M-1 highway (Montenegrin: Magistralni put M-1) is a Montenegrin roadway. The M-1 highway runs along the complete Montenegrin coast from its western border with Croatia all the way east to border with Albania. It goes through all the coastal cities in Montenegro (i.e. Herceg Novi, Kotor, Budva, Bar, Ulcinj). It is the starting point of all the highways that start at the coastline and go north like M1.1, M-2, M-8 and M12 and intersects with M-11 in Boka Bay, where M-11 can be used to shorten the distance by with using ferryboat from to Lepetani. The M-1 highway is part of International E-road network with E-65 / E-80 from border with Croatia to Sutomore and with E-851 going from Sutomore to border with Albania and is Montenegrin part of Adriatic Highway.