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Time difference between Hanoi and Seattle

Seattle is 15 hours behind Hanoi.

Hanoi
Vietnam · Indochina Time
7:46 AM
Thursday, November 12, 2026
Seattle
United States · Pacific Standard Time
4:46 PM
Wednesday, November 11, 2026
Compare more placesSeattle to Hanoi

Hanoi to Seattle time converter

Green rows are office hours in both places; light green rows are when both are awake.

HanoiSeattle
12:00 AM9:00 AM (previous day)
1:00 AM10:00 AM (previous day)
2:00 AM11:00 AM (previous day)
3:00 AM12:00 PM (previous day)
4:00 AM1:00 PM (previous day)
5:00 AM2:00 PM (previous day)
6:00 AM3:00 PM (previous day)
7:00 AM4:00 PM (previous day)
8:00 AM5:00 PM (previous day)
9:00 AM6:00 PM (previous day)
10:00 AM7:00 PM (previous day)
11:00 AM8:00 PM (previous day)
12:00 PM9:00 PM (previous day)
1:00 PM10:00 PM (previous day)
2:00 PM11:00 PM (previous 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

Questions

What is the time difference between Hanoi and Seattle?

Seattle is 15 hours behind Hanoi. Hanoi is on UTC+7 and Seattle is on UTC−8.

What time is it in Seattle when it is 9 AM in Hanoi?

When it is 9:00 AM in Hanoi, it is 6:00 PM the previous day in Seattle.

When is the best time to call Seattle from Hanoi?

There are no shared office hours. The most comfortable time to call is 8:00 AM–1:00 PM in Hanoi (5:00 PM–10:00 PM in Seattle), when both places are awake.

Which days are working days in both Hanoi and Seattle?

Both Hanoi and Seattle usually work Monday to Friday.

Does the time difference between Hanoi and Seattle change?

Yes. Because of daylight saving time, the difference changes on Sunday, March 14, 2027, when Seattle will be 14 hours behind Hanoi.

Hanoi is 15 hours ahead of Seattle. More: time in Hanoi · time in Seattle

Time difference from Hanoi to other cities

All Hanoi time differences →

Time difference from Seattle