Lisbon to Casper time converter

Casper is 7 hours behind Lisbon. When it is 9:00 AM in Lisbon, it is 2:00 AM in Casper.

Lisbon WEST

Saturday, October 17, 2026

Casper MDT

Saturday, October 17, 2026

Portugal
Sat, Oct 17
WESTUTC+1
Wyoming, United States
Sat, Oct 17
MDTUTC-6-7h
Finding your time zone…

5:33 PM in Lisbon, Saturday, October 17, 2026

Shared working hours (9:00–18:00)

Lisbon to Casper conversion table

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

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

Best time to call or meet

Both sides are at work from 4:00 PM – 6:00 PM in Lisbon (9:00 AM – 11:00 AM in Casper).

Daylight saving time and the difference

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

  • Oct 17, 2026 – Oct 25, 2026: -7h
  • Oct 25, 2026 – Nov 1, 2026: -6h
  • Nov 1, 2026 – Mar 14, 2027: -7h
  • Mar 14, 2027 – Mar 28, 2027: -6h
  • Mar 28, 2027 – Oct 17, 2027: -7h

Distance

Lisbon and Casper are 7,700 km (4,785 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Lisbon and Casper?

Casper is 7 hours behind Lisbon.

What time is it in Casper when it is 9 AM in Lisbon?

When it is 9:00 AM in Lisbon, it is 2:00 AM in Casper.

When is the best time to call Casper from Lisbon?

Both sides are at work from 4:00 PM – 6:00 PM in Lisbon (9:00 AM – 11:00 AM in Casper).

Does the time difference between Lisbon and Casper change?

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