SST to AEST Converter
Time Difference
Samoa Standard Time is 21 hours behind Australian Eastern Standard Time
3:30 pm15:30 in SST is 12:30 pm12:30 in AEST
SST to AEST call time
Best time for a conference call or a meeting is between 2:30am-4:30am in SST which corresponds to 11:30pm-1:30pm in AEST
3:30 pm15:30 Samoa Standard Time (SST). Offset UTC -11:00 hours
12:30 pm12:30 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
3:30 pm15:30 SST / 12:30 pm12:30 AEST
SST | AEST |
---|---|
12am (midnight) | 9pm |
1am | 10pm |
2am | 11pm |
3am | 12am (midnight) |
4am | 1am |
5am | 2am |
6am | 3am |
7am | 4am |
8am | 5am |
9am | 6am |
10am | 7am |
11am | 8am |
12pm (noon) | 9am |
1pm | 10am |
2pm | 11am |
3pm | 12pm (noon) |
4pm | 1pm |
5pm | 2pm |
6pm | 3pm |
7pm | 4pm |
8pm | 5pm |
9pm | 6pm |
10pm | 7pm |
11pm | 8pm |
0:00 | 21:00 |
1:00 | 22:00 |
2:00 | 23:00 |
3:00 | 0:00 |
4:00 | 1:00 |
5:00 | 2:00 |
6:00 | 3:00 |
7:00 | 4:00 |
8:00 | 5:00 |
9:00 | 6:00 |
10:00 | 7:00 |
11:00 | 8:00 |
12:00 | 9:00 |
13:00 | 10:00 |
14:00 | 11:00 |
15:00 | 12:00 |
16:00 | 13:00 |
17:00 | 14:00 |
18:00 | 15:00 |
19:00 | 16:00 |
20:00 | 17:00 |
21:00 | 18:00 |
22:00 | 19:00 |
23:00 | 20:00 |
Samoa Standard Time
Offset: SST is 11 hours behind Greenwich Mean Time (GMT) and is used in Pacific
Countries: It is used in following countries: Samoa (American), US minor outlying islands
Principal Cities: The largest city in the SST timezone is Pago Pago from American Samoa with population about 11,500 people.
Daylight Saving: Samoa Standard Time (SST) is not adjusted for daylight saving therefore SST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Samoa Standard Time remains the same

SST representations, usage and related time zones
- -11 - basic short
- -1100 - basic
- -11:00 - extended
- -1100 - sign character (-) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates eleven hour and zero minutes time differences to the west of the zero meridian.
- X-ray - Military abbreviation for SST
- X - short form of 'X-ray'
- Pacific/Midway
- Pacific/Pago_Pago
- Pacific/Samoa
- US/Samoa
- Samoa Standard Time - UTC -11
- Singapore Standard Time - UTC +8
- Samara Standard Time - UTC +4
- NUT - Niue Time
- SST - Samoa Standard Time
- X - X-ray Time Zone
Australian Eastern Standard Time
Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the AEST timezone is Sydney from Australia with population about 4.627 million people. Other major cities in the area are Melbourne, Brisbane, Gold Coast, Canberra

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Australian Eastern Daylight Time (AEDT).
Start: Australian Eastern Standard Time (AEST) started on Sunday, April 6, 2025 at 3:00 am local time and clocks were set one hour back to Sunday, April 6, 2025, 2:00 am. Standard time starts annually the on first Sunday of April.
End: Australian Eastern Standard Time (AEST) ends on Sunday, October 5, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, October 5, 2025, 3:00 am local daylight time instead. Standard time starts annually the on first Sunday of October.
Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra
Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.
AEST representations, usage and related time zones
- +10 - basic short
- +1000 - basic
- +10:00 - extended
- +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates ten hour and zero minutes time differences to the east of the zero meridian.
- Kilo - Military abbreviation for AEST
- K - short form of 'Kilo'
- Antarctica/Macquarie
- Australia/ACT
- Australia/Brisbane
- Australia/Canberra
- Australia/Currie
- Australia/Hobart
- Australia/Lindeman
- Australia/Melbourne
- Australia/NSW
- Australia/Queensland
- Australia/Sydney
- Australia/Tasmania
- Australia/Victoria
- AEST - Australian Eastern Standard Time
- CHUT - Chuuk Time
- ChST - Chamorro Standard Time
- K - Kilo Time Zone
- KDT - Korea Daylight Time
- PGT - Papua New Guinea Time
- VLAT - Vladivostok Time
- YAKST - Yakutsk Summer Time
- YAPT - Yap Time