BTT to IST Ist Converter
Time Difference
Bhutan Time is 0 hours and 30 minutes ahead of India Standard Time
10:00 pm22:00 in BTT is 9:30 pm21:30 in IST
BTT to IST call time
Best time for a conference call or a meeting is between 8:30am-6pm in BTT which corresponds to 8am-5:30pm in IST
10:00 pm22:00 Bhutan Time (BTT). Offset UTC +6:00 hours
9:30 pm21:30 India Standard Time (IST). Offset UTC +5:30 hours
10:00 pm22:00 BTT / 9:30 pm21:30 IST
BTT | IST |
---|---|
12am (midnight) | 11:30 pm |
1am | 12:30 am |
2am | 1:30 am |
3am | 2:30 am |
4am | 3:30 am |
5am | 4:30 am |
6am | 5:30 am |
7am | 6:30 am |
8am | 7:30 am |
9am | 8:30 am |
10am | 9:30 am |
11am | 10:30 am |
12pm (noon) | 11:30 am |
1pm | 12:30 pm |
2pm | 1:30 pm |
3pm | 2:30 pm |
4pm | 3:30 pm |
5pm | 4:30 pm |
6pm | 5:30 pm |
7pm | 6:30 pm |
8pm | 7:30 pm |
9pm | 8:30 pm |
10pm | 9:30 pm |
11pm | 10:30 pm |
0:00 | 23:30 |
1:00 | 0:30 |
2:00 | 1:30 |
3:00 | 2:30 |
4:00 | 3:30 |
5:00 | 4:30 |
6:00 | 5:30 |
7:00 | 6:30 |
8:00 | 7:30 |
9:00 | 8:30 |
10:00 | 9:30 |
11:00 | 10:30 |
12:00 | 11:30 |
13:00 | 12:30 |
14:00 | 13:30 |
15:00 | 14:30 |
16:00 | 15:30 |
17:00 | 16:30 |
18:00 | 17:30 |
19:00 | 18:30 |
20:00 | 19:30 |
21:00 | 20:30 |
22:00 | 21:30 |
23:00 | 22:30 |
Bhutan Time
Offset: BTT is 6 hours ahead Greenwich Mean Time (GMT) and is used in Asia

BTT representations, usage and related time zones
- +06 - basic short
- +0600 - basic
- +06:00 - extended
- +0600 - sign character (+) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the east of the zero meridian.
- Foxtrot - Military abbreviation for BTT
- F - short form of 'Foxtrot'
- ALMT - Alma-Ata Time
- BST - Bangladesh Standard Time
- BDT - Bangladesh Time
- BTT - Bhutan Time
- F - Foxtrot Time Zone
- IOT - Indian Chagos Time
- KGT - Kyrgyzstan Time
- OMST - Omsk Standard Time
- QYZT - Qyzylorda Time
- XJT - Xinjiang Time
- YEKST - Yekaterinburg Summer Time
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: India
Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai
IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2