Seoul to Lansdale time converter

Lansdale is 13 hours behind Seoul. When it is 9:00 AM in Seoul, it is 8:00 PM (Tue, Oct 20) in Lansdale.

Seoul KST

Wednesday, October 21, 2026

Lansdale EDT

Wednesday, October 21, 2026

Seoul
South Korea
Wed, Oct 21
KSTUTC+9
Lansdale
Pennsylvania, United States
Wed, Oct 21
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Lansdale conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Lansdale): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Seoul and Lansdale switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 21, 2027: -13h

Distance

Seoul and Lansdale are 11,071 km (6,879 miles) apart in a straight line.

More conversions

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New York to LansdaleLondon to LansdaleLos Angeles to LansdaleChicago to LansdaleToronto to LansdaleSão Paulo to LansdaleParis to LansdaleBerlin to LansdaleMoscow to LansdaleDubai to LansdaleNew Delhi to LansdaleBangkok to Lansdale

Questions and answers

What is the time difference between Seoul and Lansdale?

Lansdale is 13 hours behind Seoul.

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

When it is 9:00 AM in Seoul, it is 8:00 PM (Tue, Oct 20) in Lansdale.

When is the best time to call Lansdale from Seoul?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Lansdale): working hours on one side, early or late on the other.

Does the time difference between Seoul and Lansdale change?

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