National air transport system:
number of registered air carriers: 4
inventory of registered aircraft operated by air carriers: 23
annual passenger traffic on registered air carriers: 11,100
annual freight traffic on registered air carriers: 0 mt-km (2015)

Civil aircraft registration country code prefix:
OM (2016)

Airports:
35 (2013)
country comparison to the world: 111
[see also: Airports country ranks ]

Airports - with paved runways:
total: 21
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 2
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 2
[see also: Airports - with paved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 3
[see also: Airports - with paved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 3
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]
under 914 m: 11 (2013)
[see also: Airports - with paved runways - under 914 m country ranks ]

Airports - with unpaved runways:
total: 14
[see also: Airports - with unpaved runways - total country ranks ]
914 to 1,523 m: 9
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 5 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

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

Pipelines:
gas transmission pipelines 2,270 km; high-pressure gas distribution pipelines 6,278 km; mid- and low-pressure gas distribution pipelines 27,023 km (2016); oil 510 km (2015)

Railways:
total: 3,626 km
[see also: Railways - total country ranks ]
broad gauge: 99 km 1.520-m gauge
standard gauge: 3,477 km 1.435-m gauge (1,587 km electrified)
narrow gauge: 50 km 1.000-m or 0.750-m gauge (2016)
country comparison to the world: 52

Roadways:
total: 54,869 km (includes local roads, national roads, and 420 km of highways) (2012)
[see also: Roadways - total country ranks ]
country comparison to the world: 75

Waterways:
172 km (on Danube River) (2012)
country comparison to the world: 99
[see also: Waterways country ranks ]

Ports and terminals:
river port(s): Bratislava, Komarno (Danube)