1. A standard or frequently used path, course, or itinerary that is widely traveled or commonly followed
The ships followed the common route across the Atlantic.
Os navios seguiram a rota comum através do Atlântico.
2. In navigation and travel, an established pathway that is regularly used by many travelers or vessels
Airlines prefer to use common routes for their regular flights.
As companhias aéreas preferem usar rotas comuns para seus voos regulares.