Cheap flights from Lima to Buenos Aires
Recently found return fares from $130, with December the cheapest month we know of. Compare dates, then book with the partner you choose.
Cheapest months to fly
Lowest recently found return fare in each month. Tap a month to see that month's calendar.
Typical return fare: $140 – $181 Middle half of the lowest fares we saw each day in the last 90 days (8 days of data). Anything below the range is a good price.
Good priceLowest fares for the best day
No recent fares for this route. Search your dates for live prices.
See live pricesAirports in Buenos Aires
- EZEEzeiza
- AEPAeroparque
Airport in Lima
- LIMJorge Chávez
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FAQ
Questions about this route
Search the help center or send us a message. We reply by email.
Help center Contact us01What is the cheapest month to fly from Lima to Buenos Aires?
Based on recently found fares, December 2026 has the lowest price we know of, from $130. Prices change often, so check the calendar for current fares.
02Which airports serve Buenos Aires?
Buenos Aires is served by Ezeiza (EZE), Aeroparque (AEP). Searching the city code compares all of them at once.
03Are the prices on this page final?
No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.
04How can I get an alert when flights to Buenos Aires get cheaper?
Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.