Lisbon to Mount Prospect time converter

Mount Prospect is 6 hours behind Lisbon. When it is 9:00 AM in Lisbon, it is 3:00 AM in Mount Prospect.

Lisbon WEST

Sunday, October 18, 2026

Mount Prospect CDT

Sunday, October 18, 2026

Lisbon
Portugal
Sun, Oct 18
WESTUTC+1
Mount Prospect
Illinois, United States
Sun, Oct 18
CDTUTC-5-6h
Finding your time zone…
Shared working hours (9:00–18:00)

Lisbon to Mount Prospect conversion table

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

LisbonMount Prospect
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 Mount Prospect).

Daylight saving time and the difference

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

  • Oct 18, 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 18, 2027: -6h

Distance

Lisbon and Mount Prospect are 6,436 km (3,999 miles) apart in a straight line.

More conversions

Mount Prospect to LisbonLisbon to New YorkLisbon to LondonLisbon to Los AngelesLisbon to ChicagoLisbon to TorontoLisbon to São PauloLisbon to ParisLisbon to BerlinLisbon to MoscowLisbon to DubaiLisbon to New DelhiLisbon to Bangkok
New York to Mount ProspectLondon to Mount ProspectLos Angeles to Mount ProspectChicago to Mount ProspectToronto to Mount ProspectSão Paulo to Mount ProspectParis to Mount ProspectBerlin to Mount ProspectMoscow to Mount ProspectDubai to Mount ProspectNew Delhi to Mount ProspectBangkok to Mount Prospect

Questions and answers

What is the time difference between Lisbon and Mount Prospect?

Mount Prospect is 6 hours behind Lisbon.

What time is it in Mount Prospect when it is 9 AM in Lisbon?

When it is 9:00 AM in Lisbon, it is 3:00 AM in Mount Prospect.

When is the best time to call Mount Prospect from Lisbon?

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

Does the time difference between Lisbon and Mount Prospect change?

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