Porto and Boston time difference is 5 hours


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You should keep in mind that these two cities are in two different time zones. Boston time is 5 hours behind Porto time, so if you are located in Porto and would like to make a phone call to or have a video chat with someone in Boston, the convenient time for both you and the other party is 2pm to 5pm (Porto time).


See distance from Porto to Boston

Time difference comparison

12 am Porto7pm previous day Boston
1 am Porto8pm previous day Boston
2 am Porto9pm previous day Boston
3 am Porto10pm previous day Boston
4 am Porto11pm previous day Boston
5 am Porto12am Boston
6 am Porto1am Boston
7 am Porto2am Boston
8 am Porto3am Boston
9 am Porto4am Boston
10 am Porto5am Boston
11 am Porto6am Boston
12 pm Porto7am Boston
1 pm Porto8am Boston
2 pm Porto9am Boston
3 pm Porto10am Boston
4 pm Porto11am Boston
5 pm Porto12pm Boston
6 pm Porto1pm Boston
7 pm Porto2pm Boston
8 pm Porto3pm Boston
9 pm Porto4pm Boston
10 pm Porto5pm Boston
11 pm Porto6pm Boston

The hours shown in blue color are the usual 9 am to 5 pm business hours.



Change of time difference between Porto and Boston

Date Time difference
08 March 2020 to
29 March 2020 (DST begins in Porto)
4 hours
29 March 2020 to
25 October 2020 (DST ends in Porto)
5 hours
25 October 2020 to
01 November 2020 (DST ends in Boston)
4 hours

Time difference between WEST (Western European Summer Time) and EDT (Eastern Daylight Time) is 5 hours



Porto - Portugal

  • Time zone: WEST - Western European Summer Time
  • Time zone offset: UTC/GMT +1
  • DST started on: 29 March 2020
  • DST will end on: 25 October 2020
    When Daylight Saving Time ends, the time zone in Porto will return to WET (Western European Time).


Boston - USA

  • Time zone: EDT - Eastern Daylight Time
  • Time zone offset: UTC/GMT -4
  • DST started on: 08 March 2020
  • DST will end on: 01 November 2020
    When Daylight Saving Time ends, the time zone in Boston will return to EST (Eastern Standard Time).