Honolulu to Casa Santa time converter

Casa Santa is 12 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 9:00 PM in Casa Santa.

Honolulu HST

Tuesday, October 20, 2026

Casa Santa CEST

Wednesday, October 21, 2026

Honolulu
Hawaii, United States
Tue, Oct 20
HSTUTC-10
Casa Santa
Italy
Wed, Oct 21
CESTUTC+2+12h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to Casa Santa conversion table

Every hour of today in Honolulu and the matching time in Casa Santa. Light rows are typical working hours (9:00–18:00).

HonoluluCasa Santa
12:00 AM12:00 PM
1:00 AM1:00 PM
2:00 AM2:00 PM
3:00 AM3:00 PM
4:00 AM4:00 PM
5:00 AM5:00 PM
6:00 AM6:00 PM
7:00 AM7:00 PM
8:00 AM8:00 PM
9:00 AM9:00 PM
10:00 AM10:00 PM
11:00 AM11:00 PM
12:00 PM12:00 AM+1 day
1:00 PM1:00 AM+1 day
2:00 PM2:00 AM+1 day
3:00 PM3:00 AM+1 day
4:00 PM4:00 AM+1 day
5:00 PM5:00 AM+1 day
6:00 PM6:00 AM+1 day
7:00 PM7:00 AM+1 day
8:00 PM8:00 AM+1 day
9:00 PM9:00 AM+1 day
10:00 PM10:00 AM+1 day
11:00 PM11:00 AM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Honolulu (9:00 PM – 10:00 PM in Casa Santa): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Honolulu and Casa Santa switch clocks on different dates:

  • Oct 20, 2026 – Oct 24, 2026: +12h
  • Oct 24, 2026 – Mar 27, 2027: +11h
  • Mar 27, 2027 – Oct 20, 2027: +12h

Distance

Honolulu and Casa Santa are 13,342 km (8,290 miles) apart in a straight line.

More conversions

Casa Santa to HonoluluHonolulu to New YorkHonolulu to LondonHonolulu to Los AngelesHonolulu to ChicagoHonolulu to TorontoHonolulu to São PauloHonolulu to ParisHonolulu to BerlinHonolulu to MoscowHonolulu to DubaiHonolulu to New DelhiHonolulu to Bangkok
New York to Casa SantaLondon to Casa SantaLos Angeles to Casa SantaChicago to Casa SantaToronto to Casa SantaSão Paulo to Casa SantaParis to Casa SantaBerlin to Casa SantaMoscow to Casa SantaDubai to Casa SantaNew Delhi to Casa SantaBangkok to Casa Santa

Questions and answers

What is the time difference between Honolulu and Casa Santa?

Casa Santa is 12 hours ahead of Honolulu.

What time is it in Casa Santa when it is 9 AM in Honolulu?

When it is 9:00 AM in Honolulu, it is 9:00 PM in Casa Santa.

When is the best time to call Casa Santa from Honolulu?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Honolulu (9:00 PM – 10:00 PM in Casa Santa): working hours on one side, early or late on the other.

Does the time difference between Honolulu and Casa Santa change?

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