Adelaide to Surabaya Time Difference
🇦🇺 Adelaide is currently 3.5 hours behind of 🇮🇩 Surabaya. This difference varies between 3.5h and 2.5h due to Daylight Saving Time.
Live Calculator
Atin 🇦🇺 Adelaide→it will be—in 🇮🇩 Surabaya
Open full calculator →DST-accurate · shareable link
Difference
-3.5h
Business overlap
6h
Distance
4,054 km
Approx. flight
4.8h
Hour-by-Hour: Adelaide to Surabaya
| 🇦🇺 Adelaide | 🇮🇩 Surabaya | Note |
|---|---|---|
| 12:00 AM | 8:30 PM(prev day) | Previous day |
| 1:00 AM | 9:30 PM(prev day) | Previous day |
| 2:00 AM | 10:30 PM(prev day) | Previous day |
| 3:00 AM | 11:30 PM(prev day) | Previous day |
| 4:00 AM | 12:30 AM | |
| 5:00 AM | 1:30 AM | |
| 6:00 AM | 2:30 AM | |
| 7:00 AM | 3:30 AM | |
| 8:00 AM | 4:30 AM | |
| 9:00 AM | 5:30 AM | |
| 10:00 AM | 6:30 AM | |
| 11:00 AM | 7:30 AM | |
| 12:00 PM | 8:30 AM | |
| 1:00 PM | 9:30 AM | |
| 2:00 PM | 10:30 AM | |
| 3:00 PM | 11:30 AM | |
| 4:00 PM | 12:30 PM | |
| 5:00 PM | 1:30 PM | |
| 6:00 PM | 2:30 PM | |
| 7:00 PM | 3:30 PM | |
| 8:00 PM | 4:30 PM | |
| 9:00 PM | 5:30 PM | |
| 10:00 PM | 6:30 PM | |
| 11:00 PM | 7:30 PM |
Daylight Saving Time (DST)
Adelaide observes Daylight Saving Time, while Surabaya does not. This causes the time difference to shift between 3.5 hours behind and 2.5 hours behind depending on the season. Currently, Adelaide is 3.5 hours behind relative to Surabaya.
Min difference
3.5h
Max difference
2.5h
Best Meeting Times
There are 6 overlapping business hours between Adelaide and Surabaya (9 AM – 6 PM in each city).
🇦🇺 Adelaide
12:00 PM – 6:00 PM
🇮🇩 Surabaya
8:30 AM – 2:30 PM
Frequently Asked Questions
What is the time difference between Adelaide and Surabaya?
The time difference between Adelaide and Surabaya is currently 3.5 hours behind. Adelaide uses GMT+10:30 (UTC+10:30), while Surabaya uses GMT+7 (UTC+7). This difference varies seasonally due to Daylight Saving Time, ranging from 3.5 hours behind to 2.5 hours behind.
When it's noon in Adelaide, what time is it in Surabaya?
When it's 12:00 PM (noon) in Adelaide, it is 8:30 AM in Surabaya. Use our calculator above to convert any other time.
Does the time difference between Adelaide and Surabaya change?
Yes, the time difference changes throughout the year. Because Adelaide observes Daylight Saving Time, the offset shifts between 3.5 hours behind and 2.5 hours behind at different times of the year.
What are the best times to schedule a call between Adelaide and Surabaya?
The best time to call is between 12:00 PM and 6:00 PM in Adelaide (which is 8:30 AM – 2:30 PM in Surabaya). This 6-hour window falls within business hours in both cities.
Is Adelaide ahead or behind Surabaya?
Adelaide is currently 3.5 hours ahead of Surabaya.
What time zone is Adelaide in?
Adelaide is in the Australia/Adelaide time zone, currently using GMT+10:30 (UTC+10:30). Adelaide observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Adelaide in Surabaya?
When it is midnight (12:00 AM) in Adelaide, it is 8:30 PM in Surabaya.