AirHint found the following cheapest return flights from Oslo (OSL) to Rio De Janeiro (GIG) in December 2025 (see full year).

Return flights

05 Dec - 12 Dec	Lufthansa
02 Dec - 04 Dec	TAP
08 Dec - 23 Dec	KLM
08 Dec - 21 Dec	KLM
09 Dec - 21 Dec	KLM
09 Dec - 22 Dec	KLM
30 Dec - 13 Jan	Ryanair
29 Dec - 13 Jan	Ryanair
15 Dec - 29 Dec	Ryanair
16 Dec - 29 Dec	Ryanair
29 Dec - 11 Jan	Ryanair
16 Dec - 30 Dec	Norwegian
12 Dec - 10 Jan	Transavia France
24 Dec - 11 Jan	TAP
17 Dec - 29 Dec	Ryanair
24 Dec - 10 Jan	TAP
16 Dec - 07 Jan	Ryanair
10 Dec - 05 Jan	Ryanair
12 Dec - 05 Jan	Transavia France
26 Dec - 13 Jan	KLM

Also check the deals for one-way flights from Oslo to Rio De Janeiro in December.

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 Rio De Janeiro in December from $1098

Return flights