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

Return flights

03 Jun - 10 Jun	Air Canada
17 Jun - 24 Jun	Air Canada
10 Jun - 17 Jun	Air Canada
24 Jun - 01 Jul	Air Canada
01 Jun - 08 Jun	Copa
09 Jun - 16 Jun	Copa
02 Jun - 09 Jun	Copa
04 Jun - 11 Jun	Copa
11 Jun - 18 Jun	Copa
05 Jun - 12 Jun	Copa
07 Jun - 14 Jun	Copa
29 Jun - 06 Jul	World Ticket Ltd
25 Jun - 02 Jul	Copa
27 Jun - 04 Jul	Copa
28 Jun - 05 Jul	Copa
30 Jun - 07 Jul	Copa
24 Jun - 03 Jul	Copa

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

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 June from $1000

Return flights