| 456 | |
|---|---|
 | |
| Overview | |
| Operator | Go-Ahead London |
| Garage | Northumberland Park |
| Vehicle | Wright StreetLite WF |
| Peak vehicle requirement | 5 |
| Predecessors | Route W10 |
| Night-time | No night service |
| Route | |
| Start | Crews Hill |
| Via | Forty Hill Enfield Town Winchmore Hill Edmonton |
| End | North Middlesex University Hospital |
| Length | 10 miles (16 km) |
| Service | |
| Level | Daily |
| Frequency | About every 30-60 minutes |
| Journey time | 38-63 minutes |
| Operates | 06:10 until 20:54 |
London Buses route 456 is a Transport for London contracted bus route in London, England. Running between Crews Hill and North Middlesex University Hospital, it is operated by Go-Ahead London.