Knoxville to Porto time converter

Porto is 5 hours ahead of Knoxville. When it is 9:00 AM in Knoxville, it is 2:00 PM in Porto.

Knoxville EDT

Wednesday, October 21, 2026

Porto WEST

Wednesday, October 21, 2026

Knoxville
Tennessee, United States
Wed, Oct 21
EDTUTC-4
Porto
Portugal
Wed, Oct 21
WESTUTC+1+5h
Finding your time zone…
Shared working hours (9:00–18:00)

Knoxville to Porto conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 1:00 PM in Knoxville (2:00 PM – 6:00 PM in Porto).

Daylight saving time and the difference

The difference changes during the year because Knoxville and Porto switch clocks on different dates:

  • Oct 21, 2026 – Oct 24, 2026: +5h
  • Oct 24, 2026 – Nov 1, 2026: +4h
  • Nov 1, 2026 – Mar 14, 2027: +5h
  • Mar 14, 2027 – Mar 27, 2027: +4h
  • Mar 27, 2027 – Oct 21, 2027: +5h

Distance

Knoxville and Porto are 6,366 km (3,956 miles) apart in a straight line.

More conversions

Porto to KnoxvilleKnoxville to New YorkKnoxville to LondonKnoxville to Los AngelesKnoxville to ChicagoKnoxville to TorontoKnoxville to São PauloKnoxville to ParisKnoxville to BerlinKnoxville to MoscowKnoxville to DubaiKnoxville to New DelhiKnoxville to Bangkok
New York to PortoLondon to PortoLos Angeles to PortoChicago to PortoToronto to PortoSão Paulo to PortoParis to PortoBerlin to PortoMoscow to PortoDubai to PortoNew Delhi to PortoBangkok to Porto

Questions and answers

What is the time difference between Knoxville and Porto?

Porto is 5 hours ahead of Knoxville.

What time is it in Porto when it is 9 AM in Knoxville?

When it is 9:00 AM in Knoxville, it is 2:00 PM in Porto.

When is the best time to call Porto from Knoxville?

Both sides are at work from 9:00 AM – 1:00 PM in Knoxville (2:00 PM – 6:00 PM in Porto).

Does the time difference between Knoxville and Porto change?

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