Time Difference: London to Washington DC
Click a time to convert
London vs Washington DC timezone guide
London (UK) uses the Europe/London timezone at UTC+0, while Washington DC (US) uses America/New_York at UTC-5. This means Washington DC is 5 hours behind London (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between London and Washington DC
Standard 9-to-5 working hours overlap by 3 hours per day. The shared window is 2pm–5pm in London, which is 9am–12pm in Washington DC. Schedule recurring meetings inside that window and both teams stay inside standard working hours.
Hour-by-hour planner
| London | Washington DC | Status |
|---|---|---|
| 6am | 1am | London early, Washington DC asleep |
| 7am | 2am | London early, Washington DC asleep |
| 8am | 3am | London early, Washington DC asleep |
| 9am | 4am | London working hours, Washington DC asleep |
| 10am | 5am | London working hours, Washington DC asleep |
| 11am | 6am | One side outside 9-to-5 but still awake |
| 12pm | 7am | One side outside 9-to-5 but still awake |
| 1pm | 8am | One side outside 9-to-5 but still awake |
| 2pm | 9am | Both at work — ideal meeting time |
| 3pm | 10am | Both at work — ideal meeting time |
| 4pm | 11am | Both at work — ideal meeting time |
| 5pm | 12pm | One side outside 9-to-5 but still awake |
| 6pm | 1pm | One side outside 9-to-5 but still awake |
| 7pm | 2pm | One side outside 9-to-5 but still awake |
| 8pm | 3pm | One side outside 9-to-5 but still awake |
| 9pm | 4pm | One side outside 9-to-5 but still awake |
| 10pm | 5pm | London late evening, Washington DC evening |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between London and Washington DC
Both cities observe daylight saving time, but on different schedules. This creates short windows each year where the usual difference of 5 hours ahead temporarily shifts.
- Mar 8 → Mar 29Difference temporarily 4 hours ahead.
- Oct 25 → Nov 1Difference temporarily 4 hours ahead.
London transitions on March 29, 2026 and October 25, 2026. Washington DC transitions on March 8, 2026 and November 1, 2026.
Distance between London and Washington DC
London and Washington DC are 5,898 km apart along the great-circle route. A direct flight takes roughly ~7h 56m, depending on aircraft type, winds, and routing.