AirHint found the following cheapest return flights from Londrina (LDB) to Buenos Aires (AEP) in September 2026 (see full year).
Return flights
| 01 Sep - 05 Sep | GOL Linhas Aéreas | ||
| 05 Sep - 12 Sep | GOL Linhas Aéreas | ||
| 04 Sep - 07 Sep | GOL Linhas Aéreas | ||
| 01 Sep - 01 Sep | LATAM Airlines Group | ||
| 05 Sep - 05 Sep | GOL Linhas Aéreas |
Also check the deals for one-way flights from Londrina to Buenos Aires in September.
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