Love Taps / Time zones / Boston and London
Time difference between Boston and London
London is 5 hours ahead of Boston. From October 25, 2026: London is 4 hours ahead of Boston.
| Boston | United States · America/New_York · UTC−4 |
|---|---|
| London | United Kingdom · Europe/London · UTC+1 |
| Difference now | London is 5 hours ahead of Boston |
| Distance | 3,271 miles (5,264 km) |
Daylight saving changes in the next 12 months
| Period | Difference |
|---|---|
| Until October 25, 2026 | London is 5 hours ahead of Boston |
| October 25, 2026 – November 1, 2026 | London is 4 hours ahead of Boston |
| November 1, 2026 – March 14, 2027 | London is 5 hours ahead of Boston |
| March 14, 2027 – March 28, 2027 | London is 4 hours ahead of Boston |
| From March 28, 2027 | London is 5 hours ahead of Boston |
Boston observes daylight saving time. London observes it. Dates are the local dates on which each change takes effect.
Best times to call
Both awake while the difference is 5 hours
Hours when it is between 8:00 am and 11:00 pm in both cities:
- 8:00 am – 6:00 pm in Boston = 1:00 pm – 11:00 pm in London · 10 hours
Outside working hours on workdays while the difference is 5 hours
Hours when both cities are awake and neither is between 9:00 am and 5:00 pm:
- 5:00 pm – 6:00 pm in Boston = 10:00 pm – 11:00 pm in London · 1 hour
Both awake while the difference is 4 hours
Hours when it is between 8:00 am and 11:00 pm in both cities:
- 8:00 am – 7:00 pm in Boston = 12:00 pm – 11:00 pm in London · 11 hours
Outside working hours on workdays while the difference is 4 hours
Hours when both cities are awake and neither is between 9:00 am and 5:00 pm:
- 5:00 pm – 7:00 pm in Boston = 9:00 pm – 11:00 pm in London · 2 hours
Good morning and goodnight
- 8:00 am in Boston is 1:00 pm in London.
- 10:00 pm in Boston is 3:00 am in London the next day.
- 8:00 am in London is 3:00 am in Boston.
A message sent at one person's bedtime often lands during the other's day. Love Taps has Good morning and Goodnight moods for this: one tap, no reply expected.
Hour by hour
Current offsets. Highlighted rows are hours when both cities are between 8:00 am and 11:00 pm.
| Boston | London | 8 am – 11 pm |
|---|---|---|
| 12:00 am | 5:00 am | Both asleep |
| 1:00 am | 6:00 am | Both asleep |
| 2:00 am | 7:00 am | Both asleep |
| 3:00 am | 8:00 am | Boston asleep |
| 4:00 am | 9:00 am | Boston asleep |
| 5:00 am | 10:00 am | Boston asleep |
| 6:00 am | 11:00 am | Boston asleep |
| 7:00 am | 12:00 pm | Boston asleep |
| 8:00 am | 1:00 pm | Both awake |
| 9:00 am | 2:00 pm | Both awake |
| 10:00 am | 3:00 pm | Both awake |
| 11:00 am | 4:00 pm | Both awake |
| 12:00 pm | 5:00 pm | Both awake |
| 1:00 pm | 6:00 pm | Both awake |
| 2:00 pm | 7:00 pm | Both awake |
| 3:00 pm | 8:00 pm | Both awake |
| 4:00 pm | 9:00 pm | Both awake |
| 5:00 pm | 10:00 pm | Both awake |
| 6:00 pm | 11:00 pm | London asleep |
| 7:00 pm | 12:00 am +1 day | London asleep |
| 8:00 pm | 1:00 am +1 day | London asleep |
| 9:00 pm | 2:00 am +1 day | London asleep |
| 10:00 pm | 3:00 am +1 day | London asleep |
| 11:00 pm | 4:00 am +1 day | Both asleep |
Other long-distance pairs
- Boston and Los Angeles · 3 hours
- Boston and Chicago · 1 hour
- New York and London · 5 hours
- Los Angeles and London · 8 hours
- Chicago and London · 6 hours
- Houston and London · 6 hours
- Dallas and London · 6 hours
- Seattle and London · 8 hours
More: long-distance relationship ideas · holiday countdowns · all time differences
Computed October 9, 2026. Love Taps reference pages.