
12:02
Daylight
13h 55m

Related converters

IRT to SBT (reverse)SBT to ESTSBT to PSTSBT to GMTSBT to UTCSBT to CETEST to IRTPST to IRTGMT to IRTUTC to IRTCET to IRT
Looking for local time? See time in Honiara or time in Tehran.

Frequently asked questions

What is the time difference between SBT and IRT right now?+
IRT (Iran Standard Time) is currently 7h 30m behind SBT (Solomon Islands Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does SBT or IRT observe daylight saving time?+
SBT: does not observe daylight saving time. IRT: does not observe daylight saving time.
When is the best time to schedule a meeting between SBT and IRT?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 16:00–18:00 SBT (08:30–10:30 IRT).
What time is it in Tehran when it is 12:00 noon in Honiara?+
When it is 12:00 Tue in Honiara (SBT), it is 04:30 Tue in Tehran (IRT).
Which IANA time zone identifiers are used for SBT and IRT?+
SBT maps to "Pacific/Guadalcanal" in the IANA database. IRT maps to "Asia/Tehran". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Honiara ahead of or behind Tehran?+
Whether Honiara (SBT) is ahead of or behind Tehran (IRT) depends on the current UTC offsets. Right now IRT is 7h 30m behind SBT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for SBT and IRT?+
SBT is UTC+11:00 (GMT+11) and IRT is UTC+03:30 (GMT+3:30). 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 SBT and IRT?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between SBT and IRT is 16:00–18:00 SBT.