Honolulu to Sumy time converter

Sumy is 13 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 10:00 PM in Sumy.

Honolulu HST

Sunday, October 18, 2026

Sumy EEST

Sunday, October 18, 2026

Honolulu
Hawaii, United States
Sun, Oct 18
HSTUTC-10
Sumy
Ukraine
Sun, Oct 18
EESTUTC+3+13h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to Sumy conversion table

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

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

Best time to call or meet

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

  • Oct 18, 2026 – Oct 24, 2026: +13h
  • Oct 24, 2026 – Mar 27, 2027: +12h
  • Mar 27, 2027 – Oct 18, 2027: +13h

Distance

Honolulu and Sumy are 11,889 km (7,387 miles) apart in a straight line.

More conversions

Sumy 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 SumyLondon to SumyLos Angeles to SumyChicago to SumyToronto to SumySão Paulo to SumyParis to SumyBerlin to SumyMoscow to SumyDubai to SumyNew Delhi to SumyBangkok to Sumy

Questions and answers

What is the time difference between Honolulu and Sumy?

Sumy is 13 hours ahead of Honolulu.

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

When it is 9:00 AM in Honolulu, it is 10:00 PM in Sumy.

When is the best time to call Sumy from Honolulu?

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

Does the time difference between Honolulu and Sumy change?

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