{
    "callsign": "SKW309L",
    "number": "309L",
    "airline_code": "SKW",
    "airport_codes": "KDEN-KFSD",
    "_airport_codes_iata": "DEN-FSD",
    "_airports": [
        {
            "name": "Denver International Airport",
            "icao": "KDEN",
            "iata": "DEN",
            "location": "Denver",
            "countryiso2": "US",
            "lat": 39.861698,
            "lon": -104.672997,
            "alt_feet": 5431.0,
            "alt_meters": 1655.37
        },
        {
            "name": "Joe Foss Field Airport",
            "icao": "KFSD",
            "iata": "FSD",
            "location": "Sioux Falls",
            "countryiso2": "US",
            "lat": 43.582001,
            "lon": -96.741898,
            "alt_feet": 1429.0,
            "alt_meters": 435.56
        }
    ]
}