Continental Airlines is currently the only airline offering nonstop flights between New York and Oslo. Other airlines operating between the two cities, with a stopover somewhere in Europe, include Northwest, American Airlines, and Delta. Scandinavian Airlines (SAS) flies from New York, Seattle, Chicago, and Washington, D.C., to Oslo with a stopover in either Stockholm or Copenhagen. Norwegian is a no-frills airline linking many of the towns within Norway, as well as some cities in Europe.