AirHint found the following cheapest return flights from Teresina (THE) to Buenos Aires (AEP) in November 2025 (see full year).

Return flights

06 Nov - 12 Nov	GOL Linhas Aéreas
07 Nov - 10 Nov	GOL Linhas Aéreas
06 Nov - 09 Nov	GOL Linhas Aéreas
07 Nov - 11 Nov	Aerolineas Argentinas
07 Nov - 18 Nov	Aerolineas Argentinas
27 Nov - 02 Dec	Aerolineas Argentinas
21 Nov - 24 Nov	GOL Linhas Aéreas

Also check the deals for one-way flights from Teresina to Buenos Aires in November.

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Teresina to Buenos Aires in November from $464

Return flights