Alton to Jakarta time converter
Jakarta is 6 hours ahead of Alton. When it is 9:00 AM in Alton, it is 3:00 PM in Jakarta.
9:58 AM in Alton, Wednesday, October 21, 2026
Alton to Jakarta conversion table
Every hour of today in Alton and the matching time in Jakarta. Light rows are typical working hours (9:00–18:00).
| Alton | Jakarta |
|---|---|
| 12:00 AM | 6:00 AM |
| 1:00 AM | 7:00 AM |
| 2:00 AM | 8:00 AM |
| 3:00 AM | 9:00 AM |
| 4:00 AM | 10:00 AM |
| 5:00 AM | 11:00 AM |
| 6:00 AM | 12:00 PM |
| 7:00 AM | 1:00 PM |
| 8:00 AM | 2:00 PM |
| 9:00 AM | 3:00 PM |
| 10:00 AM | 4:00 PM |
| 11:00 AM | 5:00 PM |
| 12:00 PM | 6:00 PM |
| 1:00 PM | 7:00 PM |
| 2:00 PM | 8:00 PM |
| 3:00 PM | 9:00 PM |
| 4:00 PM | 10:00 PM |
| 5:00 PM | 11:00 PM |
| 6:00 PM | 12:00 AM+1 day |
| 7:00 PM | 1:00 AM+1 day |
| 8:00 PM | 2:00 AM+1 day |
| 9:00 PM | 3:00 AM+1 day |
| 10:00 PM | 4:00 AM+1 day |
| 11:00 PM | 5:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 12:00 PM in Alton (3:00 PM – 6:00 PM in Jakarta).
Daylight saving time and the difference
The difference changes during the year because Alton and Jakarta switch clocks on different dates:
- Oct 21, 2026 – Oct 25, 2026: +6h
- Oct 25, 2026 – Mar 28, 2027: +7h
- Mar 28, 2027 – Oct 21, 2027: +6h
Distance
Alton and Jakarta are 11,783 km (7,322 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Alton and Jakarta?
Jakarta is 6 hours ahead of Alton.
What time is it in Jakarta when it is 9 AM in Alton?
When it is 9:00 AM in Alton, it is 3:00 PM in Jakarta.
When is the best time to call Jakarta from Alton?
Both sides are at work from 9:00 AM – 12:00 PM in Alton (3:00 PM – 6:00 PM in Jakarta).
Does the time difference between Alton and Jakarta change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.