Buenos Aires to Defiance time converter

Defiance is 1 hour behind Buenos Aires. When it is 9:00 AM in Buenos Aires, it is 8:00 AM in Defiance.

Buenos Aires ART

Monday, October 19, 2026

Defiance EDT

Monday, October 19, 2026

Argentina
Mon, Oct 19
ARTUTC-3
Ohio, United States
Mon, Oct 19
EDTUTC-4-1h
Finding your time zone…

9:30 PM in Buenos Aires, Monday, October 19, 2026

Shared working hours (9:00–18:00)

Buenos Aires to Defiance conversion table

Every hour of today in Buenos Aires and the matching time in Defiance. Light rows are typical working hours (9:00–18:00).

Buenos AiresDefiance
12:00 AM11:00 PM−1 day
1:00 AM12:00 AM
2:00 AM1:00 AM
3:00 AM2:00 AM
4:00 AM3:00 AM
5:00 AM4:00 AM
6:00 AM5:00 AM
7:00 AM6:00 AM
8:00 AM7:00 AM
9:00 AM8:00 AM
10:00 AM9:00 AM
11:00 AM10:00 AM
12:00 PM11:00 AM
1:00 PM12:00 PM
2:00 PM1:00 PM
3:00 PM2:00 PM
4:00 PM3:00 PM
5:00 PM4:00 PM
6:00 PM5:00 PM
7:00 PM6:00 PM
8:00 PM7:00 PM
9:00 PM8:00 PM
10:00 PM9:00 PM
11:00 PM10:00 PM

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Buenos Aires (9:00 AM – 5:00 PM in Defiance).

Daylight saving time and the difference

The difference changes during the year because Buenos Aires and Defiance switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -1h
  • Nov 1, 2026 – Mar 14, 2027: -2h
  • Mar 14, 2027 – Oct 19, 2027: -1h

Distance

Buenos Aires and Defiance are 8,847 km (5,497 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Buenos Aires and Defiance?

Defiance is 1 hour behind Buenos Aires.

What time is it in Defiance when it is 9 AM in Buenos Aires?

When it is 9:00 AM in Buenos Aires, it is 8:00 AM in Defiance.

When is the best time to call Defiance from Buenos Aires?

Both sides are at work from 10:00 AM – 6:00 PM in Buenos Aires (9:00 AM – 5:00 PM in Defiance).

Does the time difference between Buenos Aires and Defiance change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.