Collado Villalba to Buenos Aires Time Difference – Best Time to Call

🇪🇸 Collado Villalba, Spain

11:31 43

11:31 AM · Sunday, October 18, 2026

Central European Summer Time
UTC+2
Daytime

☀️ 08:31 · 🌙 19:33 · 11 h 2 min

🇦🇷 Buenos Aires, Argentina

06:31 43

6:31 AM · Sunday, October 18, 2026

Argentina Standard Time
UTC-3
Golden hour

☀️ 06:09 · 🌙 19:11 · 13 h 2 min

−5 h

One day, 2 clocks

Drag along the band to read any hour in every place at once.

Collado Villalba 11:31 11:31 AM Buenos Aires 06:31 6:31 AM

Collado Villalba 11:31 11:31 AM Buenos Aires 06:31 6:31 AM You –:–

🇪🇸 Collado Villalba

11:31 11:31 AM

Central European Summer Time · UTC+2

☀️ 08:31 · 🌙 19:33

🇦🇷 Buenos Aires

06:31 6:31 AM

Argentina Standard Time · UTC-3

☀️ 06:09 · 🌙 19:11

⇄ Difference

−5 h

Buenos Aires is 5 h behind Collado Villalba.

When you, Collado Villalba and Buenos Aires are all at the desk

Pick the working hours below – the window every location shares appears once your time zone is known.

Working hours

🇪🇸 Collado Villalba

0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM

🇦🇷 Buenos Aires

19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM

Asleep
Early
Working hours
Evening
Both working
Right now

Time zones side by side

Detail	🇪🇸 Collado Villalba	🇦🇷 Buenos Aires
Local time	11:31	06:31
Local date	Sunday, October 18, 2026	Sunday, October 18, 2026
Time zone	Central European Summer Time	Argentina Standard Time
UTC offset	UTC+2	UTC-3
Offset from Collado Villalba	—	−5 h
IANA zone	Europe/Madrid	America/Argentina/Buenos Aires
Daylight saving	On summer time → UTC+1, Oct 25, 02:00	Not observed
Sunrise	08:31	06:09
Sunset	19:33	19:11
Daylight	11 h 2 min	13 h 2 min
People on this clock	65,657	2,891,082

Compare Collado Villalba with another city

More comparisons with Collado Villalba: the time zones next to it and the far side of the clock.

Nearby time zones

Big time differences

Collado Villalba and Buenos Aires: common questions

Buenos Aires is 5 hours behind Collado Villalba: UTC−3 against UTC+2.

At 9:00 AM in Collado Villalba, clocks in Buenos Aires show 4:00 AM.

At 6:00 PM in Collado Villalba, clocks in Buenos Aires show 1:00 PM.

Between 2:00 PM and 6:00 PM in Collado Villalba – that is 9:00 AM to 1:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).

Until 5:00 AM in Collado Villalba it is still the previous day in Buenos Aires. The other way round, from 7:00 PM in Buenos Aires it is already the next day in Collado Villalba.

Yes. The clocks change only in Collado Villalba. From October 25, 2026, Buenos Aires will be 4 hours behind Collado Villalba.