BST
Bougainville Standard Time
GMT +11
12am
3am
6am
9am
12pm
3pm
6pm
9pm
SAST
South Africa Standard Time
GMT +2
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

BST is 9 hours ahead of SAST. BST uses GMT +11, and SAST uses GMT +2 for this comparison.

For example, 11:00 pm BST is 2:00 pm SAST. Use the converter above to adjust the date or time and create a shareable meeting link.

Best meeting overlap: 5pm-6pm BST, which is 8am-9am SAST.

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

Time Difference

Bougainville Standard Time is 9 hours ahead of South Africa Standard Time
11:00 pm23:00 in BST is 2:00 pm14:00 in SAST

BST to SAST call time
Best time for a conference call or a meeting is between 5pm-6pm in BST which corresponds to 8am-9am in SAST

11:00 pm23:00 Bougainville Standard Time (BST). Offset UTC +11:00 hours
2:00 pm14:00 South Africa Standard Time (SAST). Offset UTC +2:00 hours

11:00 pm23:00 BST / 2:00 pm14:00 SAST

BSTSAST
12am (midnight)3pm
1am4pm
2am5pm
3am6pm
4am7pm
5am8pm
6am9pm
7am10pm
8am11pm
9am12am (midnight)
10am1am
11am2am
12pm (noon)3am
1pm4am
2pm5am
3pm6am
4pm7am
5pm8am
6pm9am
7pm10am
8pm11am
9pm12pm (noon)
10pm1pm
11pm2pm
00:0015:00
01:0016:00
02:0017:00
03:0018:00
04:0019:00
05:0020:00
06:0021:00
07:0022:00
08:0023:00
09:0000:00
10:0001:00
11:0002:00
12:0003:00
13:0004:00
14:0005:00
15:0006:00
16:0007:00
17:0008:00
18:0009:00
19:0010:00
20:0011:00
21:0012:00
22:0013:00
23:0014:00

Bougainville Standard Time

Offset: BST is 11 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Daylight Saving: Clocks in Bougainville Standard Time (BST) do not change for daylight saving time, so BST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

BST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +11 - basic short
  • +1100 - basic
  • +11:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1100 - sign character (+) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Lima - Military abbreviation for BST
  • L - short form of 'Lima'
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 +11 offset:
  • AEDT - Australian Eastern Daylight Time
  • BST - Bougainville Standard Time
  • KOST - Kosrae Time
  • L - Lima Time Zone
  • LHDT - Lord Howe Daylight Time
  • MAGT - Magadan Time
  • NCT - New Caledonia Time
  • NFT - Norfolk Time
  • PETT - Kamchatka Time
  • PONT - Pohnpei Standard Time
  • SBT - Solomon IslandsTime
  • VLAST - Vladivostok Summer Time
  • VUT - Vanuatu Time

South Africa Standard Time

Offset: SAST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Africa

Countries using this time zone: Lesotho, Eswatini (Swaziland), South Africa

Principal Cities: The largest city in the SAST time zone is Cape Town in South Africa, with about 3.433 million people. Other major cities in this time zone include Durban, Johannesburg, Soweto, Pretoria.

Daylight Saving: Clocks in South Africa Standard Time (SAST) do not change for daylight saving time, so SAST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

SAST Time Zone Geo Map
SAST timezone map

SAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for SAST
  • B - short form of 'Bravo'
IANA/Olson: Reflects SAST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Johannesburg
  • Africa/Maseru
  • Africa/Mbabane
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time