Cheapest return flights from Montreal to Buenos Aires in March from 701€

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

Return flights

18 Mar - 31 Mar Avianca
15 Mar - 23 Mar LATAM Airlines Group
22 Mar - 20 Apr Avianca
16 Mar - 16 Apr LATAM Airlines Group
10 Mar - 31 Mar LATAM Airlines Group
18 Mar - 25 Mar Avianca
21 Mar - 29 Mar WestJet
22 Mar - 29 Mar Avianca
16 Mar - 20 Mar Avianca
14 Mar - 21 Mar WestJet
11 Mar - 18 Mar Avianca
06 Mar - 13 Mar Avianca
27 Mar - 03 Apr Avianca
29 Mar - 05 Apr Avianca
25 Mar - 01 Apr Avianca

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

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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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