There's a peculiar charm to island-hopping via the Azores, and the truth is that direct business class from Baltimore to Ponta Delgada simply doesn't exist — the practical answer for travelers is that this route requires a connection, most sensibly through Boston, New York-JFK, or Philadelphia on American or Delta, or via Lisbon on TAP Air Portugal. Given the short transatlantic hop of roughly five hours once you're actually airborne toward the Azores, the real business class experience happens on the connecting long-haul leg: American's 777 or 787 business class with fully flat Flagship or Signature seats, Delta One suites with closing doors on its A330 or A350 fleet, or TAP's A330neo business class, which offers a comfortable if understated flat-bed product with decent Portuguese wine service that I've come to appreciate on repeated crossings.
Routing through Lisbon on TAP is my preferred play for anyone chasing genuine business class comfort, since it lets you use TAP's dedicated business lounge in Lisbon before a short onward hop to Ponta Delgada, and it often prices more attractively than piecing together domestic connections to Boston or JFK. If you're instead connecting through a US gateway on American or Delta, arrive with buffer time — winter weather in the Northeast corridor causes more misconnections on this itinerary than travelers expect, and the Ponta Delgada flights themselves are often narrowbody, so lounge access on arrival in the Azores is minimal to nonexistent. My insider tip: book the TAP Lisbon routing with a long layover of six-plus hours deliberately, then step out for a quick meal in the city — TAP allows stopovers on many fares at no extra cost, effectively turning your business class ticket into a mini Lisbon excursion.
Fares to the Azores swing dramatically with the shoulder seasons, and January through March along with October and November consistently offer the softest business class pricing before summer demand from Portuguese diaspora travelers and European vacationers pushes fares upward. Given how much these fares fluctuate week to week across three very different airline networks, setting up automated fare tracking for this specific Baltimore–Ponta Delgada corridor is the smartest way to catch a premium seat before the window closes.