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Cheap flights from Lima to Buenos Aires from £103

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — BUE
22 Jul — 29 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Lima J Chavez Intl to Buenos Aires are usually found in May or June, booked 25 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Lima to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Lima to Buenos Aires
Explore the most affordable flight options available from Lima to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Sun 6/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Thu 17/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 18/6£245
Tue 1/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Sun 6/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 22/6£249
Tue 25/821:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Wed 2/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 18/6£253
Thu 27/802:00
LIM
-
AEP
Nonstop4h 30m
Sky Airline
Sun 6/904:40
AEP
-
LIM
Nonstop4h 55m
Sky Airline
Deal found 22/6£254
Sat 12/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Mon 21/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 17/6£255
Sun 8/1120:25
LIM
-
EZE
Nonstop4h 20m
Multiple Airlines
Sat 14/1105:00
EZE
-
LIM
Nonstop4h 55m
Multiple Airlines
Deal found 18/6£258
Fri 11/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Thu 24/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 18/6£258
Fri 11/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Thu 17/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 17/6£259
Wed 14/1021:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Tue 20/1005:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 18/6£262
Tue 15/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Tue 22/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 18/6£264
Fri 11/921:55
LIM
-
AEP
Nonstop4h 25m
JetSMART
Wed 16/905:27
AEP
-
LIM
Nonstop4h 53m
JetSMART
Deal found 17/6£267
Thu 17/902:00
LIM
-
AEP
Nonstop4h 30m
Sky Airline
Mon 21/904:40
AEP
-
LIM
Nonstop4h 55m
Sky Airline
Deal found 22/6£271

Find flight deals from Lima to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Lima (LIM) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 June 2026.

Round-trip from

£245

One-way from

£103

Popular in

February

Cheapest in

May

Average price

£245
JetSMART
  • JetSMART
  • 6/9-17/9
  • Nonstop
  • 9h 18m total
  • Lima to Buenos Aires
Search Deals
Sky Airline
  • Sky Airline
  • 30/10
  • Nonstop
  • 4h 35m total
  • Lima to Buenos Aires
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Lima to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 June 2026.
Use the filters below to find and compare flights from Lima to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Tue 25/8

21:55-04:20

Nonstop4h 25m

Buenos Aires Jorge Newbery

Mon 31/8

05:27-08:20

Nonstop4h 53m

£272
Fastest return journey

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Sat 21/11

22:10-04:20

Nonstop4h 10m

Buenos Aires Jorge Newbery

Sat 28/11

05:20-08:00

Nonstop4h 40m

£276

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Thu 17/9

02:00-08:30

Nonstop4h 30m

Buenos Aires Jorge Newbery

Mon 21/9

04:40-07:35

Nonstop4h 55m

£280

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Tue 8/9

02:00-08:30

Nonstop4h 30m

Buenos Aires Jorge Newbery

Mon 14/9

04:40-07:35

Nonstop4h 55m

£280

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Tue 8/9

02:00-08:30

Nonstop4h 30m

Buenos Aires Jorge Newbery

Sun 13/9

04:40-07:35

Nonstop4h 55m

£280

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Mon 10/8

02:00-08:30

Nonstop4h 30m

Buenos Aires Jorge Newbery

Mon 17/8

04:40-07:35

Nonstop4h 55m

£280

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Sat 5/9

21:55-04:20

Nonstop4h 25m

Buenos Aires Jorge Newbery

Sat 19/9

05:27-08:20

Nonstop4h 53m

£285

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Tue 7/7

21:55-04:20

Nonstop4h 25m

Buenos Aires Jorge Newbery

Sun 12/7

05:27-08:20

Nonstop4h 53m

£286

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Thu 29/10

21:55-04:20

Nonstop4h 25m

Buenos Aires Jorge Newbery

Sat 7/11

16:30-07:55

1 stop17h 25m

£294

LimaBuenos Aires

LIM - AEP

LIMAEP

Lima J Chavez Intl

Fri 9/10

23:30-21:20

1 stop19h 50m

Buenos Aires Jorge Newbery

Tue 27/10

22:10-07:40

1 stop11h 30m

£344

Flights are sorted by cheapest return flights first.

Deals found on 21/6

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Lima to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Lima with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lima to Buenos Aires

What is the cheapest month to book a flight from Lima to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Lima to Buenos Aires (average of £249). Flying from Lima to Buenos Aires in January is currently the most expensive (average of £328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LIM to BUE?

Find hourly flight availability from Lima to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 June 2026.

When flying from Lima to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Lima to Buenos Aires

Explore weekly flight availability from Lima to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 June 2026.

The most flights from LIM to BUE are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost for a return flight from Lima to Buenos Aires?

How often are flights from Lima to Buenos Aires delayed?

About 16% of weekly flights between Lima and Buenos Aires have experienced delays in the past year, with the average delay time being 114 minutes.

What is the most punctual flight time for Lima to Buenos Aires flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Lima to Buenos Aires flights?

Over the past year, Sky Airline have had the lowest number of delays on this route, with just 8% of flights being delayed.

How far ahead should I book a flight from Lima to Buenos Aires?

The price you pay for your flight from Lima to Buenos Aires may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated 22 June 2026.
Read through reviews of airlines operating flights from Lima to Buenos Aires, such as LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.4
Good
1,940 reviews
Check prices

Entertainment

7.0

Boarding

7.5

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
LATAM Airlines
7.4
Good
1,940 reviews
LATAM Airlines
7.4
Good
1,940 reviews
Check prices

Entertainment

7.0

Boarding

7.5

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

Related info for your journey

Find useful and relevant information for your journey from Lima to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Lima to Buenos Aires?

    Most people fly from Lima J Chavez Intl (LIM) if they book a flight from Lima to Buenos Aires. On average, J Chavez Intl has 7 outbound flights to Buenos Aires per day from 0 airlines. Lima J Chavez Intl is conveniently located just 5.7 mi from Lima’s city center.

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

    For as low as £276, JetSMART can have you in Buenos Aires from Lima in 4h 25m. The distance from Lima to Buenos Aires is about 1949 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Lima to Buenos Aires?

    No one likes to see their flight delayed. When booking a flight from Lima to Buenos Aires consider choosing LATAM Airlines (91%), LATAM Airlines (88%) or LATAM Ecuador (80%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Lima to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Lima to Buenos Aires flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Lima to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lima to Buenos Aires.

  • Can I find deals for business class flights from Lima to Buenos Aires?

    Yes. Cheapflights offers flight deals from Lima to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lima to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Lima to Buenos Aires (average of £249). Flying from Lima to Buenos Aires in January is currently the most expensive (average of £328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Lima to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Lima to Ministro Pistarini flights
Lima to Jorge Newbery flights

Fly with Cheapflights

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Why should you use Cheapflights to find cheap flight tickets from Lima to Buenos Aires?

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Can Cheapflights find flights from Lima to Buenos Aires with no change fees?

Need flexible booking options for your flight to Buenos Aires from Lima? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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