Among the many codes each airline uses is one known as a “call sign.” This is how pilots and air traffic controllers identify an airline when talking to each other. For example, “This is Cactus 313 requesting ……” Cactus was the call sign for US Airways. Over the years we’ve …

There are two types of airport codes: 4-letter ICAO codes used for flight operations/ATC, and 3-letter IATA codes used for passenger handling. The ICAO codes consist of a two-letter country prefix and a two-letter airport code. If a country has a lot of airports it may have more than one …

Not officially, no. Neither the TSA, airport, nor airline are responsible if you fail to allow enough time to get through security and subsequently miss your flight. For now, the airlines have been fairly accommodating about re-booking travelers who miss flights due to security lines. However, they are under no …