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ACT to TLT Converter

Updating current time…
ACT
ASEAN Common Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
TLT
East Timor Time
GMT +9
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 pm20:00 ACT (UTC+8), Oct 9, 2026 = 9:00 pm21:00 TLT (UTC+9), Oct 9, 2026

ACT is 1 hour behind TLT.

ACT and TLT examples

These examples always use ACT (UTC+8) and TLT (UTC+9). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

ACT is 1 hour behind TLT.

How the time difference changes

ACT is 1 hour behind TLT year-round.

Working hours of 9:00 am to 5:00 pm in ACT correspond to 10:00 am to 6:00 pm in TLT.Working hours of 09:00 to 17:00 in ACT correspond to 10:00 to 18:00 in TLT.

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

Time Difference

ASEAN Common Time is 1 hour behind East Timor Time.
8:00 pm20:00 in ACT is 9:00 pm21:00 in TLT

ACT to TLT call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in ACT which corresponds to 10am-5pm10:00-17:00 in TLT

8:00 pm20:00 ASEAN Common Time (ACT). Offset UTC +8:00 hours
9:00 pm21:00 East Timor Time (TLT). Offset UTC +9:00 hours

8:00 pm20:00 ACT / 9:00 pm21:00 TLT

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

ASEAN Common Time

Offset: ACT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Daylight Saving: Clocks in ASEAN Common Time (ACT) do not change for daylight saving time, so ACT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

ACT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for ACT
  • H - short form of 'Hotel'
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time

East Timor Time

Offset: TLT is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: East Timor

Principal Cities: The largest city in the TLT time zone is Dili in East Timor, with about 150,000 people. Other major cities in this time zone include Same, Maliana, Suai, Liquica.

Daylight Saving: Clocks in East Timor Time (TLT) do not change for daylight saving time, so TLT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

TLT Time Zone Geo Map
TLT timezone map

TLT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • India - Military abbreviation for TLT
  • I - short form of 'India'
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT