Airports:
68 (2013)
country comparison to the world: 73
[see also: Airports country ranks ]

Airports - with paved runways:
total: 57
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 2
2,438 to 3,047 m: 17
1,524 to 2,437 m: 12
under 914 m: 26 (2013)

Airports - with unpaved runways:
total: 11
[see also: Airports - with unpaved runways - total country ranks ]
914 to 1,523 m: 2
under 914 m: 9 (2013)

Heliports:
1 (2013)
[see also: Heliports country ranks ]

Pipelines:
gas 2,887 km; oil 346 km; refined products 378 km (2013)
[see also: Pipelines country ranks ]

Railways:
total: 5,114 km
standard gauge: 4,989 km 1.435-m gauge (2,880 km electrified)
narrow gauge: 125 km 0.760-m gauge (2014)
country comparison to the world: 41
[see also: Railways country ranks ]

Roadways:
total: 19,512 km
[see also: Roadways - total (km) country ranks ]
paved: 19,235 km (includes 458 km of expressways)
[see also: Roadways - paved (km) country ranks ]
unpaved: 277 km
[see also: Roadways - unpaved (km) country ranks ]
note: does not include Category IV local roads (2011)
country comparison to the world: 111

Waterways:
470 km (2009)
country comparison to the world: 83
[see also: Waterways country ranks ]

Merchant marine:
total: 22
by type: bulk carrier 9, cargo 8, liquefied gas 2, petroleum tanker 1, roll on/roll off 2
foreign-owned: 14 (Germany 12, Russia 2)
registered in other countries: 30 (Belize 1, Comoros 4, Georgia 1, Malta 8, Moldova 1, Panama 6, Saint Vincent and the Grenadines 9) (2010)
country comparison to the world: 93
[see also: Merchant marine country ranks ]

Ports and terminals:
major seaport(s): Burgas, Varna (Black Sea)