AirHint found the following cheapest return flights from Oslo (OSL) to Buenos Aires (EZE) in February 2026 (see full year).

Return flights

10 Feb - 22 Feb	Air France
09 Feb - 16 Feb	Air France
10 Feb - 26 Feb	Air France
09 Feb - 22 Feb	Air France
11 Feb - 18 Mar	KLM
19 Feb - 26 Feb	Air France
11 Feb - 12 Mar	KLM
11 Feb - 22 Feb	Air France
22 Feb - 26 Feb	Wizz Air
19 Feb - 23 Feb	Norwegian
13 Feb - 25 Mar	KLM
13 Feb - 23 Mar	KLM
13 Feb - 19 Mar	SWISS

Also check the deals for one-way flights from Oslo 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 Oslo to Buenos Aires in February from 990€

Return flights