Buenos Aires to AEST time conversion
AEST is 13 hours ahead of Buenos Aires.
AEST is always UTC+10. Right now most places that use AEST are on AEDT (UTC+11): AEDT is 14 hours ahead of Buenos Aires.
Time difference with your location
Buenos Aires is 3 hours behind UTC. Compare with your local time →
Choose a date and time
Choose the local time in Buenos Aires to convert it to AEST on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · Buenos Aires → AEST
This table converts each hour in Buenos Aires to AEST on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| Buenos Aires | AEST | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 13:001:00 PM | |
| 01:001:00 AM | 14:002:00 PM | |
| 02:002:00 AM | 15:003:00 PM | |
| 03:003:00 AM | 16:004:00 PM | |
| 04:004:00 AM | 17:005:00 PM | |
| 05:005:00 AM | 18:006:00 PM | |
| 06:006:00 AM | 19:007:00 PM | |
| 07:007:00 AM | 20:008:00 PM | |
| 08:008:00 AM | 21:009:00 PM | |
| 09:009:00 AM | 22:0010:00 PM | |
| 10:0010:00 AM | 23:0011:00 PM | |
| 11:0011:00 AM | 00:0012:00 AM +1 day | |
| 12:0012:00 PM | 01:001:00 AM +1 day | |
| 13:001:00 PM | 02:002:00 AM +1 day | |
| 14:002:00 PM | 03:003:00 AM +1 day | |
| 15:003:00 PM | 04:004:00 AM +1 day | |
| 16:004:00 PM | 05:005:00 AM +1 day | |
| 17:005:00 PM | 06:006:00 AM +1 day | |
| 18:006:00 PM | 07:007:00 AM +1 day | |
| 19:007:00 PM | 08:008:00 AM +1 day | |
| 20:008:00 PM | 09:009:00 AM +1 day | |
| 21:009:00 PM | 10:0010:00 AM +1 day | |
| 22:0010:00 PM | 11:0011:00 AM +1 day | |
| 23:0011:00 PM | 12:0012:00 PM +1 day |
Quick conversion examples
These examples use Buenos Aires (UTC-3) and AEST (UTC+10); choosing a date applies the local clock changes.
Conversion formula: AEST = Buenos Aires + 13h · AEDT = Buenos Aires + 14h.
| Buenos Aires | AEST |
|---|---|
| 6:00 AM Buenos Aires | = 7:00 PM AEST |
| 7:00 AM Buenos Aires | = 8:00 PM AEST |
| 8:00 AM Buenos Aires | = 9:00 PM AEST |
| 9:00 AM Buenos Aires | = 10:00 PM AEST |
| 10:00 AM Buenos Aires | = 11:00 PM AEST |
| 12:00 PM Buenos Aires | = 1:00 AM AEST (+1 day) |
| 3:00 PM Buenos Aires | = 4:00 AM AEST (+1 day) |
| 5:00 PM Buenos Aires | = 6:00 AM AEST (+1 day) |
| 6:00 PM Buenos Aires | = 7:00 AM AEST (+1 day) |
| 8:00 PM Buenos Aires | = 9:00 AM AEST (+1 day) |
Overlapping meeting hours
The 08:00–18:00 working days in Buenos Aires and AEST do not overlap on 2026-10-21.
Clock changes on both sides, 2026–2028
Buenos Aires and AEST have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | Buenos Aires | AEST |
|---|---|---|
| 2026 | No clock changes; UTC-3 all year. | · 03:00 → 02:00 · 02:00 → 03:00 |
| 2027 | No clock changes; UTC-3 all year. | · 03:00 → 02:00 · 02:00 → 03:00 |
| 2028 | No clock changes; UTC-3 all year. | · 03:00 → 02:00 · 02:00 → 03:00 |
At the start of 2026, AEDT is 14 hours ahead of Buenos Aires. The difference changes during the following periods.
- From 2026-04-04 13:00 Buenos Aires until 2026-10-03 13:00 Buenos Aires, AEST is 13 hours ahead of Buenos Aires.
- From 2027-04-03 13:00 Buenos Aires until 2027-10-02 13:00 Buenos Aires, AEST is 13 hours ahead of Buenos Aires.
- From 2028-04-01 13:00 Buenos Aires until 2028-09-30 13:00 Buenos Aires, AEST is 13 hours ahead of Buenos Aires.
Frequently asked questions
What time is 9 AM Buenos Aires in AEST?
9:00 AM Buenos Aires = 10:00 PM AEST, using UTC-3 and UTC+10. Choose a date above for the seasonal local time.
Does the time difference between Buenos Aires and AEST change during the year?
Yes. During 2026–2028: AEST is 13 hours ahead of Buenos Aires; AEST is 14 hours ahead of Buenos Aires. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in AEST?
Read the AEST clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between Buenos Aires and AEST?
The 08:00–18:00 working days in Buenos Aires and AEST do not overlap.
What is the time difference between Buenos Aires and AEST now?
Right now, AEST is 13 hours ahead of Buenos Aires. Conversion formula: AEST = Buenos Aires + 13h · AEDT = Buenos Aires + 14h.