AirHint found the following cheapest one-way flights from Sao Paulo (GRU) to London (LTN) in December 2025 (see full year).

One-Way flights

02 Dec	Air China
10 Dec	Royal Air Maroc
12 Dec	Royal Air Maroc
03 Dec	Iberia
07 Dec	LATAM Airlines Group
11 Dec	LATAM Airlines Group
06 Dec	LATAM Airlines Group
16 Dec	Air China
15 Dec	Air China
22 Dec	Avianca

Also check the deals for return 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 one-way flights from Sao Paulo to London in December from 273€

One-Way flights