AirHint found the following cheapest return flights from Quito (UIO) to Buenos Aires (AEP) in February 2026 (see full year).

Return flights

25 Feb - 04 Mar	JetSmart
27 Feb - 04 Mar	JetSmart
22 Feb - 04 Mar	JetSmart
11 Feb - 20 Feb	JetSmart
11 Feb - 04 Mar	JetSmart
04 Feb - 09 Feb	JetSmart
25 Feb - 06 Mar	JetSmart
25 Feb - 18 Mar	JetSmart
27 Feb - 07 Mar	LATAM Airlines Group
27 Feb - 06 Mar	LATAM Airlines Group
25 Feb - 07 Mar	LATAM Airlines Group
27 Feb - 18 Mar	JetSmart
06 Feb - 09 Feb	JetSmart
05 Feb - 09 Feb	LATAM Airlines Group
04 Feb - 13 Feb	JetSmart
11 Feb - 13 Feb	JetSmart
04 Feb - 20 Feb	JetSmart
04 Feb - 15 Feb	JetSmart
11 Feb - 17 Feb	JetSmart
04 Feb - 06 Feb	JetSmart

Also check the deals for one-way flights from Quito to Buenos Aires in February.

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 Quito to Buenos Aires in February from $596

Return flights