Honolulu to Viseu time converter

Viseu is 11 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 8:00 PM in Viseu.

Honolulu HST

Monday, October 19, 2026

Viseu WEST

Tuesday, October 20, 2026

Honolulu
Hawaii, United States
Mon, Oct 19
HSTUTC-10
Viseu
Portugal
Tue, Oct 20
WESTUTC+1+11h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to Viseu conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Honolulu (8:00 PM – 10:00 PM in Viseu): 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 Viseu switch clocks on different dates:

  • Oct 19, 2026 – Oct 24, 2026: +11h
  • Oct 24, 2026 – Mar 27, 2027: +10h
  • Mar 27, 2027 – Oct 19, 2027: +11h

Distance

Honolulu and Viseu are 12,456 km (7,740 miles) apart in a straight line.

More conversions

Viseu 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 ViseuLondon to ViseuLos Angeles to ViseuChicago to ViseuToronto to ViseuSão Paulo to ViseuParis to ViseuBerlin to ViseuMoscow to ViseuDubai to ViseuNew Delhi to ViseuBangkok to Viseu

Questions and answers

What is the time difference between Honolulu and Viseu?

Viseu is 11 hours ahead of Honolulu.

What time is it in Viseu when it is 9 AM in Honolulu?

When it is 9:00 AM in Honolulu, it is 8:00 PM in Viseu.

When is the best time to call Viseu from Honolulu?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Honolulu (8:00 PM – 10:00 PM in Viseu): working hours on one side, early or late on the other.

Does the time difference between Honolulu and Viseu change?

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