F to IST Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
6:00 pm18:00 F (UTC+6), Nov 2, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 2, 2026
F is 30 minutes ahead of IST.
F and IST examples
These examples always use F (UTC+6) and IST (UTC+5:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
F is 30 minutes ahead of IST.
How the time difference changes
F is 30 minutes ahead of IST year-round.
Working hours of 9:00 am to 6:00 pm in F correspond to 8:30 am to 5:30 pm in IST.Working hours of 09:00 to 18:00 in F correspond to 08:30 to 17:30 in IST.
Compare F time with IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Foxtrot Time Zone is 30 minutes ahead of India Standard Time.
6:00 pm18:00 in F is 5:30 pm17:30 in IST
F to IST call time
Best time for a conference call or a meeting is between 9:30am-6pm09:30-18:00 in F which corresponds to 9am-5:30pm09:00-17:30 in IST
6:00 pm18:00 Foxtrot Time Zone (F). Offset UTC +6:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
6:00 pm18:00 F / 5:30 pm17:30 IST
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| F | IST |
|---|---|
| 11:30pm previous day | |
| 12:30am | |
| 1:30am | |
| 2:30am | |
| 3:30am | |
| 4:30am | |
| 5:30am | |
| 6:30am | |
| 7:30am | |
| 8:30am | |
| 9:30am | |
| 10:30am | |
| 11:30am | |
| 12:30pm | |
| 1:30pm | |
| 2:30pm | |
| 3:30pm | |
| 4:30pm | |
| 5:30pm | |
| 6:30pm | |
| 7:30pm | |
| 8:30pm | |
| 9:30pm | |
| 10:30pm | |
| 23:30 previous day | |
| 00:30 | |
| 01:30 | |
| 02:30 | |
| 03:30 | |
| 04:30 | |
| 05:30 | |
| 06:30 | |
| 07:30 | |
| 08:30 | |
| 09:30 | |
| 10:30 | |
| 11:30 | |
| 12:30 | |
| 13:30 | |
| 14:30 | |
| 15:30 | |
| 16:30 | |
| 17:30 | |
| 18:30 | |
| 19:30 | |
| 20:30 | |
| 21:30 | |
| 22:30 |
Foxtrot Time Zone
Offset: F is 6 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Bangladesh, Bhutan, British Indian Ocean Territory, China, Kyrgyzstan, Russia
Principal Cities: The largest city in the F time zone is Dhaka in Bangladesh, with about 10.357 million people. Other major cities in this time zone include Chattogram, Ürümqi, Gazipur, Khulna.
Daylight Saving: Clocks in Foxtrot Time Zone (F) do not change for daylight saving time, so F stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
F 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 an offset of six hours to the east of the zero meridian.
- Foxtrot - Military abbreviation for F
- F - short form of 'Foxtrot'
- 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
- XJT - Xinjiang Time
- YEKST - Yekaterinburg Summer Time
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
Current time in India: India time now
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 an offset of five hours and thirty minutes 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