Originally Posted by jlemon

39. YVR Cockroach, your observations are very astute! It was indeed Veneolana Internacional de Aviacion Sociedad Anonima (VIASA).

However, you're not quite there yet. Although this flight did stop in Madrid (MAD), it did not stop in Barcelona (BCN). And the connecting flight via Caracas (CCS, which about a decade later would see Air France Concorde service during what was a much better time by any measure for Venezuela) was not operated with DC-9 nor did it stop in Cancun (CUN).

Please guess again, sir!