Devizes to
HarrowStep by step driving directions and route map on how to go from Devizes to Harrow by road.
Reverse route: Driving directions from Harrow to Devizes
A4, M4
85.5 mi1 hour 55 mins
| Depart onto Hillworth Gardens | 200 feet | |
| Continue left onto Hillworth Gardens | 100 feet | |
| Turn left onto Hillworth Road | 700 feet | |
| Turn right onto A360 Long Street | 300 feet | |
| Turn left onto A360 Southbroom Road | 0.3 mi | |
| Roundabout straight onto A342 Southbroom Road | 100 feet | |
| Exit roundabout straight onto A342 Southbroom Road | 200 feet | |
| Turn right onto A361 Estcourt Street | 1,000 feet | |
| New name straight onto A361 London Road | 0.9 mi | |
| Roundabout left onto A361 London Road | 200 feet | |
| Exit roundabout left onto A361 London Road | 0.2 mi | |
| Roundabout straight onto A361 | 0 feet | |
| Exit roundabout slight left onto A361 | 5.7 mi | |
| Rotary slight left onto A4 | 400 feet | |
| Exit rotary slight left onto A4 | 6.3 mi | |
| End of road right onto A345 Pewsey Road | 700 feet | |
| Turn left onto B3052 George Lane | 0.4 mi | |
| End of road left onto A346 Salisbury Road | 100 feet | |
| Turn right onto A4 London Road | 9.7 mi | |
| Roundabout slight left onto A4 Bath Road | 100 feet | |
| Exit roundabout slight left onto A4 Bath Road | 500 feet | |
| Turn left onto A338 Eddington Hill | 2.7 mi | |
| Rotary slight left onto M4 | 1,000 feet | |
| Exit rotary slight left onto M4 | 50.6 mi | |
| Off ramp slight left onto M4 | 0.3 mi | |
| Rotary straight onto A312 The Parkway | 0 feet | |
| Exit rotary straight onto A312 The Parkway | 0.4 mi | |
| Fork slight left onto A312 The Parkway | 2.1 mi | |
| Roundabout straight onto A312 The Parkway | 200 feet | |
| Exit roundabout straight onto A312 The Parkway | 0.7 mi | |
| Rotary slight left onto A312 Church Road | 400 feet | |
| Exit rotary straight onto A312 Church Road | 0.7 mi | |
| Rotary straight onto A312 | 300 feet | |
| Exit rotary straight onto A312 | 1.2 mi | |
| Roundabout straight onto A312 Petts Hill | 0 feet | |
| Exit roundabout straight onto A312 Petts Hill | 800 feet | |
| Turn slight right onto A312 Northolt Road | 0.9 mi | |
| Roundabout left onto A312 Northolt Road | 100 feet | |
| Exit roundabout left onto A312 Northolt Road | 0.2 mi | |
| New name straight onto A312 Lower Road | 0.3 mi | |
| New name straight onto A312 Bessborough Road | 0.5 mi | |
| Roundabout straight onto A404 Junction Road | 100 feet | |
| Exit roundabout straight onto A404 Junction Road | 300 feet | |
| Roundabout straight | 300 feet | |
| Arrive |