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

Return flights

10 Jul - 31 Jul	Copa
11 Jul - 31 Jul	Copa
11 Jul - 05 Aug	Copa
11 Jul - 24 Jul	Copa
14 Jul - 29 Jul	Sky Airline
05 Jul - 12 Jul	Arajet
14 Jul - 25 Jul	Sky Airline
16 Jul - 13 Aug	Arajet
13 Jul - 28 Jul	Copa
24 Jul - 06 Aug	Arajet
23 Jul - 06 Aug	Arajet
15 Jul - 06 Aug	Copa
23 Jul - 11 Aug	Arajet
07 Jul - 12 Jul	Avianca
26 Jul - 06 Aug	Arajet
03 Jul - 08 Aug	Copa
24 Jul - 07 Aug	Avianca
21 Jul - 30 Jul	Avianca
17 Jul - 28 Jul	Arajet
24 Jul - 03 Aug	Avianca

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

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 July from $599

Return flights