Roy to Honolulu time converter

Honolulu is 4 hours behind Roy. When it is 9:00 AM in Roy, it is 5:00 AM in Honolulu.

Roy MDT

Saturday, October 17, 2026

Honolulu HST

Saturday, October 17, 2026

Roy
Utah, United States
Sat, Oct 17
MDTUTC-6
Honolulu
Hawaii, United States
Sat, Oct 17
HSTUTC-10-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Roy to Honolulu conversion table

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

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

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in Roy (9:00 AM – 2:00 PM in Honolulu).

Daylight saving time and the difference

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

  • Oct 17, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -3h
  • Mar 14, 2027 – Oct 17, 2027: -4h

Distance

Roy and Honolulu are 4,814 km (2,991 miles) apart in a straight line.

More conversions

Honolulu to RoyRoy to New YorkRoy to LondonRoy to Los AngelesRoy to ChicagoRoy to TorontoRoy to São PauloRoy to ParisRoy to BerlinRoy to MoscowRoy to DubaiRoy to New DelhiRoy 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 Roy and Honolulu?

Honolulu is 4 hours behind Roy.

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

When it is 9:00 AM in Roy, it is 5:00 AM in Honolulu.

When is the best time to call Honolulu from Roy?

Both sides are at work from 1:00 PM – 6:00 PM in Roy (9:00 AM – 2:00 PM in Honolulu).

Does the time difference between Roy 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.