There's something delightfully improbable about routing yourself through the Azores archipelago from a small Southern California airfield, but that's precisely the charm of business class from Orange County to Ponta Delgada — a journey that simply doesn't exist as a nonstop and rewards those willing to think like a network planner rather than a passenger. The unavoidable truth: no carrier flies SNA-PDL directly, so your itinerary will route through a major East Coast or connecting hub, with American, Delta, and United all offering viable paths via their transatlantic gateways. I've routed this trip through Boston on Delta and through JFK on American, and both work well because they minimize the connection count to just one, keeping total travel time close to the 8-hour flying minimum even with a layover baked in.
My preferred configuration has been Delta's A330 or A350 business class on the transatlantic leg out of Boston or JFK, where the fully lie-flat suites with sliding privacy doors on the A350 make the red-eye into Lisbon or the seasonal Ponta Delgada connection genuinely restorative. American's Flagship Business on its 777 and 787 fleet, departing from JFK or Philadelphia, is another strong option, particularly if you can snag Flagship Lounge access beforehand — the JFK Flagship Lounge is worth arriving early for. United routes typically funnel through Newark, where Polaris seats on the 767 or 787 offer solid value, especially since United's Newark-to-Europe banks tend to have generous connection windows from SNA's morning departures.
The insider move here is booking your SNA-to-hub domestic segment on the same ticket as your transatlantic business class fare whenever possible, since this often unlocks lounge access at the connecting hub that you wouldn't get on a separately ticketed domestic leg. January through March and October through November consistently offer the softest business class pricing on this corridor, as Azores-bound leisure demand collapses outside summer. Given how erratic award and revenue fares can be on these connecting itineraries, setting up fare alerts for this specific routing is the smartest way to catch the pricing windows before they close.