Chicago to Mariehamn time converter

Mariehamn is 8 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 5:00 PM in Mariehamn.

Chicago CDT

Sunday, October 18, 2026

Mariehamn EEST

Monday, October 19, 2026

Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5
Mariehamn
Aland Islands
Mon, Oct 19
EESTUTC+3+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Mariehamn conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Chicago and Mariehamn switch clocks on different dates:

  • Oct 18, 2026 – Oct 24, 2026: +8h
  • Oct 24, 2026 – Nov 1, 2026: +7h
  • Nov 1, 2026 – Mar 14, 2027: +8h
  • Mar 14, 2027 – Mar 27, 2027: +7h
  • Mar 27, 2027 – Oct 18, 2027: +8h

Distance

Chicago and Mariehamn are 6,918 km (4,299 miles) apart in a straight line.

More conversions

Mariehamn to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to MariehamnLondon to MariehamnLos Angeles to MariehamnToronto to MariehamnSão Paulo to MariehamnParis to MariehamnBerlin to MariehamnMoscow to MariehamnDubai to MariehamnNew Delhi to MariehamnBangkok to MariehamnSingapore to Mariehamn

Questions and answers

What is the time difference between Chicago and Mariehamn?

Mariehamn is 8 hours ahead of Chicago.

What time is it in Mariehamn when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 5:00 PM in Mariehamn.

When is the best time to call Mariehamn from Chicago?

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

Does the time difference between Chicago and Mariehamn change?

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