Teresina to Chicago Time Difference
Chicago is 2 hours behind Teresina. When it is noon in Teresina, it is 10:00 in Chicago.
Fortaleza (UTC-3) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 22:00 in Teresina, it's 20:00 in Chicago
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Teresina & Chicago✓ Perfect Match (6 hours)
◐ Extended Hours (4 hours)
✈️ Travel Information
Distance
6,914 km
Est. Flight Time
~9.1h
Time Difference
-2h
Work Hours Overlap
6h
Excellent
🔴 Office Closed
Tomorrow 11:00
11:00 - 17:00
⏰ Quick Conversion
06:00
Teresina
04:00
Chicago
09:00
Teresina
07:00
Chicago
12:00
Teresina
10:00
Chicago
15:00
Teresina
13:00
Chicago
18:00
Teresina
16:00
Chicago
21:00
Teresina
19:00
Chicago
00:00
Teresina
22:00
Chicago (-1)
03:00
Teresina
01:00
Chicago
Frequently Asked Questions
How many hours is Teresina ahead of Chicago?
Chicago is 2 hours behind Teresina. When it is 12:00 noon in Teresina, it is 10:00 in Chicago. Teresina operates on America/Fortaleza (UTC-3), while Chicago uses America/Chicago (UTC-5).
What is the best time to call Chicago from Teresina?
There are 7 hours of overlapping business time (9 AM–5 PM) between Teresina and Chicago. The best window is 11:00–18:00 Teresina time (09:00–16:00 in Chicago).
Does the Teresina to Chicago time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Teresina and Chicago
The distance between Teresina and Chicago is approximately 6,914 km. A direct flight typically takes around 9.1 hours. Your arrival clock will show local Chicago time — use our Flight Time Calculator to predict exact arrival times.