CFS Alert Airport (Alert, Nunavut)

 airport, military airbase, military

Alert Airport (IATA: YLT, ICAO: CYLT) is the world's northernmost permanent airport, located at Alert, Nunavut, Canada, approximately 830 km (520 mi) south of the true North Pole. It is operated by the Canadian Department of National Defence and is part of Canadian Forces Station Alert.

CFS Alert airfield was built sometime in the 1950s and is supplied by military aircraft only, however in 2011 Buffalo Airways was contracted to carry fuel and sleds between Resolute Bay and Alert; the airfield is required for transport of personnel and provisions 12 months of the year. The facility is also used as an emergency source of fuel for allied military aircraft low on fuel flying in the region. There have been 2 crashes involving fatalities at the airfield since it was established.