Porto to Johnson City time converter

Johnson City is 5 hours behind Porto. When it is 9:00 AM in Porto, it is 4:00 AM in Johnson City.

Porto WEST

Tuesday, October 20, 2026

Johnson City EDT

Tuesday, October 20, 2026

Porto
Portugal
Tue, Oct 20
WESTUTC+1
Johnson City
Tennessee, United States
Tue, Oct 20
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Johnson City conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -5h
  • Oct 25, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Mar 28, 2027: -4h
  • Mar 28, 2027 – Oct 20, 2027: -5h

Distance

Porto and Johnson City are 6,224 km (3,867 miles) apart in a straight line.

More conversions

Johnson City to PortoPorto to New YorkPorto to LondonPorto to Los AngelesPorto to ChicagoPorto to TorontoPorto to São PauloPorto to ParisPorto to BerlinPorto to MoscowPorto to DubaiPorto to New DelhiPorto to Bangkok
New York to Johnson CityLondon to Johnson CityLos Angeles to Johnson CityChicago to Johnson CityToronto to Johnson CitySão Paulo to Johnson CityParis to Johnson CityBerlin to Johnson CityMoscow to Johnson CityDubai to Johnson CityNew Delhi to Johnson CityBangkok to Johnson City

Questions and answers

What is the time difference between Porto and Johnson City?

Johnson City is 5 hours behind Porto.

What time is it in Johnson City when it is 9 AM in Porto?

When it is 9:00 AM in Porto, it is 4:00 AM in Johnson City.

When is the best time to call Johnson City from Porto?

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

Does the time difference between Porto and Johnson City change?

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