71deeb1f_RITA___BTS___Transtats__Terms
[Definitions] An identification number assigned by US DOT to identify a unique airport. Use this field for airport analysis across a range of years because an airport can change its airport code and airport codes can be reused. ( Aviation Support Tables, Airline Origin and Destination Survey (DB1B), Airline On-Time Performance Data, Air Carrier Summary Data (Form 41 and 298C Summary Data), Air Carrier Statistics (Form 41 Traffic)- All Carriers, Air Carrier Statistics (Form 41 Traffic)- U.S. Carriers ) [Terms] 
Airport ID
RITA | BTS | Transtats
Terms