United States to Argentina time conversion
Argentina is 1 hour ahead of United States. After the next clock change (): Argentina is 2 hours ahead of United States.
Time difference with your location
United States is 4 hours behind UTC. Compare with your local time →
Choose a date and time
Choose the local time in United States to convert it to Argentina on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · United States → Argentina
This table converts each hour in United States to Argentina on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| United States | Argentina | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 01:001:00 AM | |
| 01:001:00 AM | 02:002:00 AM | |
| 02:002:00 AM | 03:003:00 AM | |
| 03:003:00 AM | 04:004:00 AM | |
| 04:004:00 AM | 05:005:00 AM | |
| 05:005:00 AM | 06:006:00 AM | |
| 06:006:00 AM | 07:007:00 AM | |
| 07:007:00 AM | 08:008:00 AM | |
| 08:008:00 AM | 09:009:00 AM | ✓ |
| 09:009:00 AM | 10:0010:00 AM | ✓ |
| 10:0010:00 AM | 11:0011:00 AM | ✓ |
| 11:0011:00 AM | 12:0012:00 PM | ✓ |
| 12:0012:00 PM | 13:001:00 PM | ✓ |
| 13:001:00 PM | 14:002:00 PM | ✓ |
| 14:002:00 PM | 15:003:00 PM | ✓ |
| 15:003:00 PM | 16:004:00 PM | ✓ |
| 16:004:00 PM | 17:005:00 PM | ✓ |
| 17:005:00 PM | 18:006:00 PM | |
| 18:006:00 PM | 19:007:00 PM | |
| 19:007:00 PM | 20:008:00 PM | |
| 20:008:00 PM | 21:009:00 PM | |
| 21:009:00 PM | 22:0010:00 PM | |
| 22:0010:00 PM | 23:0011:00 PM | |
| 23:0011:00 PM | 00:0012:00 AM +1 day |
Quick conversion examples
These examples convert local times in United States to Argentina on 2026-10-21.
Conversion formula: Argentina = United States + 1h · United States + 2h.
| United States | Argentina |
|---|---|
| 6:00 AM United States | = 7:00 AM Argentina |
| 7:00 AM United States | = 8:00 AM Argentina |
| 8:00 AM United States | = 9:00 AM Argentina |
| 9:00 AM United States | = 10:00 AM Argentina |
| 10:00 AM United States | = 11:00 AM Argentina |
| 12:00 PM United States | = 1:00 PM Argentina |
| 3:00 PM United States | = 4:00 PM Argentina |
| 5:00 PM United States | = 6:00 PM Argentina |
| 6:00 PM United States | = 7:00 PM Argentina |
| 8:00 PM United States | = 9:00 PM Argentina |
Overlapping meeting hours
The 08:00–18:00 working day in United States and Argentina overlaps for 9 hours on 2026-10-21.
- Shared working hours
- 08:00–17:00 United States · 09:00–18:00 Argentina
Clock changes on both sides, 2026–2028
United States and Argentina have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | United States | Argentina |
|---|---|---|
| 2026 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC-3 all year. |
| 2027 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC-3 all year. |
| 2028 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC-3 all year. |
At the start of 2026, Argentina is 2 hours ahead of United States. The difference changes during the following periods.
- From 2026-03-08 03:00 United States until 2026-11-01 01:00 United States, Argentina is 1 hour ahead of United States.
- From 2027-03-14 03:00 United States until 2027-11-07 01:00 United States, Argentina is 1 hour ahead of United States.
- From 2028-03-12 03:00 United States until 2028-11-05 01:00 United States, Argentina is 1 hour ahead of United States.
Frequently asked questions
What time is 9 AM United States in Argentina?
9:00 AM United States = 10:00 AM Argentina, using UTC-4 and UTC-3. Choose a date above for the seasonal local time.
Does the time difference between United States and Argentina change during the year?
Yes. During 2026–2028: Argentina is 1 hour ahead of United States; Argentina is 2 hours ahead of United States. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in Argentina?
Read the Argentina 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 United States and Argentina?
The shared 08:00–18:00 working window is 08:00–17:00 United States / 09:00–18:00 Argentina, a total of 9 hours.
What is the time difference between United States and Argentina now?
Right now, Argentina is 1 hour ahead of United States. Conversion formula: Argentina = United States + 1h · United States + 2h.