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

Return flights

01 Dec - 15 Dec	Air Europa
01 Dec - 14 Dec	Air Europa
11 Dec - 18 Dec	Air Europa
03 Dec - 22 Dec	Air Europa
08 Dec - 22 Dec	Air Europa
12 Dec - 15 Dec	Air Europa
06 Dec - 13 Dec	Air Europa
24 Dec - 19 Jan	Air Europa
28 Dec - 16 Jan	easyJet
27 Dec - 16 Jan	Lufthansa
31 Dec - 16 Jan	Air Europa
16 Dec - 19 Dec	Air Europa
05 Dec - 30 Dec	Air Europa
15 Dec - 26 Dec	Lufthansa
22 Dec - 12 Jan	Condor
16 Dec - 01 Jan	Air Europa
12 Dec - 08 Jan	Air Europa
05 Dec - 04 Jan	Air Europa
15 Dec - 05 Jan	Condor
26 Dec - 15 Jan	Air Europa

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 787€

Return flights