Few itineraries test a route planner's patience quite like stitching together Honolulu and Bergen, two cities that seem to exist on opposite edges of the aviation map. There is no nonstop option, and the truth every seasoned flyer should know upfront is that business class from Honolulu to Bergen requires at least one, often two, connections, typically routing through a mainland US gateway before joining SAS, Lufthansa, or KLM's European networks. My preferred build has been Honolulu to Seattle or San Francisco, then onward to a European hub like Amsterdam, Frankfurt, or Copenhagen, with the final short hop down to Bergen on a regional SAS or Widerøe-operated flight under SAS's banner. SAS's Airbus A350 business class, with its direct-aisle-access seats, is worth angling for on the transatlantic leg if your itinerary routes through Copenhagen, while Lufthansa's evolving Allegris cabin, where available, offers some of the most private suites in the European long-haul fleet via Frankfurt.
Amsterdam deserves special mention as a connecting hub: KLM's World Business Class on the 787 or A330 is comfortable, but Schiphol's efficient transfer process between long-haul arrivals and short intra-European flights is genuinely underrated for travelers making tight connections up to Norway. My insider tip, rarely discussed, is to build in a deliberate overnight layover in Copenhagen or Amsterdam rather than a rushed same-day connection; Bergen-bound flights from these hubs are limited in frequency, and a rested arrival into Bergen's compact, weather-sensitive airport avoids the misery of missing the final leg during winter storms.
Seasonality matters enormously here. May through September aligns not only with better fares but with Bergen's rare stretches of clear skies, ideal for arriving refreshed and ready to explore the fjords rather than white-knuckling a delayed connection in December fog. Because pricing on this multi-carrier itinerary fluctuates with both transpacific and transatlantic demand cycles, setting up automated fare alerts is the smartest way to catch the inevitable dips before they disappear.