Mere to
HarrowStep by step driving directions and route map on how to go from Mere to Harrow by road.
Distance from Mere to Harrow: 100.8 mi
Reverse route: Driving directions from Harrow to Mere
A303, M3
100.8 mi2 hours 2 mins
| Depart onto B3095 Salisbury Street | 400 feet | |
| New name slight left onto B3095 Hazzard's Hill | 400 feet | |
| New name straight onto B3095 White Road | 0.3 mi | |
| On ramp right | 300 feet | |
| Merge slight right onto A303 Mere Bypass | 0.2 mi | |
| New name straight onto A303 Chaddenwick Hill | 19.0 mi | |
| Rotary slight left onto A303 | 200 feet | |
| Exit rotary left onto A303 | 3.4 mi | |
| Rotary slight left onto A303 | 300 feet | |
| Exit rotary straight onto A303 | 26.5 mi | |
| Fork slight right onto M3 | 32.8 mi | |
| Off ramp slight left | 0.2 mi | |
| Fork slight left | 0.5 mi | |
| Merge slight right onto M25 | 6.2 mi | |
| Off ramp slight left | 600 feet | |
| Fork slight right | 1.2 mi | |
| Merge slight right onto M4 | 2.6 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 |