The Hartsfield-Jackson departure experience sets the tone for this particular journey in ways that other transatlantic routes simply don't replicate. Delta's international concourse at ATL is genuinely one of the more civilized pre-departure environments in North America, and the Sky Club there — particularly the Concourse F location — has been substantially upgraded in recent years, making the hours before a long-haul departure feel less like waiting and more like a considered beginning to your Italian itinerary.
Delta operates this route on widebody equipment, and securing a Delta One Suite seat — the fully enclosed, door-equipped product — makes an enormous difference on a roughly ten-hour overnight. The forward-facing configuration with direct aisle access means you're never climbing over a seatmate at two in the morning, which on a flight timed to deposit you into Milan's Malpensa airport during the European morning hours is not a trivial concern. Position yourself in the window seats if you value the sense of a private pod; the bulkhead rows offer additional legroom but sacrifice some of the enclosed intimacy that makes the product worth booking.
Malpensa itself rewards a measured approach — it is not Fiumicino, and the ground transfer infrastructure into central Milan or onward to Lake Como requires planning rather than improvisation. On the timing front, January through early March and the shoulder weeks of October and November consistently produce the most compelling award availability and reduced cash fares on this routing, as leisure demand softens considerably after the holiday crush and before spring fashion and trade-show season floods the cabin with expensed corporate travelers. Book early for April and September — those months belong to Milan's calendar, not yours.