Buenos Aires to Alton time converter

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

Buenos Aires ART

Wednesday, October 21, 2026

Alton BST

Thursday, October 22, 2026

Buenos Aires
Argentina
Wed, Oct 21
ARTUTC-3
Alton
United Kingdom
Thu, Oct 22
BSTUTC+1+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Buenos Aires to Alton conversion table

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

Buenos AiresAlton
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 Alton).

Daylight saving time and the difference

The difference changes during the year because Buenos Aires and Alton 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 Alton are 11,059 km (6,872 miles) apart in a straight line.

More conversions

Alton 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 AltonLondon to AltonLos Angeles to AltonChicago to AltonToronto to AltonSão Paulo to AltonParis to AltonBerlin to AltonMoscow to AltonDubai to AltonNew Delhi to AltonBangkok to Alton

Questions and answers

What is the time difference between Buenos Aires and Alton?

Alton is 4 hours ahead of Buenos Aires.

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

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

When is the best time to call Alton 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 Alton).

Does the time difference between Buenos Aires and Alton change?

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