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Time Difference: Hong Kong to Seattle

🇨🇳Hong KongUTC+8
vs
🇺🇸SeattleUTC-8
🇨🇳
Hong Kong, China
Thu, Jun 25
🇺🇸
Seattle, US
Wed, Jun 24

Click a time to convert

Time Difference
15 hours
Seattle is 15 hours behind Hong Kong
Compare on map
🇨🇳
Hong Kong
View city page
🇺🇸
Seattle
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Hong Kong vs Seattle timezone guide

Hong Kong (China) uses the Asia/Hong_Kong timezone at UTC+8, while Seattle (US) uses America/Los_Angeles at UTC-8. This means Seattle is 16 hours behind Hong Kong (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between Hong Kong and Seattle

Standard 9-to-5 working hours in Hong Kong and Seattle do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.

Hour-by-hour planner

Hong KongSeattleStatus
6am3pmOne side outside 9-to-5 but still awake
7am4pmOne side outside 9-to-5 but still awake
8am5pmHong Kong early, Seattle evening
9am6pmOne side outside 9-to-5 but still awake
10am7pmOne side outside 9-to-5 but still awake
11am8pmOne side outside 9-to-5 but still awake
12pm9pmOne side outside 9-to-5 but still awake
1pm10pmHong Kong working hours, Seattle late evening
2pm11pmHong Kong working hours, Seattle late evening
3pm12amHong Kong working hours, Seattle asleep
4pm1amHong Kong working hours, Seattle asleep
5pm2amHong Kong evening, Seattle asleep
6pm3amHong Kong evening, Seattle asleep
7pm4amHong Kong evening, Seattle asleep
8pm5amHong Kong evening, Seattle asleep
9pm6amHong Kong evening, Seattle early
10pm7amHong Kong late evening, Seattle early

Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.

Daylight saving time between Hong Kong and Seattle

Seattle observes daylight saving time, but Hong Kong does not. That means the difference between the two cities changes seasonally — by one hour, around Seattle's transition dates.

  • Jan 1 → Mar 8Hong Kong is 16 hours ahead Seattle
  • Mar 8 → Nov 1Hong Kong is 15 hours ahead Seattle
  • Nov 1 → Jan 1Hong Kong is 16 hours ahead Seattle

Distance between Hong Kong and Seattle

Great-circle distance
10,414 km
Direct flight time
~13h 15m

Hong Kong and Seattle are 10,414 km apart along the great-circle route. A direct flight takes roughly ~13h 15m, depending on aircraft type, winds, and routing.

More comparisons

Hong Kong to New YorkHong Kong to LondonHong Kong to TokyoHong Kong to SydneySeattle to New YorkSeattle to LondonSeattle to TokyoSeattle to Sydney

Frequently asked questions

What is the time difference between Hong Kong and Seattle?
The current time difference is 15 hours. Hong Kong is currently 15 hours ahead of Seattle.
Is Hong Kong ahead of Seattle?
Yes. Hong Kong is currently 15 hours ahead of Seattle.
What time is it in Seattle when it's 9 AM in Hong Kong?
When it's 9 AM in Hong Kong, it's 6pm in Seattle.
When is the best time to schedule a meeting between Hong Kong and Seattle?
Standard 9-to-5 working hours in Hong Kong and Seattle do not overlap. To meet synchronously, one side will need to start before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Hong Kong and Seattle observe daylight saving time?
Seattle observes daylight saving time, but Hong Kong does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are Hong Kong and Seattle?
Hong Kong and Seattle are 10,414 km apart along the great-circle route. A direct flight takes roughly 13 hours 15 minutes.