You can also reach West Bengal by road as the roads here are always in good condition. The roads also have many resting options on the way where you can relax and eat at your leisure. There are many highways connecting Kolkata to various other important cities, the NH2 Delhi- Kolkata is one of the most important one that connects the city to the national capital. You can reach via cars and buses without any trouble at all. Bus services ply between Kolkata and various other cities in the state too, and there is a direct bus to NJP which is known as the doorway to the north-east. What more, there is also one bus services that connects Kolkata to Dhaka, the capital city of neighbouring country Bangladesh.