London to Philadelphia
Converting a fixed time. Europe/London → America/New_York · 5,700 km (3,540 miles) apart
Clocks go back 1 hour on Sunday, 25th October 2026, at 1:59 am local time (1:00 am after the change).
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Convert a specific time minutes work, not just whole hours
Hour by hour
| London | Philadelphia | 24h | Good to call? |
|---|---|---|---|
| 12am | 7pm Wed | 00:00 → 19:00 | asleep in London |
| 1am | 8pm Wed | 01:00 → 20:00 | asleep in London |
| 2am | 9pm Wed | 02:00 → 21:00 | asleep in London |
| 3am | 10pm Wed | 03:00 → 22:00 | asleep in Philadelphia |
| 4am | 11pm Wed | 04:00 → 23:00 | asleep in Philadelphia |
| 5am | 12am | 05:00 → 00:00 | asleep in Philadelphia |
| 6am now | 1am | 06:00 → 01:00 | asleep in Philadelphia |
| 7am | 2am | 07:00 → 02:00 | asleep in Philadelphia |
| 8am | 3am | 08:00 → 03:00 | asleep in Philadelphia |
| 9am | 4am | 09:00 → 04:00 | asleep in Philadelphia |
| 10am | 5am | 10:00 → 05:00 | asleep in Philadelphia |
| 11am | 6am | 11:00 → 06:00 | asleep in Philadelphia |
| 12pm | 7am | 12:00 → 07:00 | awake, not at work |
| 1pm | 8am | 13:00 → 08:00 | awake, not at work |
| 2pm | 9am | 14:00 → 09:00 | both at work |
| 3pm | 10am | 15:00 → 10:00 | both at work |
| 4pm | 11am | 16:00 → 11:00 | both at work |
| 5pm | 12pm | 17:00 → 12:00 | awake, not at work |
| 6pm | 1pm | 18:00 → 13:00 | awake, not at work |
| 7pm | 2pm | 19:00 → 14:00 | awake, not at work |
| 8pm | 3pm | 20:00 → 15:00 | awake, not at work |
| 9pm | 4pm | 21:00 → 16:00 | awake, not at work |
| 10pm | 5pm | 22:00 → 17:00 | asleep in London |
| 11pm | 6pm | 23:00 → 18:00 | asleep in London |
Call times
Both places are at work between 2pm and 17:00 in London — 9am to 11am at the other end.
7pm
8pm
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Questions people ask
What time is it in Philadelphia when it is 3:30 pm in London?
10:30 am in Philadelphia the same day.
How many hours ahead is Philadelphia of London?
Philadelphia is 5 hours behind London. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between London and Philadelphia?
Both places are at work between 2pm and 17:00 in London — 9am to 11am at the other end.
When does the difference between London and Philadelphia change?
London: Clocks go back 1 hour on Sunday, 25th October 2026, at 1:59 am local time (1:00 am after the change). Philadelphia: Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).