Railways:
total: 101 km; note—all in Kosi close to Indian border
narrow gauge: 101 km 0.762-m gauge

Highways:
total: 7,700 km
paved: 3,196 km
unpaved: 4,504 km (1996 est.)

Ports and harbors: none

Airports: 45 (1998 est.)

Airports—with paved runways:
total: 5
over 3,047 m: 1
1,524 to 2,437 m: 3
914 to 1,523 m: 1 (1998 est.)

Airports—with unpaved runways:
total: 40
1,524 to 2,437 m: 2
914 to 1,523 m: 9
under 914 m: 29 (1998 est.)