Cheap Flights from Lima to Buenos Aires from US$111

Frequently Asked Questions

• What are the cheapest flights from Lima to Buenos Aires (LIM-BUE)?

  Based on Trip.com data, JetSMART Airlines offers one-way fares as low as US$111 on Cheapest nonstop routes (e.g. LIM to AEP on Wed, Dec 2), while JetSMART Airlines offers Cheapest nonstop round-trips from US$264 departing on Fri, Nov 20 and returning on Wed, Nov 25.

• Which airlines offer direct flights from Lima to Buenos Aires?

  At the moment, you can catch a nonstop flight from Lima to Buenos Aires with the following airlines, including: LATAM Airlines JetSMART Aerolineas Argentinas Sky Airline Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Lima to Buenos Aires?

  It takes about 4 hours 25 minutes to fly from Lima to Buenos Aires.

• When is the best time to book flights from Lima to Buenos Aires?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Lima to Buenos Aires is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Lima to Buenos Aires?

  Based on Trip.com data in the past 4 weeks, there is 51 flight per week flying from Lima to Buenos Aires. You can check the weekly schedule for popular airlines on this route below: LATAM Airlines: S/M/T/W/T/F/S -- LA2380 (09:53) LATAM Airlines: S/M/T/W/T/F/S -- LA2465 (02:04) Sky Airline: S/M/T/W/T/F/S -- H25571 (02:23)

• How can I find the best deals on flights from Lima to Buenos Aires?

  To find best deals on flights from Lima to Buenos Aires, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Dec 2, with one-way flights priced at just US$111.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is JetSMART Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Buenos Aires travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Lima (LIM) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from Lima to Buenos Aires is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Lima to Buenos Aires on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Lima to Buenos Aires on October 26, 2026 with JetSMART, with prices starting at US$106.

• Which airports fly into Buenos Aires from Lima?

  You can land at any one of the following hubs in Buenos Aires: Jorge Newbery Airport (AEP), and Ezeiza International Airport (EZE). Flying from Jorge Chávez International Airport to Jorge Newbery Airport (LIM-AEP) is by far the most common option on this route.

• Is there any time difference between Lima and Buenos Aires?

  The time difference between Buenos Aires and Lima is 2h.

• How do I change or cancel my ticket from Lima to Buenos Aires?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Lima to Buenos Aires?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Lima to Buenos Aires is US$226. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Lima to Buenos Aires?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Lima to Buenos Aires is US$433. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Lima to Buenos Aires on Trip.com?

  Enter Lima and Buenos Aires, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Lima to Buenos Aires route?

  JetSMART and Sky Airlineare the most popular budget airlines flying from Lima to Buenos Aires. Check baggage, seat and payment fees before comparing the final price.