AirHint found the following cheapest return flights from Cancun (CUN) to Buenos Aires (EZE) in March 2026 (see full year).

Return flights

19 Mar - 28 Mar	Copa
25 Mar - 20 Apr	Arajet
18 Mar - 25 Mar	Copa
23 Mar - 14 Apr	Copa
17 Mar - 30 Mar	Copa
24 Mar - 31 Mar	Copa
17 Mar - 08 Apr	Avianca
17 Mar - 11 Apr	Avianca
17 Mar - 06 Apr	Avianca
19 Mar - 06 Apr	Avianca
25 Mar - 11 Apr	Avianca
28 Mar - 13 Apr	Avianca
29 Mar - 13 Apr	Avianca
25 Mar - 10 Apr	Avianca
12 Mar - 23 Mar	Avianca
18 Mar - 26 Mar	Copa
22 Mar - 29 Mar	Copa
16 Mar - 22 Mar	Copa
14 Mar - 27 Mar	Avianca
12 Mar - 22 Mar	Avianca

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

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 March from $569

Return flights