A New Lawsuit Says Airlines Swap Fare Secrets Through One Company

Most travelers never hear of ATPCO, but almost every airfare they see passes through it. The Airline Tariff Publishing Company is owned by airlines and acts as the industry’s central filing house for fares. A federal class action filed on November 5 in Washington state now argues that this obscure plumbing has become a channel for keeping ticket prices artificially high, and it names ATPCO alongside Delta, United, American, Southwest, JetBlue and Alaska Air Group as defendants.

The case was prepared by the Seattle law firm Hansen Berman on behalf of two passengers, one from California and one from New Jersey. Its central claim is that the airlines exchange competitively sensitive information about dynamically filed fares through ATPCO’s platforms, allowing each carrier to watch what rivals are offering in close to real time. The complaint describes this as a sophisticated information exchange that lets the airlines avoid undercutting one another, with travelers paying the difference.

The argument leans on history. In 1992 the Justice Department sued ATPCO and eight domestic airlines, alleging they used published fare filings to signal planned increases to competitors and sidestep price wars. That case ended in consent decrees that limited ATPCO to sharing only information already available to ticket buyers. Those decrees have since expired, and the new suit says the old arrangement has effectively been rebuilt for the era of dynamic pricing, where fares are no longer tied to the familiar letter-coded fare classes.

None of the claims has been tested in court. According to Travel Weekly, the airlines either declined to comment or did not respond, and one party said it plans to defend itself vigorously. Cases like this typically take years, so nobody should expect cheaper flights soon. Still, the suit lands just as holiday fares are running at multi-year highs, and it will put a rare spotlight on how airline prices are actually set, a process most passengers only ever see as a number that changes every time they refresh the page.

Sources: Travel Weekly