High Quality Content by WIKIPEDIA articles! St. John`s International Airport (IATA: YYT, ICAO: CYYT) is an international airport located 3 NM (5.6 km; 3.5 mi) northwest of St. John`s, Newfoundland and Labrador, Canada that serves the St. John`s Metro Area and the Avalon Peninsula. The airport is part of the National Airports System, and is operated by St. John`s International Airport Authority Inc.