Los Angeles is 3 hours behind Boston. Boston is UTC-4. Los Angeles is UTC-7.
Boston on 15 October 2026: sunrise 06:57, sunset 18:02, day length 11 h 5 min.
Los Angeles on 15 October 2026: sunrise 06:58, sunset 18:18, day length 11 h 20 min.
For Boston and Los Angeles: The next clock change in Boston is 1 hour back on 1 November 2026 at 02:00, from UTC-4 to UTC-5.
For Los Angeles and Boston: The next clock change in Los Angeles is 1 hour back on 1 November 2026 at 02:00, from UTC-7 to UTC-8.
| Change |
|---|
| Boston and Los Angeles keep the same gap for the next year. |
| View | 09:00 to 17:00 |
|---|---|
| From Boston | Boston 12:00 to 17:00; Los Angeles 09:00 to 14:00 |
| From Los Angeles | Los Angeles 09:00 to 14:00; Boston 12:00 to 17:00 |
| Boston | Los Angeles |
|---|---|
| 00:00 | 21:00 (previous day) |
| 01:00 | 22:00 (previous day) |
| 02:00 | 23:00 (previous day) |
| 03:00 | 00:00 |
| 04:00 | 01:00 |
| 05:00 | 02:00 |
| 06:00 | 03:00 |
| 07:00 | 04:00 |
| 08:00 | 05:00 |
| 09:00 | 06:00 |
| 10:00 | 07:00 |
| 11:00 | 08:00 |
| 12:00 | 09:00 |
| 13:00 | 10:00 |
| 14:00 | 11:00 |
| 15:00 | 12:00 |
| 16:00 | 13:00 |
| 17:00 | 14:00 |
| 18:00 | 15:00 |
| 19:00 | 16:00 |
| 20:00 | 17:00 |
| 21:00 | 18:00 |
| 22:00 | 19:00 |
| 23:00 | 20:00 |
| City | Longest day | Shortest day |
|---|---|---|
| Boston with Los Angeles | 21 June 2026, 15 h 17 min | 21 December 2026, 9 h 5 min |
| Los Angeles with Boston | 21 June 2026, 14 h 26 min | 21 December 2026, 9 h 53 min |
| City | Date | Holiday |
|---|---|---|
| Boston and Los Angeles | 11 November 2026 | Veterans Day |
| Boston and Los Angeles | 26 November 2026 | Thanksgiving Day |
| Los Angeles and Boston | 11 November 2026 | Veterans Day |
| Los Angeles and Boston | 26 November 2026 | Thanksgiving Day |