Earn point on your loyalty program!arrow arc left

Cheap flights from Montreal (YUL) 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 Montreal (YUL) to Buenos Aires (AEP)

How to find the cheapest flight from Montreal (YUL) 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 Montreal (YUL) 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 Montreal (YUL) 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 Montreal to Buenos Aires in July , August 2026

28 Jul - 20 Aug $ 1,452.00
YUL
Montreal
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
YUL
Montreal
Pick dates
29 Jul - 01 Aug $ 2,351.00
YUL
Montreal
Avianca
1 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
YUL
Montreal
Pick dates
28 Jul - 08 Aug $ 3,560.00
YUL
Montreal
Avianca
1 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Avianca
1 STOPS
YUL
Montreal
Pick dates

Last minute flights from Montreal to Buenos Aires

28 Jul - 31 Jul $ 1,797.00
YUL
Montreal
Air Transat
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Air Transat
2 STOPS
YUL
Montreal
Pick dates
27 Jul - 01 Aug $ 2,950.00
YUL
Montreal
Air Canada
1 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Air Canada
1 STOPS
YUL
Montreal
Pick dates
28 Jul - 01 Aug $ 6,323.00
YUL
Montreal
Air Canada
1 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Air Canada
2 STOPS
YUL
Montreal
Pick dates

One-way flights to Buenos Aires from Montreal

11:00 PM - 9:45 AM
Aerolineas Argentinas
2 Stops
34h 40m
YUL - AEP
$ 936
Kiwi
Pick dates
11:00 PM - 9:15 PM
Avianca
1 Stops
29h 40m
YUL - AEP
$ 1,419
Kiwi
Pick dates
10:55 PM - 2:20 PM
Air Canada
1 Stops
17h 25m
YUL - AEP
$ 2,534
Kiwi
Pick dates

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