| Country: | BIH |
| Type: | M |
| Route: | 18 |
| Map: | M18 BIH map.svg |
| Length Km: | 300 |
| Terminus A: | at Rača border crossing |
| Terminus B: | at Hum border crossing |
| Cities: | Bijeljina Ugljevik Tuzla Živinice Kladanj Olovo Vogošća Sarajevo Trnovo Foča |
| Photo Notes: | M-18 between Ugljevik and Priboj |
The M-18 main road is a main road in Bosnia and Herzegovina. The road is a part of European route E762. It runs from Serbian border in Rača border crossing near Velino Selo towards Montenegrin border in Hum near Foča.