Nuuk Airport kilometres south of Nuuk and would need a bridge or tunnel connection. Such a project could cost somewhere around 2–3 billion DKK. A decision has been made to extend the runway to . Construction start is expected late 2018. Unlike Nuuk Airport, the airport in Kangerlussuaq can serve large airliners, and remains the airline hub of Air Greenland, the flag carrier of Greenland. But Kangerlussuaq has very few inhabitants and is mainly a place to change plane. A move to Nuuk would eliminate the plane change for many travellers, but would require a runway expansion to around . The airline
Nuuk Airport flying boat, with the aircraft using the waterways of the Nuuk Port as a landing site. In 1962 a PBY Catalina crashed near the port, killing 15 people on board. The tragedy was one of the factors leading to the decision to invest in a helicopter fleet. The Sikorsky S-61N machines—still in use in 2010—proved to be a more reliable mode of transport for the city, providing exclusive service for the Nuuk city for more than a decade—from the purchase date in 1965 until the late 1970s. Even in the later era of the fixed-wing, turboprop plane domination, the S-61N