Are there nonstop flights from Lima (LIM) to Buenos Aires (AEP)?

Yes. Aerolíneas Argentinas, LATAM Airlines Peru, JetSmart Argentina, Sky Airline Peru fly this route. Flight time is about 4h 12m.

What is the fastest connection from Lima (LIM) to Buenos Aires (AEP)?

via Rosario ≈ 4h 42m, via Salta ≈ 4h 43m, via Cordoba ≈ 4h 44m (estimated flying time, excluding layovers).

from 17,500 ANA miles (economy, one way, based on the published award charts).

Jorge Chávez International Airport (LIM) to Aeroparque Jorge Newbery (AEP)・3,138 km

Nonstop flights available (4 airlines). Flight time about 4h 12m. Nonstop return flights also operate.

With milesANA 17,500 miles+ (via BOG)Economy, one way, estimate. Tap a connection for miles by cabin.

14 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.