Paramaribo's Johan Adolf Pengel International Airport (PBM) at Zanderij has a modest lounge picture rather than an absent one: a small lounge-style space is understood to serve Surinam Airways business-class and elite passengers, but details on hours, exact amenities, and whether it is open to outside memberships are not confirmed with major-hub certainty, so treat any specifics as provisional and check directly with SLM before you travel.
What is solidly documented is the airport's role as Suriname's international gateway, anchored by the long-running Amsterdam link: Surinam Airways and KLM both operate the Paramaribo-Amsterdam route, a connection with deep roots in the Netherlands-Suriname relationship and one of the more historically notable long-haul routes serving the Caribbean coast of South America. That route, more than any lounge detail, is the dependable fact about PBM's place in regional air travel, carrying the bulk of premium long-haul traffic through the airport.
For travellers connecting onward, Suriname's air network is compact: PBM is effectively the country's only international gateway, so there is no larger domestic hub nearby offering a fuller lounge alternative the way a country with multiple major airports might. If lounge access matters on your trip, confirm SLM's current business-class or status lounge policy directly, since a small national carrier's premium facilities can change without wide notice. Ground transport between Zanderij and central Paramaribo covers a notably long stretch of highway, a practical detail worth building into your arrival or departure planning regardless of the lounge picture.
Given the modest and only partially confirmed picture at Zanderij, build in some flexibility rather than counting on a specific lounge experience, and use the airport's general seating and food options as your fallback while you wait for the Amsterdam flight or your onward connection. December-holiday travel between the Netherlands and Suriname's Dutch-Surinamese diaspora is also a well-known peak period worth planning around.