Springfield to Seoul time converter

Seoul is 14 hours ahead of Springfield. When it is 9:00 AM in Springfield, it is 11:00 PM in Seoul.

Springfield CDT

Sunday, October 18, 2026

Seoul KST

Monday, October 19, 2026

Springfield
Illinois, United States
Sun, Oct 18
CDTUTC-5
Seoul
South Korea
Mon, Oct 19
KSTUTC+9+14h
Finding your time zone…
Shared working hours (9:00–18:00)

Springfield to Seoul conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Springfield (7:00 AM – 8:00 AM in Seoul): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +14h
  • Nov 1, 2026 – Mar 14, 2027: +15h
  • Mar 14, 2027 – Oct 18, 2027: +14h

Distance

Springfield and Seoul are 10,636 km (6,609 miles) apart in a straight line.

More conversions

Seoul to SpringfieldSpringfield to New YorkSpringfield to LondonSpringfield to Los AngelesSpringfield to ChicagoSpringfield to TorontoSpringfield to São PauloSpringfield to ParisSpringfield to BerlinSpringfield to MoscowSpringfield to DubaiSpringfield to New DelhiSpringfield 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 Springfield and Seoul?

Seoul is 14 hours ahead of Springfield.

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

When it is 9:00 AM in Springfield, it is 11:00 PM in Seoul.

When is the best time to call Seoul from Springfield?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Springfield (7:00 AM – 8:00 AM in Seoul): working hours on one side, early or late on the other.

Does the time difference between Springfield 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.