Earn point on your loyalty program!arrow arc left

Cheap flights from Mcallen (MFE) to Buenos Aires (AEP)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)

How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Mcallen to Buenos Aires in July , August 2026

28 Jul - 17 Aug $ 1,627.00
MFE
Mcallen
Allegiant Air
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Allegiant Air
3 STOPS
MFE
Mcallen
Pick dates
28 Jul - 13 Aug $ 1,675.00
MFE
Mcallen
Allegiant Air
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Allegiant Air
3 STOPS
MFE
Mcallen
Pick dates
28 Jul - 19 Aug $ 1,766.00
MFE
Mcallen
Aerus
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Aerus
3 STOPS
MFE
Mcallen
Pick dates

Last minute flights from Mcallen to Buenos Aires

28 Jul - 02 Aug $ 1,851.00
MFE
Mcallen
Aerus
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Aerus
3 STOPS
MFE
Mcallen
Pick dates
28 Jul - 02 Aug $ 1,935.00
MFE
Mcallen
Aerus
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Aerus
3 STOPS
MFE
Mcallen
Pick dates
28 Jul - 02 Aug $ 1,997.00
MFE
Mcallen
Aerus
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Aerus
3 STOPS
MFE
Mcallen
Pick dates

One-way flights to Buenos Aires from Mcallen

9:20 PM - 6:30 AM
Aerolineas Argentinas
3 Stops
32h 30m
MFE - AEP
$ 990
Kiwi
Pick dates
4:54 PM - 4:30 AM
Aerolineas Argentinas
3 Stops
36h 36m
MFE - AEP
$ 1,140
Kiwi
Pick dates
9:20 PM - 9:45 PM
Aerolineas Argentinas
3 Stops
28h 45m
MFE - AEP
$ 1,170
Kiwi
Pick dates

How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Mcallen (MFE) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.