Seoul to Longueuil time converter

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

Seoul KST

Wednesday, October 21, 2026

Longueuil EDT

Tuesday, October 20, 2026

Seoul
South Korea
Wed, Oct 21
KSTUTC+9
Longueuil
Quebec, Canada
Tue, Oct 20
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Longueuil conversion table

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

SeoulLongueuil
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 Longueuil): 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 Longueuil 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 Longueuil are 10,553 km (6,557 miles) apart in a straight line.

More conversions

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Questions and answers

What is the time difference between Seoul and Longueuil?

Longueuil is 13 hours behind Seoul.

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

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

When is the best time to call Longueuil 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 Longueuil): working hours on one side, early or late on the other.

Does the time difference between Seoul and Longueuil change?

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