Upper Alton to Lisbon time converter

Lisbon is 6 hours ahead of Upper Alton. When it is 9:00 AM in Upper Alton, it is 3:00 PM in Lisbon.

Upper Alton CDT

Sunday, October 18, 2026

Lisbon WEST

Monday, October 19, 2026

Upper Alton
Illinois, United States
Sun, Oct 18
CDTUTC-5
Lisbon
Portugal
Mon, Oct 19
WESTUTC+1+6h
Finding your time zone…
Shared working hours (9:00–18:00)

Upper Alton to Lisbon conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 18, 2026 – Oct 24, 2026: +6h
  • Oct 24, 2026 – Nov 1, 2026: +5h
  • Nov 1, 2026 – Mar 14, 2027: +6h
  • Mar 14, 2027 – Mar 27, 2027: +5h
  • Mar 27, 2027 – Oct 18, 2027: +6h

Distance

Upper Alton and Lisbon are 6,760 km (4,200 miles) apart in a straight line.

More conversions

Lisbon to Upper AltonUpper Alton to New YorkUpper Alton to LondonUpper Alton to Los AngelesUpper Alton to ChicagoUpper Alton to TorontoUpper Alton to São PauloUpper Alton to ParisUpper Alton to BerlinUpper Alton to MoscowUpper Alton to DubaiUpper Alton to New DelhiUpper Alton to Bangkok
New York to LisbonLondon to LisbonLos Angeles to LisbonChicago to LisbonToronto to LisbonSão Paulo to LisbonParis to LisbonBerlin to LisbonMoscow to LisbonDubai to LisbonNew Delhi to LisbonBangkok to Lisbon

Questions and answers

What is the time difference between Upper Alton and Lisbon?

Lisbon is 6 hours ahead of Upper Alton.

What time is it in Lisbon when it is 9 AM in Upper Alton?

When it is 9:00 AM in Upper Alton, it is 3:00 PM in Lisbon.

When is the best time to call Lisbon from Upper Alton?

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

Does the time difference between Upper Alton and Lisbon change?

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