AirHint found the following cheapest return flights from Sao Paulo (GRU) to London (LGW) in December 2026 (see full year).

Return flights

01 Dec - 06 Dec	Air Europa
14 Dec - 04 Jan	Iberia
11 Dec - 05 Jan	Iberia
02 Dec - 09 Dec	Air Europa
01 Dec - 09 Dec	Air Europa
08 Dec - 03 Jan	Iberia
09 Dec - 04 Jan	Iberia
09 Dec - 05 Jan	Iberia
09 Dec - 06 Jan	Iberia
09 Dec - 07 Jan	Iberia
10 Dec - 05 Jan	Iberia
09 Dec - 08 Jan	Iberia
08 Dec - 02 Jan	Iberia
07 Dec - 21 Dec	Air China
04 Dec - 12 Dec	LATAM Airlines Group
03 Dec - 17 Dec	TAP
01 Dec - 26 Dec	TAP
12 Dec - 26 Dec	Iberia
07 Dec - 14 Dec	TAP
12 Dec - 28 Dec	Iberia

Also check the deals for one-way flights from Sao Paulo 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 Sao Paulo to London in December from $916

Return flights