Cheapest return flights from Montreal to Sao Paulo in May from $539

AirHint found the following cheapest return flights from Montreal (YUL) to Sao Paulo (GRU) in May 2026 (see full year).

Return flights

08 May - 19 May Arajet
08 May - 15 May Arajet
21 May - 28 May Avianca
14 May - 01 Jun Copa
15 May - 03 Jun Copa
21 May - 12 Jun Copa
19 May - 26 May WestJet
07 May - 14 May Avianca
15 May - 22 May Arajet
29 May - 05 Jun Copa
31 May - 07 Jun Copa
20 May - 27 May Copa
27 May - 03 Jun Copa
28 May - 04 Jun Copa
08 May - 22 May Arajet
26 May - 02 Jun Copa
06 May - 25 May Arajet
05 May - 13 May Delta
23 May - 10 Jun Copa
23 May - 09 Jun Copa

Also check the deals for one-way flights from Montreal to Sao Paulo in May.

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