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Time difference between Osaka and Seattle

Seattle is 16 hours behind Osaka.

Osaka
Japan · Japan Standard Time
4:41 PM
Wednesday, October 21, 2026
Seattle
United States · Pacific Daylight Time
12:41 AM
Wednesday, October 21, 2026
Compare more placesSeattle to Osaka

Osaka to Seattle time converter

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

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

Questions

What is the time difference between Osaka and Seattle?

Seattle is 16 hours behind Osaka. Osaka is on UTC+9 and Seattle is on UTC−7.

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

When it is 9:00 AM in Osaka, it is 5:00 PM the previous day in Seattle.

When is the best time to call Seattle from Osaka?

The best time to call or meet is 9:00 AM–10:00 AM in Osaka (5:00 PM–6:00 PM in Seattle), when both places are in normal office hours.

Does the time difference between Osaka and Seattle change?

Yes. Because of daylight saving time, the difference changes on Sunday, November 1, 2026, when Seattle will be 17 hours behind Osaka.

Osaka is 16 hours ahead of Seattle. More: time in Osaka · time in Seattle

Time difference from Osaka to other cities

All Osaka time differences →

Time difference from Seattle