Bergen's fjord-flanked runway isn't a destination you stumble into from Central Texas without some strategic routing, and after years of piecing together this itinerary, I can say there's no nonstop shortcut: business class from Austin to Bergen always routes through a major European or Scandinavian hub, with total journey time landing around 9.5 hours of actual flying once you add the connection. SAS, Lufthansa, and KLM each offer viable paths, with SAS holding the natural advantage as the Norwegian flag carrier connecting through Copenhagen or Stockholm before the short hop up to Bergen. Lufthansa routes via Frankfurt or Munich, while KLM funnels everyone through Amsterdam—both solid options, particularly if you're chasing Star Alliance or SkyTeam status.
My preference leans toward SAS for this specific routing: their A330/A350 Business Class on the transatlantic leg from a US gateway (typically via a codeshare or connection from Austin) offers a Scandinavian sensibility—clean, understated cabins with proper lie-flat seats and a menu that won't overwhelm you before an early Bergen arrival. Lufthansa's long-haul aircraft increasingly feature the new Allegris cabin, though availability on this specific corridor can be inconsistent, so I always call to confirm the exact configuration before booking. KLM's World Business Class on their 787 or A330 fleet is a dependable middle-ground choice, especially if Amsterdam's Schiphol works better for your onward connection timing—arrive with at least 90 minutes of buffer there, as immigration lines can bottleneck unpredictably in mid-morning.
The insider move here: book your final Bergen segment as a separate short-haul ticket only if you're status-matching or chasing a specific fare class, since SAS's intra-Scandinavian business product is often just economy-plus—don't expect lie-flat on that final 45-minute hop. May through September brings both better weather for fjord visibility on descent and softer fares, as Norwegian summer tourism demand hasn't yet overwhelmed premium cabin inventory. Given how much these fares fluctuate hub-to-hub, setting up automated fare alerts for this specific routing will save you from overpaying during shoulder-season fluctuations.