AirHint found the following cheapest return flights from Montreal (YUL) to Buenos Aires (EZE) in February 2026 (see full year).

Return flights

11 Feb - 26 Feb	Arajet
04 Feb - 11 Feb	Avianca
03 Feb - 10 Feb	United
19 Feb - 26 Feb	WestJet
08 Feb - 15 Feb	Avianca
11 Feb - 18 Feb	Avianca
06 Feb - 13 Feb	Arajet
01 Feb - 08 Feb	Air Canada
22 Feb - 01 Mar	Air Canada
13 Feb - 13 Mar	Arajet
13 Feb - 14 Mar	Arajet
13 Feb - 15 Mar	Arajet
10 Feb - 17 Feb	United
15 Feb - 22 Feb	Air Canada
28 Feb - 07 Mar	Air Canada
23 Feb - 02 Mar	Avianca
24 Feb - 03 Mar	United
25 Feb - 04 Mar	LATAM Airlines Group
27 Feb - 06 Mar	Air Canada
26 Feb - 05 Mar	LATAM Airlines Group

Also check the deals for one-way flights from Montreal to Buenos Aires in February.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Montreal to Buenos Aires in February from 636€

Return flights