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

Return flights

09 Dec - 28 Jan	Iberia
02 Dec - 10 Dec	Iberia
01 Dec - 25 Dec	GOL Linhas Aéreas
14 Dec - 29 Dec	Iberia
18 Dec - 08 Jan	LATAM Airlines Group
20 Dec - 25 Jan	Avianca
03 Dec - 14 Dec	Avianca
26 Dec - 03 Jan	LATAM Airlines Group
27 Dec - 03 Jan	LATAM Airlines Group
03 Dec - 10 Dec	Avianca
20 Dec - 11 Jan	LATAM Airlines Group
15 Dec - 07 Jan	Avianca
15 Dec - 05 Jan	Avianca
02 Dec - 09 Dec	Avianca
26 Dec - 09 Jan	LATAM Airlines Group
16 Dec - 04 Jan	Avianca
19 Dec - 27 Dec	Iberia
09 Dec - 19 Dec	TAP
16 Dec - 23 Dec	Avianca
15 Dec - 16 Dec	TAP

Also check the deals for one-way flights from Rio De Janeiro to London 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 London in December from $959

Return flights