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Buenos Aires to Santiago flights in December 2026 from $239 AEP, EZE → SCL

Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)

For departures in December 2026, the cheapest return found recently is $243 with LATAM Airlines Group, 10 Dec – 10 Jan 2027, found 2 days ago. The cheapest one-way found recently is $239 with Aerolineas Argentinas, 26 Dec, found 4 days ago.

Return

In December 2026, the cheapest return fare on each of 11 departure dates is usually $227 to $263. Across all 46 departure dates we hold on this route, it is usually $195 to $264. Of the 5 months with enough return fares to compare, 3 are usually cheaper than December 2026.

Cheapest return found recently

$243

10 Dec – 10 Jan 2027 · LATAM Airlines Group

Ministro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)

out nonstop, back nonstop

found 2 days ago

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Cheapest we hold, of any age

$168

11 Dec – 14 Dec · Sky Airline

Jorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)

out nonstop, back nonstop

found 8 days ago

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
11 Dec – 14 Dec$168Sky Airlineout nonstop, back nonstopfound 8 days agoSee prices for these dates
24 Dec – 1 Jan 2027$183JetSmartout nonstop, back nonstopfound 6 days agoSee prices for these dates
25 Dec – 2 Jan 2027$214JetSmartout nonstop, back nonstopfound 7 days agoSee prices for these dates
23 Dec – 25 Dec$239Sky Airlineout nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Dec – 25 Dec$240LATAM Airlines Groupout nonstop, back nonstopfound 3 days agoSee prices for these dates

Every date we hold

11 departure dates

2 Dec – 3 Dec: $267, found 2 days ago4 Dec – 8 Dec: $265, found 6 days ago10 Dec – 10 Jan 2027: $243, found 2 days ago11 Dec – 14 Dec: $168, found 8 days ago19 Dec – 26 Dec: $261, found 3 days ago20 Dec – 24 Dec: $260, found 3 days ago22 Dec – 25 Dec: $240, found 3 days ago23 Dec – 25 Dec: $239, found 3 days ago24 Dec – 1 Jan 2027: $183, found 6 days ago25 Dec – 2 Jan 2027: $214, found 7 days ago26 Dec – 28 Dec: $275, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Dec – 3 Dec$267Sky AirlineJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Dec – 8 Dec$265JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 6 days agoSee prices for these dates
10 Dec – 10 Jan 2027$243LATAM Airlines GroupMinistro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 2 days agoSee prices for these dates
11 Dec – 14 Dec$168Sky AirlineJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 8 days agoSee prices for these dates
19 Dec – 26 Dec$261Aerolineas ArgentinasJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 3 days agoSee prices for these dates
20 Dec – 24 Dec$260JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Dec – 25 Dec$240LATAM Airlines GroupJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 3 days agoSee prices for these dates
23 Dec – 25 Dec$239Sky AirlineMinistro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 3 days agoSee prices for these dates
24 Dec – 1 Jan 2027$183JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 6 days agoSee prices for these dates
25 Dec – 2 Jan 2027$214JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 7 days agoSee prices for these dates
26 Dec – 28 Dec$275JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $131.

November 2026From $131Cheapest seen11 departure dates28 Nov – 2 Dec · found 8 days agoSee prices for these datesEvery date in November 2026
December 2026From $16811 departure dates11 Dec – 14 Dec · found 8 days agoSee prices for these dates
January 2027From $14812 departure dates27 Jan 2027 – 3 Feb 2027 · found 7 days agoSee prices for these datesEvery date in January 2027
February 2027From $1633 departure dates12 Feb 2027 – 20 Feb 2027 · found 7 days agoSee prices for these datesEvery date in February 2027
March 2027From $1846 departure dates2 Mar 2027 – 4 Mar 2027 · found 5 days agoSee prices for these dates
April 2027From $1522 departure dates18 Apr 2027 – 19 Apr 2027 · found 6 days agoSee prices for these dates
August 2027From $2711 departure date1 Aug 2027 – 4 Aug 2027 · found 5 days agoSee prices for these dates

One-way

We hold one-way fares on only 2 departure dates in December 2026, too few to say what one usually costs.

Cheapest one-way found recently

$239

26 Dec · Aerolineas Argentinas

Ministro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)

1 stop

found 4 days ago

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Cheapest we hold, of any age

$87

12 Dec · JetSmart

Jorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)

nonstop

found 6 days ago

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
12 Dec$87JetSmartnonstopfound 6 days agoOpen this trip
26 Dec$239Aerolineas Argentinas1 stopfound 4 days agoOpen this trip

Every date we hold

2 departure dates

12 Dec: $87, found 6 days ago26 Dec: $239, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
12 Dec$87JetSmartJorge Newbery Airport (AEP) → Arturo Merino Benitez Airport (SCL)nonstopfound 6 days agoOpen this trip
26 Dec$239Aerolineas ArgentinasMinistro Pistarini Airport (EZE) → Arturo Merino Benitez Airport (SCL)1 stopfound 4 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $87.

December 2026From $87Cheapest seen2 departure dates12 Dec · found 6 days agoOpen this trip
January 2027From $1065 departure dates31 Jan 2027 · found 7 days agoOpen this tripEvery date in January 2027
February 2027From $1048 departure dates17 Feb 2027 · found 6 days agoOpen this tripEvery date in February 2027
March 2027From $1083 departure dates15 Mar 2027 · found 8 days agoSee prices for these dates
May 2027From $881 departure date4 May 2027 · found 5 days agoOpen this trip
June 2027From $1251 departure date14 Jun 2027 · found 4 days agoOpen this trip
July 2027From $1511 departure date22 Jul 2027 · found 4 days agoOpen this trip
September 2027From $1701 departure date26 Sept 2027 · found 8 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work