Portsmouth to Honolulu time converter

Honolulu is 11 hours behind Portsmouth. When it is 9:00 AM in Portsmouth, it is 10:00 PM (Tue, Oct 20) in Honolulu.

Portsmouth BST

Wednesday, October 21, 2026

Honolulu HST

Wednesday, October 21, 2026

Portsmouth
United Kingdom
Wed, Oct 21
BSTUTC+1
Honolulu
Hawaii, United States
Wed, Oct 21
HSTUTC-10-11h
Finding your time zone…
Shared working hours (9:00–18:00)

Portsmouth to Honolulu conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: -11h
  • Oct 25, 2026 – Mar 28, 2027: -10h
  • Mar 28, 2027 – Oct 21, 2027: -11h

Distance

Portsmouth and Honolulu are 11,680 km (7,258 miles) apart in a straight line.

More conversions

Honolulu to PortsmouthPortsmouth to New YorkPortsmouth to LondonPortsmouth to Los AngelesPortsmouth to ChicagoPortsmouth to TorontoPortsmouth to São PauloPortsmouth to ParisPortsmouth to BerlinPortsmouth to MoscowPortsmouth to DubaiPortsmouth to New DelhiPortsmouth to Bangkok
New York to HonoluluLondon to HonoluluLos Angeles to HonoluluChicago to HonoluluToronto to HonoluluSão Paulo to HonoluluParis to HonoluluBerlin to HonoluluMoscow to HonoluluDubai to HonoluluNew Delhi to HonoluluBangkok to Honolulu

Questions and answers

What is the time difference between Portsmouth and Honolulu?

Honolulu is 11 hours behind Portsmouth.

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

When it is 9:00 AM in Portsmouth, it is 10:00 PM (Tue, Oct 20) in Honolulu.

When is the best time to call Honolulu from Portsmouth?

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

Does the time difference between Portsmouth and Honolulu change?

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