National air transport system:
number of registered air carriers: 2
inventory of registered aircraft operated by air carriers: 10
annual passenger traffic on registered air carriers: 1,387,999
annual freight traffic on registered air carriers: 0 mt-km (2015)

Civil aircraft registration country code prefix:
7O (2016)

Airports:
57 (2013)
country comparison to the world: 84
[see also: Airports country ranks ]

Airports - with paved runways:
total: 17
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 4
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 9
[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: 1 (2013)
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]

Airports - with unpaved runways:
total: 40
[see also: Airports - with unpaved runways - total country ranks ]
over 3,047 m: 3
[see also: Airports - with unpaved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 5
[see also: Airports - with unpaved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 7
[see also: Airports - with unpaved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 16
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 9 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

Pipelines:
gas 641 km; liquid petroleum gas 22 km; oil 1,370 km (2013)

Roadways:
total: 71,300 km
[see also: Roadways - total country ranks ]
paved: 6,200 km
[see also: Roadways - paved country ranks ]
unpaved: 65,100 km (2005)
[see also: Roadways - unpaved country ranks ]
country comparison to the world: 67

Merchant marine:
total: 31
[see also: Merchant marine - total country ranks ]
by type: general cargo 3, oil tanker 4, other 24 (2017)
country comparison to the world: 124

Ports and terminals:
major seaport(s): Aden, Al Hudaydah, Al Mukalla