Porto to Lanus: time difference
Lanus is 3 h behind Porto. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Porto 21:16 9:16 PM Lanus 18:16 6:16 PM You –:–
21:16 9:16 PM
Western European Standard Time · UTC+0
☀️ 07:11 · 🌙 17:27
18:16 6:16 PM
Argentina Standard Time · UTC-3
☀️ 05:49 · 🌙 19:27
·
−3 h
Lanus is 3 h behind Porto.
When you, Porto and Lanus are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Porto
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
🇦🇷 Lanus
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 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Porto | 🇦🇷 Lanus |
|---|---|---|
| Local time | 21:16 | 18:16 |
| Local date | Thursday, November 5, 2026 | Thursday, November 5, 2026 |
| Time zone | Western European Standard Time | Argentina Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Porto | — | −3 h |
| IANA zone | Europe/Lisbon | America/Argentina/Buenos Aires |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 07:11 | 05:49 |
| Sunset | 17:27 | 19:27 |
| Daylight | 10 h 16 min | 13 h 38 min |
| People on this clock | 231,828 | 459,263 |
Compare Porto with another city
More comparisons with Porto: the time zones next to it and the far side of the clock.
Big time differences
Porto and Lanus: common questions
How many hours behind Porto is Lanus?
The clocks in Lanus are 3 hours behind those in Porto (UTC−3 and UTC+0).
What time is it in Lanus at the start of the working day in Porto?
The working day in Porto starts at 9:00 AM; in Lanus it is 6:00 AM at that moment.
What time is it in Lanus at the end of the working day in Porto?
The working day in Porto ends at 6:00 PM; in Lanus it is 3:00 PM at that moment.
When is a good time to call Lanus from Porto?
Between 12:00 PM and 6:00 PM in Porto – that is 9:00 AM to 3:00 PM in Lanus – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Lanus?
Until 3:00 AM in Porto it is still the previous day in Lanus. The other way round, from 9:00 PM in Lanus it is already the next day in Porto.
Is the time difference between Porto and Lanus the same all year?
No. Only Porto switches to summer time, so the gap changes twice a year. From March 28, 2027, Lanus will be 4 hours behind Porto.
