Cheapest return GRU–CUN flights, September

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Cancun (CUN) in September 2026 (see full year).

Return flights

16 Sep - 24 Sep Arajet
14 Sep - 19 Sep Arajet
23 Sep - 04 Oct Arajet
27 Sep - 06 Oct Arajet
20 Sep - 29 Sep Arajet
02 Sep - 05 Sep Arajet
16 Sep - 17 Oct Arajet
30 Sep - 10 Oct Arajet
07 Sep - 15 Sep Arajet
11 Sep - 17 Sep Arajet
15 Sep - 23 Sep Avianca
08 Sep - 18 Sep Avianca
01 Sep - 09 Sep Avianca
12 Sep - 19 Sep Copa
25 Sep - 02 Oct Copa
27 Sep - 10 Oct Avianca
27 Sep - 16 Oct Avianca
27 Sep - 04 Oct Avianca
27 Sep - 08 Oct Avianca
27 Sep - 11 Oct Avianca

Also check the deals for one-way flights from Sao Paulo to Cancun in September.

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