{
    "callsign": "PTR2521",
    "number": "2521",
    "airline_code": "PTR",
    "airport_codes": "CYTZ-CYHU",
    "_airport_codes_iata": "YTZ-YHU",
    "_airports": [
        {
            "name": "Billy Bishop Toronto City Centre Airport",
            "icao": "CYTZ",
            "iata": "YTZ",
            "location": "Toronto",
            "countryiso2": "CA",
            "lat": 43.627499,
            "lon": -79.396202,
            "alt_feet": 252.0,
            "alt_meters": 76.81
        },
        {
            "name": "Montr\u00e9al / Saint-Hubert Airport",
            "icao": "CYHU",
            "iata": "YHU",
            "location": "Montr\u00e9al",
            "countryiso2": "CA",
            "lat": 45.517502,
            "lon": -73.416901,
            "alt_feet": 90.0,
            "alt_meters": 27.43
        }
    ]
}