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

Return flights

03 Dec - 10 Dec	Air France
10 Dec - 29 Jan	British Airways
12 Dec - 01 Jan	British Airways
09 Dec - 01 Jan	British Airways
11 Dec - 30 Jan	British Airways
15 Dec - 31 Jan	British Airways
15 Dec - 01 Jan	British Airways
02 Dec - 30 Dec	KLM
24 Dec - 22 Jan	British Airways
24 Dec - 23 Jan	British Airways
16 Dec - 01 Jan	British Airways
05 Dec - 05 Jan	British Airways
02 Dec - 07 Dec	KLM
02 Dec - 12 Dec	British Airways
03 Dec - 15 Dec	Air France
16 Dec - 30 Dec	Air France
05 Dec - 10 Dec	Air France
10 Dec - 24 Dec	Air France
02 Dec - 07 Dec	TAP	direct
11 Dec - 18 Dec	British Airways

Also check the deals for one-way flights from Rio De Janeiro to Lisbon 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 Rio De Janeiro to Lisbon in December from 712€

Return flights