Sogndal Haukasen Airport, a short-runway STOL field deep in Norway's fjord country, does not have a lounge, and its size makes that unsurprising rather than a gap worth chasing. SOG handles short-haul Wideroe services connecting Sogndal to the wider Norwegian domestic network, with modest terminal facilities built for quick turnarounds rather than extended premium waiting.
The traffic pattern at Sogndal follows the region's real seasonal rhythm, and that shapes the airport more than anything else does. The Sognefjord area draws a heavy wave of tourism through the summer months, when cruise passengers, hikers, and fjord sightseers push demand well above the quieter off-season baseline, yet even at peak season the airport itself remains a small regional field built around short-haul turboprop service rather than a facility that would ever justify a dedicated lounge. Winter brings a quieter, more locally-driven pattern of use, with fewer visitors and a terminal that functions mainly for residents and business travelers moving between fjord communities and the rest of Norway.
For a genuine airport lounge in this part of western Norway, Bergen Flesland Airport to the south is the realistic option, a larger regional gateway with scheduled domestic and international routes and more conventional terminal infrastructure than a STOL field like Sogndal can offer. Any lounge access at Bergen still depends on your airline status, fare class, or a qualifying card program, and offerings can change, so confirm current details with the airline directly rather than assuming a fixed facility.
If your trip routes through Sogndal, plan on a fast, functional regional-airport experience with no lounge to look for, and if lounge access matters to your journey, build that expectation around Bergen instead, particularly if you are travelling during the busy summer fjord season when onward connections and any lounge you use there may be fuller than the quieter winter months.