Lisbon to Boulder City time converter

Boulder City is 8 hours behind Lisbon. When it is 9:00 AM in Lisbon, it is 1:00 AM in Boulder City.

Lisbon WEST

Monday, October 19, 2026

Boulder City PDT

Monday, October 19, 2026

Lisbon
Portugal
Mon, Oct 19
WESTUTC+1
Boulder City
Nevada, United States
Mon, Oct 19
PDTUTC-7-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Lisbon to Boulder City conversion table

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

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

Best time to call or meet

Both sides are at work from 5:00 PM – 6:00 PM in Lisbon (9:00 AM – 10:00 AM in Boulder City).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Nov 1, 2026: -7h
  • Nov 1, 2026 – Mar 14, 2027: -8h
  • Mar 14, 2027 – Mar 28, 2027: -7h
  • Mar 28, 2027 – Oct 19, 2027: -8h

Distance

Lisbon and Boulder City are 8,745 km (5,434 miles) apart in a straight line.

More conversions

Boulder City 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 Boulder CityLondon to Boulder CityLos Angeles to Boulder CityChicago to Boulder CityToronto to Boulder CitySão Paulo to Boulder CityParis to Boulder CityBerlin to Boulder CityMoscow to Boulder CityDubai to Boulder CityNew Delhi to Boulder CityBangkok to Boulder City

Questions and answers

What is the time difference between Lisbon and Boulder City?

Boulder City is 8 hours behind Lisbon.

What time is it in Boulder City when it is 9 AM in Lisbon?

When it is 9:00 AM in Lisbon, it is 1:00 AM in Boulder City.

When is the best time to call Boulder City from Lisbon?

Both sides are at work from 5:00 PM – 6:00 PM in Lisbon (9:00 AM – 10:00 AM in Boulder City).

Does the time difference between Lisbon and Boulder City change?

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