Barcelona to Kailua, HI: time difference
Kailua, HI is 12 h behind Barcelona. 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.
Barcelona 17:44 5:44 PM Kailua, HI 05:44 5:44 AM You –:–
17:44 5:44 PM
Central European Summer Time · UTC+2
☀️ 08:06 · 🌙 19:09
05:44 5:44 AM
Hawaii-Aleutian Standard Time · UTC-10
☀️ 06:20 · 🌙 18:00
·
−12 h
Kailua, HI is 12 h behind Barcelona.
When you, Barcelona and Kailua, HI are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇪🇸 Barcelona
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
🇺🇸 Kailua, HI
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Barcelona | 🇺🇸 Kailua, HI |
|---|---|---|
| Local time | 17:44 | 05:44 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central European Summer Time | Hawaii-Aleutian Standard Time |
| UTC offset | UTC+2 | UTC-10 |
| Offset from Barcelona | — | −12 h |
| IANA zone | Europe/Madrid | Pacific/Honolulu |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:06 | 06:20 |
| Sunset | 19:09 | 18:00 |
| Daylight | 11 h 4 min | 11 h 40 min |
| People on this clock | 1,660,122 | 11,975 |
Compare Barcelona with another city
More comparisons with Barcelona: the time zones next to it and the far side of the clock.
Big time differences
Barcelona and Kailua, HI: common questions
How many hours behind Barcelona is Kailua, HI?
The clocks in Kailua are 12 hours behind those in Barcelona (UTC−10 and UTC+2).
What time is it in Kailua, HI, at the start of the working day in Barcelona?
The working day in Barcelona starts at 9:00 AM; in Kailua it is 9:00 PM (the previous day) at that moment.
What time is it in Kailua, HI, at the end of the working day in Barcelona?
The working day in Barcelona ends at 6:00 PM; in Kailua it is 6:00 AM at that moment.
Is there a time when both Barcelona and Kailua, HI, are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Barcelona at 9:00 AM, it is 9:00 PM (the previous day) in Kailua; the day in Kailua starts at 9:00 PM in Barcelona time.
When does the date change in Kailua, HI, compared with Barcelona?
The new day starts in Kailua later: until 12:00 PM in Barcelona, it is still the previous day there. From 12:00 PM in Kailua, Barcelona is already on the next day.
Does the time gap between Barcelona and Kailua, HI, change during the year?
Yes – daylight saving time is used in Barcelona but not in Kailua. From October 25, 2026, Kailua will be 11 hours behind Barcelona.
