AirHint found the following cheapest return flights from Frankfurt (FRA) to Rio Negro (MDE) in December 2025 (see full year).

Return flights

31 Dec - 19 Jan	Ryanair
04 Dec - 16 Dec	Air Europa
08 Dec - 15 Dec	Air Europa
01 Dec - 15 Dec	Air Europa
13 Dec - 16 Jan	ITA Airways
12 Dec - 16 Dec	easyJet
27 Dec - 17 Jan	Ryanair
02 Dec - 19 Jan	Air Europa
26 Dec - 16 Jan	Ryanair
01 Dec - 31 Dec	Air Europa
10 Dec - 01 Jan	Air Europa
18 Dec - 22 Jan	Condor
23 Dec - 25 Jan	Air Europa
16 Dec - 31 Dec	Air Europa
15 Dec - 31 Dec	Air Europa
10 Dec - 16 Jan	Air Europa
16 Dec - 01 Jan	Air Europa
17 Dec - 31 Dec	Air Europa
10 Dec - 30 Dec	Air Europa
19 Dec - 27 Dec	Lufthansa

Also check the deals for one-way flights from Frankfurt to Rio Negro 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 Frankfurt to Rio Negro in December from $992

Return flights