GMT to SBT Time Converter

Convert Greenwich Mean Time (GMT) to Solomon Islands Time (SBT). Both time zones are shown live below; current offset between them is 10 hours ahead.

London · Greenwich Mean Time
03:07:49
Wednesday, May 13, 2026
GMT+1 · UTC+01:00
Honiara · Solomon Islands Time
13:07:49
Wednesday, May 13, 2026
GMT+11 · UTC+11:00

Convert a specific time

From: GMT (London)
To: SBT (Honiara)
--:--

Daylight Saving status right now

GMT (Greenwich Mean Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-10-25
Offset shift
UTC+01:00 → UTC+00:00
SBT (Solomon Islands Time)
Observes DST
No

Heads up: GMT observes DST while SBT does not. The 10-hour difference shown above will shift by one hour when GMT starts or ends DST.

When can GMT and SBT meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
GMT
SBT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in London (GMT). 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 08:00–08:00 GMT (18:00–18:00 SBT).

Hour-by-hour GMT to SBT conversion table

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

Greenwich Mean Time (GMT)
IANA identifier
Europe/London
Current UTC offset
UTC+01:00
Current abbreviation
GMT+1
Major cities in this zone
LondonManchesterEdinburghBirmingham
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 London and Honiara

London
Sunrise
05:13
Sunset
20:43
Solar noon
12:58
Daylight
15h 29m

Related converters

SBT to GMT (reverse)GMT to ESTGMT to PSTGMT to UTCGMT to CETGMT to ISTEST to SBTPST to SBTUTC to SBTCET to SBTIST to SBT
Looking for local time? See time in London or time in Honiara.

Frequently asked questions

What is the time difference between GMT and SBT right now?+
SBT (Solomon Islands Time) is currently 10 hours ahead GMT (Greenwich Mean Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does GMT or SBT observe daylight saving time?+
GMT: observes daylight saving time. SBT: does not observe daylight saving time.
When is the best time to schedule a meeting between GMT and SBT?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 08:00–08:00 GMT (18:00–18:00 SBT).
What time is it in Honiara when it is 12:00 noon in London?+
When it is 12:00 Wed in London (GMT), it is 22:00 Wed in Honiara (SBT).
Which IANA time zone identifiers are used for GMT and SBT?+
GMT maps to "Europe/London" 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 London ahead of or behind Honiara?+
Whether London (GMT) is ahead of or behind Honiara (SBT) depends on the current UTC offsets. Right now SBT is 10 hours ahead GMT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for GMT and SBT?+
GMT is UTC+01:00 (GMT+1) 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 GMT and SBT?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between GMT and SBT is 08:00–08:00 GMT.