American Airlines (AA, Dallas/Fort Worth) will begin operating its new fleet of Airbus A321-200s between New York JFK and Los Angeles International with effect from January 7, the airline has announced. The A321s will operate twice daily initially before bumping up to 6x daily with effect from January 31. The US carrier also stated that A321s will be deployed on its route from New York JFK to San Francisco later in 2014. American currently mainly uses B767-200(ER)s on both routes.