Find out which airline was rated the worst by customers -

When it comes to crummy airlines, American Airlines takes the cake.

An analysis of customer satisfaction scores by digital marketing firm Click Intelligence showed American is the world’s most loathed airline carrier, topping the list for passenger misery with a measly 2.9 out of 10 rating.

Passengers have been duct taped this year during American Airlines flights, suffered injuries from unexpected turbulence , forced from their seats thanks to smoke , and made to endure others’ vaping habits . 5

Last year, the Dallas-based airline carried 211 million passengers to 350 destinations across the globe, but also tied for the most recorded safety incidents with 11 and racked up hundreds of online lost-luggage complaints.

Budget carrier Frontier and United Airlines finished at N