Based on joint service of KLM / Air France or Iberia you may consider to book attractive return flights from Europe to Lima, capital of South American Peru. Cheap return flights from Benelux to Lima are now starting at €476. On your way you would have to accept additional layover either in Panama or Bogota (in most of cases). On the other hand you may visit Peru for a reasonable fare also without need of routing via US which is usually the cheapest option..
In case of interested in this KLM / Air France promotional sale please look for flights in travel period between November 2015 and June 2016. (Based on date of your outbound flight to South America). We have managed to find the cheapest flights mainly in November and January and February 2016. Look for flights departing from Brussels or Luxembourg. Please refer to below booking samples to Lima if interested in this deal.
Booking samples
Luxembourg - Lima for €486 (directly with KLM, travel date sample 14.2. - 6.3.2016)
Brussels - Lima for €499 (directly with KLM, travel date sample 28.2. - 13.3.2016)
All these European cities are well connected by many low cost airlines. To make a basic idea how to reach them from your hometown you may use service of Skyscanner.
Booking sample of cheap return flights from Benelux to Peru from €476 here. In this case you would be flying from Luxembourg to Lima on 15th of February 2016. Your return flight from South America to Europe would take place on 6th of March 2016.
