{
    "callsign": "ROU1757",
    "number": "1757",
    "airline_code": "ROU",
    "airport_codes": "CYYZ-KDFW",
    "_airport_codes_iata": "YYZ-DFW",
    "_airports": [
        {
            "name": "Lester B. Pearson International Airport",
            "icao": "CYYZ",
            "iata": "YYZ",
            "location": "Toronto",
            "countryiso2": "CA",
            "lat": 43.6772,
            "lon": -79.6306,
            "alt_feet": 569.0,
            "alt_meters": 173.43
        },
        {
            "name": "Dallas Fort Worth International Airport",
            "icao": "KDFW",
            "iata": "DFW",
            "location": "Dallas-Fort Worth",
            "countryiso2": "US",
            "lat": 32.896801,
            "lon": -97.038002,
            "alt_feet": 607.0,
            "alt_meters": 185.01
        }
    ]
}