The airline called the behavior aboard the flight 'inexcusable.' When one misbehaves aboard a flight, the consequences can range from a strongly-worded warning from the crew to being banned from the airline or even being placed on a governmental no-fly list.

Ryanair said it had now filed legal proceedings in the Irish Circuit Court claiming the passenger’s disruptive behavior caused over $15,000 “in overnight accommodation, passenger expenses and landing costs.” The company wants to recover these costs from the passenger.

The Ireland-based airline announced it is fining a disruptive passenger more than $15,000 for forcing a flight from Dublin to Lanzarote, a Spanish island, to divert 1,400 miles to Porto, Portugal, requiring 160 passengers to stay in the city overnight,