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

Return flights

24 Mar - 31 Mar	LATAM Airlines Group
29 Mar - 12 Apr	LATAM Airlines Group
25 Mar - 04 Apr	LATAM Airlines Group
29 Mar - 11 Apr	LATAM Airlines Group
29 Mar - 13 Apr	LATAM Airlines Group
25 Mar - 10 Apr	LATAM Airlines Group
30 Mar - 11 Apr	LATAM Airlines Group
03 Mar - 31 Mar	Arajet
12 Mar - 22 Mar	Arajet
17 Mar - 08 Apr	Arajet
24 Mar - 30 Mar	Arajet
02 Mar - 23 Mar	Sky Airline
24 Mar - 07 Apr	Arajet
18 Mar - 25 Mar	LATAM Airlines Group
04 Mar - 16 Mar	Viva
05 Mar - 12 Mar	Arajet
28 Mar - 11 Apr	Arajet
17 Mar - 24 Mar	Arajet
28 Mar - 04 Apr	Arajet
14 Mar - 23 Mar	Arajet

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 $731

Return flights