Buenos Aires to Portsmouth time converter

Portsmouth is 4 hours ahead of Buenos Aires. When it is 9:00 AM in Buenos Aires, it is 1:00 PM in Portsmouth.

Buenos Aires ART

Wednesday, October 21, 2026

Portsmouth BST

Wednesday, October 21, 2026

Buenos Aires
Argentina
Wed, Oct 21
ARTUTC-3
Portsmouth
United Kingdom
Wed, Oct 21
BSTUTC+1+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Buenos Aires to Portsmouth conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in Buenos Aires (1:00 PM – 6:00 PM in Portsmouth).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 24, 2026: +4h
  • Oct 24, 2026 – Mar 27, 2027: +3h
  • Mar 27, 2027 – Oct 21, 2027: +4h

Distance

Buenos Aires and Portsmouth are 11,025 km (6,851 miles) apart in a straight line.

More conversions

Portsmouth to Buenos AiresBuenos Aires to New YorkBuenos Aires to LondonBuenos Aires to Los AngelesBuenos Aires to ChicagoBuenos Aires to TorontoBuenos Aires to São PauloBuenos Aires to ParisBuenos Aires to BerlinBuenos Aires to MoscowBuenos Aires to DubaiBuenos Aires to New DelhiBuenos Aires to Bangkok
New York to PortsmouthLondon to PortsmouthLos Angeles to PortsmouthChicago to PortsmouthToronto to PortsmouthSão Paulo to PortsmouthParis to PortsmouthBerlin to PortsmouthMoscow to PortsmouthDubai to PortsmouthNew Delhi to PortsmouthBangkok to Portsmouth

Questions and answers

What is the time difference between Buenos Aires and Portsmouth?

Portsmouth is 4 hours ahead of Buenos Aires.

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

When it is 9:00 AM in Buenos Aires, it is 1:00 PM in Portsmouth.

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

Both sides are at work from 9:00 AM – 2:00 PM in Buenos Aires (1:00 PM – 6:00 PM in Portsmouth).

Does the time difference between Buenos Aires and Portsmouth change?

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