Mullingar to
HowthStep by step driving directions and route map on how to go from Mullingar to Howth by road.
Reverse route: Driving directions from Howth to Mullingar
M4, R139
58.8 mi1 hour 16 mins
| Depart onto R392 Austin Friars Street | 0.3 mi | |
| New name straight onto R392 Dublin Road | 1.0 mi | |
| Roundabout turn straight onto R392 Dublin Road | 0.3 mi | |
| Roundabout straight onto N52 | 0 feet | |
| Exit roundabout straight onto N52 | 1,000 feet | |
| Roundabout left onto N4 | 300 feet | |
| Exit roundabout left onto N4 | 0.3 mi | |
| Merge slight right onto N4 Mullingar Bypass | 1.2 mi | |
| New name straight onto N4 Mullingar - The Downs Dual Carriageway | 3.1 mi | |
| New name straight onto M4 | 5.1 mi | |
| Fork slight left onto M4 | 28.1 mi | |
| New name straight onto N4 Leixlip Road | 0.2 mi | |
| New name straight onto N4 Lucan Bypass | 2.2 mi | |
| New name straight onto N4 Lucan Road | 1.3 mi | |
| Off ramp straight | 0.3 mi | |
| Merge slight right onto M50 Western Parkway Motorway | 1.5 mi | |
| New name straight onto M50 Northern Cross Route Motorway | 6.1 mi | |
| Off ramp slight right onto M50 Northern Cross Route | 0.5 mi | |
| Turn slight right | 500 feet | |
| Fork slight left onto R139 | 0.3 mi | |
| Roundabout straight onto R139 | 200 feet | |
| Exit roundabout slight left onto R139 | 2.0 mi | |
| Roundabout left onto R139 Clarehall Avenue | 200 feet | |
| Exit roundabout slight left onto R139 Clarehall Avenue | 0.4 mi | |
| Rotary left onto R139 Grange Road | 200 feet | |
| Exit rotary left onto R139 Grange Road | 1.1 mi | |
| New name straight onto Brookstone Road | 800 feet | |
| New name straight onto Dublin Street | 0.2 mi | |
| Turn right onto R106 Strand Road | 0.3 mi | |
| New name straight onto R106 Station Road | 0.5 mi | |
| Turn slight left onto R105 Howth Road | 1.6 mi | |
| New name straight onto R105 Harbour Road | 0.3 mi | |
| Arrive onto R105 Harbour Road |