Lisbon to Crystal Lake time converter

Crystal Lake is 6 hours behind Lisbon. When it is 9:00 AM in Lisbon, it is 3:00 AM in Crystal Lake.

Lisbon WEST

Tuesday, October 20, 2026

Crystal Lake CDT

Tuesday, October 20, 2026

Portugal
Tue, Oct 20
WESTUTC+1
Illinois, United States
Tue, Oct 20
CDTUTC-5-6h
Finding your time zone…

12:59 PM in Lisbon, Tuesday, October 20, 2026

Shared working hours (9:00–18:00)

Lisbon to Crystal Lake conversion table

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

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

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in Lisbon (9:00 AM – 12:00 PM in Crystal Lake).

Daylight saving time and the difference

The difference changes during the year because Lisbon and Crystal Lake switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Mar 28, 2027: -5h
  • Mar 28, 2027 – Oct 20, 2027: -6h

Distance

Lisbon and Crystal Lake are 6,455 km (4,011 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Lisbon and Crystal Lake?

Crystal Lake is 6 hours behind Lisbon.

What time is it in Crystal Lake when it is 9 AM in Lisbon?

When it is 9:00 AM in Lisbon, it is 3:00 AM in Crystal Lake.

When is the best time to call Crystal Lake from Lisbon?

Both sides are at work from 3:00 PM – 6:00 PM in Lisbon (9:00 AM – 12:00 PM in Crystal Lake).

Does the time difference between Lisbon and Crystal Lake change?

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