SeaTac to Tokyo time converter

Tokyo is 16 hours ahead of SeaTac. When it is 9:00 AM in SeaTac, it is 1:00 AM (Mon, Oct 19) in Tokyo.

SeaTac PDT

Sunday, October 18, 2026

Tokyo JST

Monday, October 19, 2026

SeaTac
Washington, United States
Sun, Oct 18
PDTUTC-7
Tokyo
Japan
Mon, Oct 19
JSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

SeaTac to Tokyo conversion table

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

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

Best time to call or meet

Both sides are at work from 5:00 PM – 6:00 PM in SeaTac (9:00 AM – 10:00 AM in Tokyo).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 18, 2027: +16h

Distance

SeaTac and Tokyo are 7,708 km (4,790 miles) apart in a straight line.

More conversions

Tokyo to SeaTacSeaTac to New YorkSeaTac to LondonSeaTac to Los AngelesSeaTac to ChicagoSeaTac to TorontoSeaTac to São PauloSeaTac to ParisSeaTac to BerlinSeaTac to MoscowSeaTac to DubaiSeaTac to New DelhiSeaTac to Bangkok
New York to TokyoLondon to TokyoLos Angeles to TokyoChicago to TokyoToronto to TokyoSão Paulo to TokyoParis to TokyoBerlin to TokyoMoscow to TokyoDubai to TokyoNew Delhi to TokyoBangkok to Tokyo

Questions and answers

What is the time difference between SeaTac and Tokyo?

Tokyo is 16 hours ahead of SeaTac.

What time is it in Tokyo when it is 9 AM in SeaTac?

When it is 9:00 AM in SeaTac, it is 1:00 AM (Mon, Oct 19) in Tokyo.

When is the best time to call Tokyo from SeaTac?

Both sides are at work from 5:00 PM – 6:00 PM in SeaTac (9:00 AM – 10:00 AM in Tokyo).

Does the time difference between SeaTac and Tokyo change?

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