Andorra has a network of roads, with a total length of , of which are paved, leaving of
unpaved road. The main road to the north (
France) goes through the Envalira pass, which is high but nevertheless open all year round as it has a tunnel as well. The two main roads out of
Andorra la Vella are the CG-1 to the Spanish border, and the CG-2 to the French border via the
Envalira Tunnel near
Pas de la Casa. In winter, the main roads in Andorra are usually quickly cleared of snow and remain accessible, but the main road out of Andorra on the French side (
RN-20 on the French side and CG-2 on the Andorran side) is less frequently cleared and is sometimes closed by avalanches. Other main roads out of Andorra la Vella are the CG-3 and CG-4 to
Arcalis and
Pal, respectively. Bus services cover all metropolitan areas and many rural communities, with services on most major routes running half-hourly or more frequently during peak travel times. There are frequent long-distance bus services from Andorra to
Barcelona and
Barcelona Airport, and also to
Toulouse and
Toulouse Airport, in each case taking approximately 3 hours. Bus routes also serve
Girona Airport and Portugal via
Lleida. Bus services are mostly run by private companies, but some local ones are operated by the government. The private bus companies are Autocars Nadal, Camino Bus, Cooperativa Interurbana Andorrana, Eurolines, Hispano Andorrana, and Novatel. ==Airways==