The US Department of Transportation (DOT) has fined United Airlines $1.9 million for violating federal statutes and the Department’s rule prohibiting long tarmac delays. The airline was also ordered to cease and desist from future similar violations. This is the largest fine issued by the Department for tarmac delay violations. An extensive investigation by the Department’s Office of Aviation Consumer Protection (OACP) found that between December 2015 and February 2021, United allowed twenty domestic flights and five international flights at various airports throughout the United States to remain on the tarmac for a lengthy period of time without providing passengers an opportunity