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

Return flights

23 Mar - 30 Mar	Copa
09 Mar - 13 Mar	Avianca
09 Mar - 16 Mar	Avianca
05 Mar - 11 Mar	Avianca
10 Mar - 17 Mar	Avianca
04 Mar - 15 Mar	Avianca
04 Mar - 18 Mar	Avianca
22 Mar - 29 Mar	Avianca
01 Mar - 15 Mar	Avianca
03 Mar - 10 Mar	Avianca
31 Mar - 06 Apr	Avianca
26 Mar - 03 Apr	Avianca
27 Mar - 03 Apr	Avianca
28 Mar - 03 Apr	Avianca
26 Mar - 02 Apr	Avianca
20 Mar - 05 Apr	Avianca
27 Mar - 05 Apr	Avianca

Also check the deals for one-way flights from Guatemala City 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 Guatemala City to Buenos Aires in March from 658€

Return flights