AirHint found the following cheapest return flights from Monterrey (MTY) to Buenos Aires (EZE) in May 2026 (see full year).
Return flights
| 18 May - 26 May | Avianca | ||
| 22 May - 30 May | Avianca | ||
| 20 May - 25 May | Avianca | ||
| 04 May - 12 May | LATAM Airlines Group | ||
| 01 May - 11 May | Copa | ||
| 19 May - 28 May | Copa | ||
| 15 May - 31 May | Copa | ||
| 10 May - 30 May | Copa |
Also check the deals for one-way flights from Monterrey to Buenos Aires in May.
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