Hong Kong to SeaTac time converter

SeaTac is 15 hours behind Hong Kong. When it is 9:00 AM in Hong Kong, it is 6:00 PM (Wed, Oct 21) in SeaTac.

Hong Kong HKT

Thursday, October 22, 2026

SeaTac PDT

Wednesday, October 21, 2026

Hong Kong
Thu, Oct 22
HKTUTC+8
SeaTac
Washington, United States
Wed, Oct 21
PDTUTC-7-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Hong Kong to SeaTac conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Hong Kong (4:00 PM – 6:00 PM in SeaTac): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Hong Kong and SeaTac switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Oct 22, 2027: -15h

More conversions

SeaTac to Hong KongHong Kong to New YorkHong Kong to LondonHong Kong to Los AngelesHong Kong to ChicagoHong Kong to TorontoHong Kong to São PauloHong Kong to ParisHong Kong to BerlinHong Kong to MoscowHong Kong to DubaiHong Kong to New DelhiHong Kong to Bangkok
New York to SeaTacLondon to SeaTacLos Angeles to SeaTacChicago to SeaTacToronto to SeaTacSão Paulo to SeaTacParis to SeaTacBerlin to SeaTacMoscow to SeaTacDubai to SeaTacNew Delhi to SeaTacBangkok to SeaTac

Questions and answers

What is the time difference between Hong Kong and SeaTac?

SeaTac is 15 hours behind Hong Kong.

What time is it in SeaTac when it is 9 AM in Hong Kong?

When it is 9:00 AM in Hong Kong, it is 6:00 PM (Wed, Oct 21) in SeaTac.

When is the best time to call SeaTac from Hong Kong?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Hong Kong (4:00 PM – 6:00 PM in SeaTac): working hours on one side, early or late on the other.

Does the time difference between Hong Kong and SeaTac change?

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