Boston vs Seattle time difference
Seattle is 3 h behind
Boston 00:49 · Seattle 21:49. From March 14, 2027 Seattle will be 4 h behind.
Boston now
00:49:13
Friday, November 6UTC-5, EST
Seattle now
21:49:13
Thursday, November 5UTC-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: Seattle behind
-
14Mar 2027
Seattle moves its clocks one hour forward
The difference becomes 3 h: Seattle behind
-
7Nov 2027
Boston moves its clocks one hour back
The difference becomes 2 h: Seattle behind
-
7Nov 2027
Seattle moves its clocks one hour back
The difference becomes 3 h: Seattle behind
Both cities change their clocks, on different dates.