Mendoza to Buenos Aires flights in December 2026 from $38 MDZ → AEP, EZE
El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)
For departures in December 2026, the cheapest return found recently is $89 with JetSmart, 2 Dec – 9 Dec, found 2 days ago. The cheapest one-way found recently is $38 with JetSmart, 31 Dec, found 2 days ago.
Return
In December 2026, the cheapest return fare on each of 5 departure dates is usually $89 to $163. Across all 11 departure dates we hold on this route, it is usually $145 to $176. Of the 2 months with enough return fares to compare, December 2026 is usually the cheapest.
Cheapest return found recently
$89
2 Dec – 9 Dec · JetSmart
El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE)
out nonstop, back nonstop
found 2 days ago
Cheapest we hold, of any age
$76
19 Dec – 24 Dec · JetSmart
El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP)
out nonstop, back nonstop
found 7 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 19 Dec – 24 Dec | $76 | JetSmart | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 2 Dec – 9 Dec | $89 | JetSmart | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 28 Dec – 6 Jan 2027 | $157 | JetSmart | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 16 Dec – 19 Dec | $163 | Aerolineas Argentinas | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 9 Dec – 12 Dec | $177 | JetSmart | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
Every date we hold
5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 2 Dec – 9 Dec | $89 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 9 Dec – 12 Dec | $177 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 16 Dec – 19 Dec | $163 | Aerolineas Argentinas | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 19 Dec – 24 Dec | $76 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 28 Dec – 6 Jan 2027 | $157 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $76.
One-way
In December 2026, the cheapest one-way fare on each of 11 departure dates is usually $38 to $66. Across all 28 departure dates we hold on this route, it is usually $54 to $80. Of the 3 months with enough one-way fares to compare, December 2026 is usually the cheapest.
Cheapest one-way found recently
$38
31 Dec · JetSmart
El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP)
nonstop
found 2 days ago
Cheapest we hold, of any age
$34
19 Dec · JetSmart
El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP)
nonstop
found 7 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 19 Dec | $34 | JetSmart | nonstop | found 7 days ago | Open this trip |
| 23 Dec | $35 | JetSmart | nonstop | found 5 days ago | Open this trip |
| 2 Dec | $37 | JetSmart | nonstop | found 6 days ago | Open this trip |
| 31 Dec | $38 | JetSmart | nonstop | found 2 days ago | Open this trip |
| 18 Dec | $50 | JetSmart | nonstop | found 4 days ago | Open this trip |
Every date we hold
11 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec | $55 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | nonstop | found 4 days ago | Open this trip |
| 2 Dec | $37 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | nonstop | found 6 days ago | Open this trip |
| 5 Dec | $61 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 2 days ago | Open this trip |
| 6 Dec | $65 | Aerolineas Argentinas | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 4 days ago | Open this trip |
| 18 Dec | $50 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 4 days ago | Open this trip |
| 19 Dec | $34 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 7 days ago | Open this trip |
| 23 Dec | $35 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 5 days ago | Open this trip |
| 28 Dec | $75 | Aerolineas Argentinas | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 2 days ago | Open this trip |
| 29 Dec | $85 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | nonstop | found 4 days ago | Open this trip |
| 30 Dec | $67 | JetSmart | El Plumerillo International Airport (MDZ) → Ministro Pistarini Airport (EZE) | nonstop | found 3 days ago | Open this trip |
| 31 Dec | $38 | JetSmart | El Plumerillo International Airport (MDZ) → Jorge Newbery Airport (AEP) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $34.
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