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St Jean Airport (CYJN) is a general aviation aerodrome at St Jean, Quebec, Canada, sitting at 128 feet elevation with four runways ranging from grass to hard-surfaced strips but no instrument landing system. It is a straightforward VFR field for light aircraft operations in the Montreal area, offering pilots a choice of runway orientations depending on wind.
St Jean Airport, identified by the ICAO code CYJN and IATA code YJN, is a general aviation aerodrome located at St Jean, Quebec, Canada, at coordinates 45.2944, -73.2816 and an elevation of 128 feet. The field has no instrument landing system, making it a VFR-oriented airport, and it offers four distinct runway alignments, giving pilots useful flexibility for crosswind conditions.
The aerodrome lies at 45.2944, -73.2816 near St Jean, Quebec, at an elevation of 128 feet. The published approach and departure frequency is identified as Montreal APP DEP, indicating that the airport sits within the Montreal terminal airspace structure, so pilots transiting or arriving from outside the immediate area should expect to work with Montreal Approach or Departure before joining.
St Jean Airport has four physical runways. Runway 11/29 is a hard-surfaced, lit runway, with the 29 threshold giving a landing distance of 4002 feet and the 11 threshold giving 3517 feet. Runway 02/20 is hard-surfaced, lit, and 2450 feet long in both directions. Runway 06/24 is hard-surfaced, lit, and 2386 feet long in both directions. Runway 10L/28R is a grass, lit runway measuring 1838 feet.
The published frequencies for St Jean Airport are: A/D 125.15 MHz for Montreal Approach and Departure; A/G 134.15 MHz for VFR advisory service; ATF 118.2 MHz as the Aerodrome Traffic Frequency; ground movement on 121.7 MHz; and tower on 118.2 MHz. These frequencies should be reproduced exactly as published when planning a flight to or from the field.
Aviation fuel in the form of avgas is available at the field, supporting light aircraft operations.
