Sunport travelers heading to the Eternal City face an immediate truth: there's no nonstop path, and the smartest booking strategy for business class from Albuquerque to Rome runs through a major domestic hub before crossing the Atlantic. American, Delta, and United each offer viable routings—American via Philadelphia or JFK aboard their reconfigured 777 Flagship Business, Delta via JFK or Atlanta using their A330 or A350 with Delta One suites, and United via Newark or Washington Dulles on the 767 or 787 Polaris product. All three now field fully lie-flat suites with direct aisle access on their long-haul metal serving Rome, which is the key fact worth knowing before you shop fares.
Having flown this connection repeatedly, I favor routing through JFK when possible—both American and Delta operate strong widebody frequencies from there, and JFK's international terminals make for a smoother transfer than the tighter connections you'll sometimes find at Newark or Philadelphia. If your ABQ departure lands you in a hub with a few hours to spare, seek out the airline's flagship lounge rather than a generic contract lounge; Delta's Sky Club at JFK's Terminal 4 and American's Flagship Lounge at Terminal 8 both offer proper pre-flight dining that beats anything you'll find onboard. One insider tip: request window seats in the forward cabin on Delta One suites specifically on A350 equipment, as the newer suites have sliding doors that the A330 fleet largely lacks—worth the extra effort to confirm aircraft type at booking.
Seasonality matters enormously here. January through March and again in October and November consistently offer the softest business class pricing, since Rome's summer surge and holiday travel inflate fares dramatically outside those windows. Given how much routing and aircraft type can shift award and cash pricing week to week, setting up fare alerts for this specific ABQ-FCO corridor will save you from missing the narrow windows when premium seats dip.