AirHint found the following cheapest return flights from Cancun (CUN) to Buenos Aires (EZE) in August 2025 (see full year).

Return flights

31 Aug - 07 Sep	Aeromexico
21 Aug - 01 Sep	Aeromexico
24 Aug - 31 Aug	Aeromexico
22 Aug - 29 Aug	Aeromexico
23 Aug - 30 Aug	Aeromexico
29 Aug - 06 Sep	Aeromexico
25 Aug - 01 Sep	Aeromexico
31 Aug - 06 Sep	Aeromexico
29 Aug - 29 Sep	Aeromexico
27 Aug - 03 Sep	Aeromexico
27 Aug - 01 Sep	Arajet
14 Aug - 24 Aug	Avianca
15 Aug - 27 Aug	Avianca
17 Aug - 27 Aug	Copa
17 Aug - 26 Aug	Copa
29 Aug - 03 Sep	Copa
14 Aug - 22 Aug	Copa
21 Aug - 26 Aug	Copa
27 Aug - 10 Sep	Copa
11 Aug - 25 Aug	Avianca

Also check the deals for one-way flights from Cancun to Buenos Aires in August.

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 Cancun to Buenos Aires in August from $553

Return flights