EST to JST Converter
JST is 13 hours ahead of EST for most of the year. The gap changes for a few weeks a year because the two places switch to daylight saving time on different dates.
JST to EST insteadTime difference between EST and JST
JST is 13 hours ahead of EST for most of the year.
- 2026: JST is 14 hours ahead of EST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026.
- 2027: JST is 14 hours ahead of EST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.
EST to JST conversion table
| EST | JSTMost of the year | JSTJan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026 |
|---|---|---|
| 12 AM | 1 PM | 2 PM |
| 1 AM | 2 PM | 3 PM |
| 2 AM | 3 PM | 4 PM |
| 3 AM | 4 PM | 5 PM |
| 4 AM | 5 PM | 6 PM |
| 5 AM | 6 PM | 7 PM |
| 6 AM | 7 PM | 8 PM |
| 7 AM | 8 PM | 9 PM |
| 8 AM | 9 PM | 10 PM |
| 9 AM | 10 PM | 11 PM |
| 10 AM | 11 PM | 12 AM+1 day |
| 11 AM | 12 AM+1 day | 1 AM+1 day |
| 12 PM | 1 AM+1 day | 2 AM+1 day |
| 1 PM | 2 AM+1 day | 3 AM+1 day |
| 2 PM | 3 AM+1 day | 4 AM+1 day |
| 3 PM | 4 AM+1 day | 5 AM+1 day |
| 4 PM | 5 AM+1 day | 6 AM+1 day |
| 5 PM | 6 AM+1 day | 7 AM+1 day |
| 6 PM | 7 AM+1 day | 8 AM+1 day |
| 7 PM | 8 AM+1 day | 9 AM+1 day |
| 8 PM | 9 AM+1 day | 10 AM+1 day |
| 9 PM | 10 AM+1 day | 11 AM+1 day |
| 10 PM | 11 AM+1 day | 12 PM+1 day |
| 11 PM | 12 PM+1 day | 1 PM+1 day |
Best time to meet
A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 7 AM – 8 AM EST (8 PM – 9 PM JST).
Frequently asked questions
What time is it in JST when it's 9 AM in EST?
10 PM for most of the year. JST is 13 hours ahead of EST.
How many hours is JST ahead of EST?
Usually 13 hours. The gap changes for a few weeks a year because daylight saving time starts and ends on different dates: 2026: JST is 14 hours ahead of EST from Jan 1 – Mar 7, 2026, Nov 1 – Dec 31, 2026. 2027: JST is 14 hours ahead of EST from Jan 1 – Mar 13, 2027, Nov 7 – Dec 31, 2027.
Does EST use daylight saving time?
Yes. Eastern Time is UTC−5 (EST) in January and UTC−4 (EDT) in July. Mar 8, 2026: clocks go forward to UTC−4; Nov 1, 2026: clocks go back to UTC−5.
Does JST use daylight saving time?
No. Japan Standard Time stays at UTC+9 all year.
When is the best time to schedule a meeting between EST and JST?
A regular 9 AM – 5 PM day doesn't overlap. If one side starts early or stays late (7 AM – 9 PM), you can meet 7 AM – 8 AM EST (8 PM – 9 PM JST).