Time Difference Between Lisbon and Chicago

The time difference between Lisbon and Chicago is 6 hours. When it is 12:00 noon in Lisbon, it is 06:00 in Chicago. Lisbon uses the Europe/Lisbon time zone (UTC+1), while Chicago uses America/Chicago (UTC-5).

Chicago is 6 hours behind Lisbon — 6 hours
Lisbon, Portugal
01:44:12
Monday, May 11, 2026
UTC+1 · WEST (DST)
Chicago, United States
19:44:12
Sunday, May 10, 2026
UTC-5 · CDT (DST)

Time Zone Details: Lisbon vs Chicago

Detail Lisbon Chicago
Time Zone IDEurope/LisbonAmerica/Chicago
UTC OffsetUTC+1UTC-5
AbbreviationWESTCDT
DST ActiveYes — currently observingYes — currently observing
CountryPortugalUnited States
RegionEuropeNorth America

Best Time to Schedule a Call

There are 2 overlapping business hours between Lisbon and Chicago (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

15:00–17:00 in Lisbon  =  09:00–11:00 in Chicago

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Lisbon time to Chicago time. Rows highlighted in green indicate overlapping business hours in both cities.

Lisbon Chicago
00:00 18:00 (-1 day) Night
01:00 19:00 (-1 day) Night
02:00 20:00 (-1 day) Night
03:00 21:00 (-1 day) Night
04:00 22:00 (-1 day) Night
05:00 23:00 (-1 day) Night
06:00 00:00
07:00 01:00
08:00 02:00
09:00 03:00
10:00 04:00
11:00 05:00
12:00 06:00
13:00 07:00
14:00 08:00
15:00 09:00 Overlap
16:00 10:00 Overlap
17:00 11:00
18:00 12:00
19:00 13:00
20:00 14:00
21:00 15:00
22:00 16:00 Night
23:00 17:00 Night

Daylight Saving Time (DST) Impact

Both Lisbon and Chicago are currently observing daylight saving time. The current 6 hours difference reflects both cities' DST offsets. When one city switches back to standard time before the other, the gap will temporarily change by 1 hour.

Practical Tips for Lisbon–Chicago Scheduling

Compare Lisbon and Chicago with Other Cities

From Lisbon

From Chicago

Frequently Asked Questions

What is the time difference between Lisbon and Chicago?

The time difference is 6 hours. Chicago is 6 hours behind Lisbon.

Does the time difference change during the year?

Yes. Both cities observe daylight saving time, but they may switch on different dates, causing the gap to shift by 1 hour temporarily.

When is the best time to call from Lisbon to Chicago?

The best window is between 15:00 and 17:00 Lisbon time, which corresponds to 09:00–11:00 in Chicago. Both sides fall within normal business hours.

How do I convert Lisbon time to Chicago time?

Subtract 6 hours from Lisbon time to get Chicago time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.