What is the time difference between Moscow and Chicago?

Chicago is 8 hours behind Moscow. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Chicago from Moscow?

Between 17:00–18:00 in Moscow, which is 09:00–10:00 in Chicago. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Moscow observe daylight saving time?

No. Moscow stays on UTC+3 all year, so its clocks never move.

Does Chicago observe daylight saving time?

Yes. Chicago runs on UTC-6 in winter and UTC-5 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

If it is midday in Moscow, what time is it in Chicago?

It is 04:00 in Chicago, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Moscow and Chicago use?

Moscow uses Europe/Moscow, currently UTC+3, and Chicago uses America/Chicago, currently UTC-5 (CDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Moscow time to Chicago time

Right now Chicago runs 8 hours behind Moscow. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Moscow, across for Chicago.

Moscow	Chicago
00:00	16:00previous day
01:00	17:00previous day
02:00	18:00previous day
03:00	19:00previous day
04:00	20:00previous day
05:00	21:00previous day
06:00	22:00previous day
07:00	23:00previous day
08:00	00:00
09:00	01:00
10:00	02:00
11:00	03:00
12:00	04:00
13:00	05:00
14:00	06:00
15:00	07:00
16:00	08:00
17:00	09:00
18:00	10:00
19:00	11:00
20:00	12:00
21:00	13:00
22:00	14:00
23:00	15:00

Daylight saving time

Chicago changes its clocks; Moscow does not. The difference between them therefore shifts by an hour twice a year.

Moscow

Does not observe daylight saving time

Standard: UTC+3

Chicago

Observes daylight saving time

Standard: UTC-6
Daylight: UTC-5
Next change: 2026-11-01 −60m

When you can actually talk

You have 1 hour of shared working time: 17:00–18:00 in Moscow, which is 09:00–10:00 in Chicago.

Moscow 17:00–18:00Chicago 09:00–10:00

Reference

The zone identifiers and offsets behind everything above.

	Moscow	Chicago
IANA zone	Europe/Moscow	America/Chicago
Abbreviation	UTC+3	CDT
Standard offset	UTC+3	UTC-6
Daylight offset	—	UTC-5
Clock changes this year	0	2
Country	Russia	United States

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Moscow and Chicago?: Chicago is 8 hours behind Moscow. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Chicago from Moscow?: Between 17:00–18:00 in Moscow, which is 09:00–10:00 in Chicago. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Moscow observe daylight saving time?: No. Moscow stays on UTC+3 all year, so its clocks never move.
Does Chicago observe daylight saving time?: Yes. Chicago runs on UTC-6 in winter and UTC-5 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
If it is midday in Moscow, what time is it in Chicago?: It is 04:00 in Chicago, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Moscow and Chicago use?: Moscow uses Europe/Moscow, currently UTC+3, and Chicago uses America/Chicago, currently UTC-5 (CDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.