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Istanbul to Buenos Aires in December 2026 IST, SAW → AEP, EZE

Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)

For departures in December 2026, the cheapest return found recently is $1,152 with Air Europa, 31 Dec – 15 Feb 2027, found yesterday.

Return

In December 2026, the cheapest return fare on each of 9 departure dates is usually $1,273 to $1,645. Across all 91 departure dates we hold on this route, it is usually $1,191 to $1,502. Of the 8 months with enough return fares to compare, 6 are usually cheaper than December 2026.

Cheapest return found recently

$1,152

31 Dec – 15 Feb 2027 · Air Europa

Istanbul New Airport (IST) → Ministro Pistarini Airport (EZE)

out 1 stop, back 1 stop

found yesterday

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
31 Dec – 15 Feb 2027$1,152Air Europaout 1 stop, back 1 stopfound yesterdaySee prices for these dates
4 Dec – 24 Jan 2027$1,247Turkish Airlinesout nonstop, back nonstopfound yesterdaySee prices for these dates
22 Dec – 16 Feb 2027$1,273Air Europaout 1 stop, back 1 stopfound yesterdaySee prices for these dates
1 Dec – 21 Dec$1,558Pegasus Airlinesout 2 stops, back 1 stopfound 5 days agoSee prices for these dates
25 Dec – 20 Feb 2027$1,568Pegasus Airlinesout 1 stop, back 1 stopfound 4 days agoSee prices for these dates

Every date we hold

9 departure dates

1 Dec – 21 Dec: $1,558, found 5 days ago4 Dec – 24 Jan 2027: $1,247, found yesterday5 Dec – 16 Dec: $1,633, found 3 days ago12 Dec – 27 Jan 2027: $1,743, found 4 days ago22 Dec – 16 Feb 2027: $1,273, found yesterday25 Dec – 20 Feb 2027: $1,568, found 4 days ago29 Dec – 18 Jan 2027: $1,813, found yesterday30 Dec – 19 Jan 2027: $1,645, found yesterday31 Dec – 15 Feb 2027: $1,152, found yesterdayDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 21 Dec$1,558Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Jorge Newbery Airport (AEP)out 2 stops, back 1 stopfound 5 days agoSee prices for these dates
4 Dec – 24 Jan 2027$1,247Turkish AirlinesIstanbul New Airport (IST) → Ministro Pistarini Airport (EZE)out nonstop, back nonstopfound yesterdaySee prices for these dates
5 Dec – 16 Dec$1,633Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Ministro Pistarini Airport (EZE)out 2 stops, back 1 stopfound 3 days agoSee prices for these dates
12 Dec – 27 Jan 2027$1,743Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Ministro Pistarini Airport (EZE)out 2 stops, back 1 stopfound 4 days agoSee prices for these dates
22 Dec – 16 Feb 2027$1,273Air EuropaIstanbul New Airport (IST) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
25 Dec – 20 Feb 2027$1,568Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
29 Dec – 18 Jan 2027$1,813Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Jorge Newbery Airport (AEP)out 2 stops, back 1 stopfound yesterdaySee prices for these dates
30 Dec – 19 Jan 2027$1,645Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
31 Dec – 15 Feb 2027$1,152Air EuropaIstanbul New Airport (IST) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound yesterdaySee prices for these dates

Which month looks cheapest?

August 2027 is the cheapest month — from $999.

October 2026From $1,6003 departure dates30 Oct – 19 Nov · found 5 days agoSee prices for these dates
November 2026From $1,21216 departure dates11 Nov – 9 Dec · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $1,1529 departure dates31 Dec – 15 Feb 2027 · found yesterdaySee prices for these dates
January 2027From $1,14912 departure dates19 Jan 2027 – 17 Feb 2027 · found yesterdaySee prices for these datesEvery date in January 2027
February 2027From $1,15520 departure dates21 Feb 2027 – 8 Mar 2027 · found yesterdaySee prices for these datesEvery date in February 2027
March 2027From $1,17313 departure dates28 Mar 2027 – 7 Apr 2027 · found todaySee prices for these datesEvery date in March 2027
April 2027From $1,11210 departure dates6 Apr 2027 – 31 May 2027 · found 3 days agoSee prices for these datesEvery date in April 2027
May 2027From $1,1444 departure dates18 May 2027 – 25 May 2027 · found 2 days agoSee prices for these dates
June 2027From $1,2491 departure date1 Jun 2027 – 19 Jun 2027 · found 2 days agoSee prices for these dates
August 2027From $999Cheapest seen1 departure date31 Aug 2027 – 30 Sept 2027 · found 3 days agoSee prices for these dates
September 2027From $1,0202 departure dates1 Sept 2027 – 21 Sept 2027 · found 6 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