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

Return flights

24 Mar - 30 Mar	LATAM Airlines Group
17 Mar - 08 Apr	Arajet
28 Mar - 11 Apr	Sky Airline
17 Mar - 31 Mar	Arajet
10 Mar - 31 Mar	Arajet
03 Mar - 31 Mar	Arajet
28 Mar - 06 Apr	Sky Airline
17 Mar - 26 Mar	Arajet
26 Mar - 08 Apr	Arajet
17 Mar - 24 Mar	Arajet
24 Mar - 31 Mar	Arajet
25 Mar - 31 Mar	Avianca
05 Mar - 20 Mar	Arajet
15 Mar - 01 Apr	Arajet
25 Mar - 10 Apr	LATAM Airlines Group
18 Mar - 25 Mar	LATAM Airlines Group
29 Mar - 06 Apr	Arajet
28 Mar - 13 Apr	Avianca
27 Mar - 12 Apr	Avianca
30 Mar - 20 Apr	Viva

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 603€

Return flights