Boston vs Portland time difference
Portland is 3 h behind
Boston 15:00 · Portland 12:00. From March 14, 2027 Portland will be 4 h behind.
Boston now
15:00:10
Friday, November 6UTC-5, EST
Portland now
12:00:10
Friday, November 6UTC-8, PST
Convert a time
Using today's difference: 3 h. From March 14: 4 h.
When the difference changes
-
14Mar 2027
Boston moves its clocks one hour forward in 128 days
The difference becomes 4 h: Portland behind
-
14Mar 2027
Portland moves its clocks one hour forward
The difference becomes 3 h: Portland behind
-
7Nov 2027
Boston moves its clocks one hour back
The difference becomes 2 h: Portland behind
-
7Nov 2027
Portland moves its clocks one hour back
The difference becomes 3 h: Portland behind
Both cities change their clocks, on different dates.