JST to ECT Converter
Quick answers
JST is 14 hours ahead of ECT. JST uses GMT +9, and ECT uses GMT -5 for this comparison.
For example, 9:00 pm JST is 7:00 am ECT. Use the converter above to adjust the date or time and create a shareable meeting link.
Best meeting overlap: 7:30am-8:30am JST, which is 5:30pm-6:30pm ECT (previous day).
Compare JST time with ECT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Japan Standard Time is 14 hours ahead of Ecuador Time
9:00 pm21:00 in JST is 7:00 am07:00 in ECT
JST to ECT call time
Best time for a conference call or a meeting is between 7:30am-8:30am in JST which corresponds to 5:30pm-6:30pm in ECT (previous day)
9:00 pm21:00 Japan Standard Time (JST). Offset UTC +9:00 hours
7:00 am07:00 Ecuador Time (ECT). Offset UTC -5:00 hours
9:00 pm21:00 JST / 7:00 am07:00 ECT
| JST | ECT |
|---|---|
| 12am (midnight) | 10am |
| 1am | 11am |
| 2am | 12pm (noon) |
| 3am | 1pm |
| 4am | 2pm |
| 5am | 3pm |
| 6am | 4pm |
| 7am | 5pm |
| 8am | 6pm |
| 9am | 7pm |
| 10am | 8pm |
| 11am | 9pm |
| 12pm (noon) | 10pm |
| 1pm | 11pm |
| 2pm | 12am (midnight) |
| 3pm | 1am |
| 4pm | 2am |
| 5pm | 3am |
| 6pm | 4am |
| 7pm | 5am |
| 8pm | 6am |
| 9pm | 7am |
| 10pm | 8am |
| 11pm | 9am |
| 00:00 | 10:00 |
| 01:00 | 11:00 |
| 02:00 | 12:00 |
| 03:00 | 13:00 |
| 04:00 | 14:00 |
| 05:00 | 15:00 |
| 06:00 | 16:00 |
| 07:00 | 17:00 |
| 08:00 | 18:00 |
| 09:00 | 19:00 |
| 10:00 | 20:00 |
| 11:00 | 21:00 |
| 12:00 | 22:00 |
| 13:00 | 23:00 |
| 14:00 | 00:00 |
| 15:00 | 01:00 |
| 16:00 | 02:00 |
| 17:00 | 03:00 |
| 18:00 | 04:00 |
| 19:00 | 05:00 |
| 20:00 | 06:00 |
| 21:00 | 07:00 |
| 22:00 | 08:00 |
| 23:00 | 09:00 |
Japan Standard Time
Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: Japan
Principal Cities: The largest city in the JST time zone is Tokyo in Japan, with about 8.337 million people. Other major cities in this time zone include Yokohama, Osaka shi, Nagoya shi, Sapporo.
Daylight Saving: Clocks in Japan Standard Time (JST) do not change for daylight saving time, so JST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

JST representations, usage and related time zones
- +09 - basic short
- +0900 - basic
- +09:00 - extended
- +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.
- India - Military abbreviation for JST
- I - short form of 'India'
- Asia/Tokyo
- Japan
- 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
Ecuador Time
Offset: ECT is 5 hours behind Greenwich Mean Time (GMT) and is used in South America
Countries using this time zone: Ecuador
Principal Cities: The largest city in the ECT time zone is Guayaquil in Ecuador, with about 1.952 million people. Other major cities in this time zone include Quito, Cuenca, Santo Domingo de los Colorados, Machala.
Daylight Saving: Clocks in Ecuador Time (ECT) do not change for daylight saving time, so ECT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

ECT representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for ECT
- R - short form of 'Romeo'
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
