AirHint found the following cheapest one-way flights from Madrid (MAD) to Buenos Aires (AEP) in September 2026 (see full year).
One-Way flights
| 10 Sep | Ryanair | ||
| 06 Sep | Ryanair | ||
| 07 Sep | Ryanair | ||
| 11 Sep | Wizz Air Malta | ||
| 09 Sep | Royal Air Maroc | ||
| 03 Sep | Iberia | ||
| 22 Sep | Iberia | ||
| 24 Sep | Iberia | ||
| 21 Sep | Royal Air Maroc | ||
| 01 Sep | TAP |
Also check the deals for return flights from Madrid to Buenos Aires in September.
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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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