Arcata to Seoul time converter

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

Arcata PDT

Sunday, October 18, 2026

Seoul KST

Monday, October 19, 2026

Arcata
California, United States
Sun, Oct 18
PDTUTC-7
Seoul
South Korea
Mon, Oct 19
KSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Arcata to Seoul conversion table

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

ArcataSeoul
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 Arcata (9:00 AM – 10:00 AM in Seoul).

Daylight saving time and the difference

The difference changes during the year because Arcata and Seoul 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

Arcata and Seoul are 8,696 km (5,403 miles) apart in a straight line.

More conversions

Seoul to ArcataArcata to New YorkArcata to LondonArcata to Los AngelesArcata to ChicagoArcata to TorontoArcata to São PauloArcata to ParisArcata to BerlinArcata to MoscowArcata to DubaiArcata to New DelhiArcata to Bangkok
New York to SeoulLondon to SeoulLos Angeles to SeoulChicago to SeoulToronto to SeoulSão Paulo to SeoulParis to SeoulBerlin to SeoulMoscow to SeoulDubai to SeoulNew Delhi to SeoulBangkok to Seoul

Questions and answers

What is the time difference between Arcata and Seoul?

Seoul is 16 hours ahead of Arcata.

What time is it in Seoul when it is 9 AM in Arcata?

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

When is the best time to call Seoul from Arcata?

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

Does the time difference between Arcata and Seoul change?

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