National air transport system:
number of registered air carriers: 12
inventory of registered aircraft operated by air carriers: 214
annual passenger traffic on registered air carriers: 32,778,827
annual freight traffic on registered air carriers: 1,783.086 million mt-km (2015)

Civil aircraft registration country code prefix:
HZ (2016)

Airports:
214 (2013)
country comparison to the world: 26
[see also: Airports country ranks ]

Airports - with paved runways:
total: 82
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 33
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 16
[see also: Airports - with paved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 27
[see also: Airports - with paved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 2
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]
under 914 m: 4 (2017)
[see also: Airports - with paved runways - under 914 m country ranks ]

Airports - with unpaved runways:
total: 132
[see also: Airports - with unpaved runways - total country ranks ]
2,438 to 3,047 m: 7
[see also: Airports - with unpaved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 72
[see also: Airports - with unpaved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 37
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 16 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

Heliports:
10 (2013)
[see also: Heliports country ranks ]

Pipelines:
condensate 209 km; gas 2,940 km; liquid petroleum gas 1,183 km; oil 5,117 km; refined products 1,151 km (2013)

Railways:
total: 5,410 km
[see also: Railways - total country ranks ]
standard gauge: 5,410 km 1.435-m gauge (with branch lines and sidings) (2016)
country comparison to the world: 36

Roadways:
total: 221,372 km
[see also: Roadways - total country ranks ]
paved: 47,529 km (includes 3,891 km of expressways)
[see also: Roadways - paved country ranks ]
unpaved: 173,843 km (2006)
[see also: Roadways - unpaved country ranks ]
country comparison to the world: 23

Merchant marine:
total: 357
[see also: Merchant marine - total country ranks ]
by type: bulk carrier 5, container ship 1, general cargo 19, oil tanker 31, other 301 (2017)
country comparison to the world: 48

Ports and terminals:
major seaport(s): Ad Dammam, Al Jubayl, Jeddah, Yanbu'
container port(s) (TEUs): Ad Dammam (1,954,000), Jeddah (5,417,000) (2015)