St. Louis, MO (STL) to Lima, Peru (LIM). $338 round-trip, including all taxes.
Fares to Lima, Peru have been on sale from other major U.S. cities during the last few months and now St. Louis it's your turn to get in on the action!
This fare is valid for spring/summer travel with the greatest window of availability being in early May. Travel any day of the week if available.
All products and services mentioned on Airfarewatchdog are independently selected by our team of expert travelers. If you buy something through our links, we may earn an affiliate commission.