Lisbon to Boca Chica: time difference
Boca Chica is 5 h behind Lisbon. 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.
Lisbon 16:56 4:56 PM Boca Chica 11:56 11:56 AM You –:–
16:56 4:56 PM
Western European Summer Time · UTC+1
☀️ 07:49 · 🌙 18:56
11:56 11:56 AM
Atlantic Standard Time · UTC-4
☀️ 06:34 · 🌙 18:15
·
−5 h
Boca Chica is 5 h behind Lisbon.
When you, Lisbon and Boca Chica are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇩🇴 Boca Chica
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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇩🇴 Boca Chica |
|---|---|---|
| Local time | 16:56 | 11:56 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Western European Summer Time | Atlantic Standard Time |
| UTC offset | UTC+1 | UTC-4 |
| Offset from Lisbon | — | −5 h |
| IANA zone | Europe/Lisbon | America/Santo Domingo |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:49 | 06:34 |
| Sunset | 18:56 | 18:15 |
| Daylight | 11 h 7 min | 11 h 41 min |
| People on this clock | 545,923 | 46,300 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Boca Chica: common questions
What is the time difference between Lisbon and Boca Chica?
Boca Chica is 5 hours behind: it uses UTC−4, while Lisbon is on UTC+1.
What time is it in Boca Chica at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in Boca Chica it is 4:00 AM at that moment.
What time is it in Boca Chica when it is 6:00 PM in Lisbon?
When it is 6:00 PM in Lisbon, it is 1:00 PM in Boca Chica.
Is there a time when both Lisbon and Boca Chica are at work?
Yes: from 2:00 PM to 6:00 PM in Lisbon (9:00 AM to 1:00 PM in Boca Chica), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Boca Chica compared with Lisbon?
The new day starts in Boca Chica later: until 5:00 AM in Lisbon, it is still the previous day there. From 7:00 PM in Boca Chica, Lisbon is already on the next day.
Does the time difference between Lisbon and Boca Chica change?
Yes. The clocks change only in Lisbon. From October 25, 2026, Boca Chica will be 4 hours behind Lisbon.
