National air transport system:
number of registered air carriers: 3
inventory of registered aircraft operated by air carriers: 73
annual passenger traffic on registered air carriers: 9,972,333
annual freight traffic on registered air carriers: 713.484 million mt-km (2015)

Civil aircraft registration country code prefix:
OH (2016)

Airports:
148 (2013)
country comparison to the world: 39
[see also: Airports country ranks ]

Airports - with paved runways:
total: 74
[see also: Airports - with unpaved runways - total country ranks ]
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 3
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 26
[see also: Airports - with paved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 10
[see also: Airports - with paved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 21
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]
under 914 m: 14 (2017)
[see also: Airports - with paved runways - under 914 m country ranks ]

Airports - with unpaved runways:
total: 74
[see also: Airports - with unpaved runways - total country ranks ]
[see also: Airports - with paved runways - total country ranks ]
914 to 1,523 m: 3
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 71 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

Pipelines:
gas transmission pipes 1,286 km; distribution pipes 1,932 km (2016)

Railways:
total: 5,923 km
[see also: Railways - total country ranks ]
broad gauge: 5,923 km 1.524-m gauge (3,262 km electrified) (2015)
country comparison to the world: 32

Roadways:
total: 454,000 km
[see also: Roadways - total country ranks ]
highways: 78,000 km (50,000 paved, including 700 km of expressways; 28,000 unpaved)
urban roads: 26,000 km
private and forest roads: 350,000 km (2012)
country comparison to the world: 16

Waterways:
8,000 km (includes Saimaa Canal system of 3,577 km; southern part leased from Russia; water transport used frequently in the summer and widely replaced with sledges on the ice in winter; there are 187,888 lakes in Finland that cover 31,500 km); Finland also maintains 8,200 km of coastal fairways (2013)
country comparison to the world: 17
[see also: Waterways country ranks ]

Merchant marine:
total: 267
[see also: Merchant marine - total country ranks ]
by type: bulk carrier 7, container ship 1, general cargo 92, oil tanker 5, other 162 (2017)
country comparison to the world: 56

Ports and terminals:
major seaport(s): Helsinki, Kotka, Naantali, Porvoo, Raahe, Rauma