Trans World Airlines, Inc. (TWA), rinominata TWA Airlines LLC nel 2001, era una delle maggiori compagnie aeree degli Stati Uniti con hub a St. Louis, New York (JFK), Denver (Stapleton) e Kansas City. La compagnia operò dal 1930 fino a quando fu acquistata dalla American Airlines nel 2001.

Trans World Airlines (TWA) was a major American airline from 1925 until 2001. It was originally formed as Transcontinental & Western Air to operate a transcontinental route from New York City to Los Angeles via St. Louis and Kansas City. Along with American, United, and Eastern, it was one of the "Big Four" domestic airlines in the United States formed by the Spoils Conference of 1930.