AirHint found the following cheapest return flights from Santiago (SCQ) to Oslo (OSL) in September 2025 (see full year).

Return flights

23 Sep - 17 Oct	Ryanair
27 Sep - 06 Oct	Ryanair
27 Sep - 29 Sep	Ryanair
27 Sep - 11 Oct	Vueling Airlines
24 Sep - 11 Oct	Vueling Airlines
24 Sep - 06 Oct	Vueling Airlines
27 Sep - 08 Oct	Vueling Airlines
24 Sep - 08 Oct	Vueling Airlines
27 Sep - 01 Oct	Vueling Airlines
29 Sep - 11 Oct	Vueling Airlines
24 Sep - 01 Oct	Vueling Airlines
24 Sep - 29 Sep	Vueling Airlines

Also check the deals for one-way flights from Santiago to Oslo in September.

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 Santiago to Oslo in September from $174

Return flights