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Kola'a to BST Time Converter

Updating current time…
Kola'a
Solomon Islands
SBT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
BST
British Summer Time
GMT +1
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

11:00 pm23:00 SBT (UTC+11), Oct 9, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 9, 2026

Kola'a is 10 hours ahead of BST.

How the time difference changes

For most of the year, Kola'a is 10 hours ahead of BST. At other times of the year, Kola'a is 11 hours ahead of GMT.

For most of the year, working hours of 9:00 am to 5:00 pm in Kola'a correspond to 11:00 pm (previous day) to 7:00 am in BST. At other times of the year, working hours of 9:00 am to 5:00 pm in Kola'a correspond to 10:00 pm (previous day) to 6:00 am in GMT.For most of the year, working hours of 09:00 to 17:00 in Kola'a correspond to 23:00 (previous day) to 07:00 in BST. At other times of the year, working hours of 09:00 to 17:00 in Kola'a correspond to 22:00 (previous day) to 06:00 in GMT.

Compare Kola'a time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

SBT (Solomon IslandsTime) is 10 hours ahead of British Summer Time.
11:00 pm23:00 in Kola'a, Solomon Islands is 1:00 pm13:00 in BST

Kola'a to BST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in Kola'a which corresponds to 7:30am-8:30am07:30-08:30 in BST

11:00 pm23:00 SBT (Solomon IslandsTime) (Kola'a, Solomon Islands). Offset UTC +11:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour

11:00 pm23:00 Kola'a, Solomon Islands / 1:00 pm13:00 BST

Kola'a, Solomon IslandsBST
12:00am2:00pm
1:00am3:00pm
2:00am4:00pm
3:00am5:00pm
4:00am6:00pm
5:00am7:00pm
6:00am8:00pm
7:00am9:00pm
8:00am10:00pm
9:00am11:00pm
10:00am12:00am
11:00am1:00am
12:00pm2:00am
1:00pm3:00am
2:00pm4:00am
3:00pm5:00am
4:00pm6:00am
5:00pm7:00am
6:00pm8:00am
7:00pm9:00am
8:00pm10:00am
9:00pm11:00am
10:00pm12:00pm
11:00pm1:00pm
00:0014:00
01:0015:00
02:0016:00
03:0017:00
04:0018:00
05:0019:00
06:0020:00
07:0021:00
08:0022:00
09:0023:00
10:0000:00
11:0001:00
12:0002:00
13:0003:00
14:0004:00
15:0005:00
16:0006:00
17:0007:00
18:0008:00
19:0009:00
20:0010:00
21:0011:00
22:0012:00
23:0013:00

Kola'a Information

Time Zone

Abbreviation / Name
SBT - Solomon IslandsTime
UTC / GMT Offset
+11:00 hours during Solomon IslandsTime, currently in use.

Kola'a Facts

Country
Solomon Islands
Population
20,783
Currency
Dollar (SBD)
Geographic Coordinates
9° 26' S Latitude / 159° 58' E Longitude
International Dialing Code
+677

British Summer Time

Offset: BST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST time zone is London in United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Liverpool, Saint Helier.

BST Time Zone Geo Map
BST timezone map

Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

Daylight saving time clock moves forward for one hourStart: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

BST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for BST
  • A - short form of 'Alpha'
IANA/Olson: Reflects BST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Europe/Belfast
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones
  • British Summer Time - UTC +1
  • Bangladesh Standard Time - UTC +6
  • Bougainville Standard Time - UTC +11
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT