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

Return flights

01 Dec - 09 Dec	easyJet
01 Dec - 31 Jan	easyJet
01 Dec - 14 Dec	easyJet
06 Dec - 24 Jan	easyJet
27 Dec - 25 Jan	easyJet
05 Dec - 07 Jan	easyJet
15 Dec - 20 Jan	easyJet
15 Dec - 14 Jan	easyJet
01 Dec - 08 Dec	easyJet
10 Dec - 20 Jan	easyJet
23 Dec - 25 Jan	easyJet
29 Dec - 24 Jan	easyJet
01 Dec - 15 Dec	easyJet
04 Dec - 28 Jan	easyJet
08 Dec - 15 Dec	easyJet
04 Dec - 13 Dec	easyJet
01 Dec - 31 Dec	easyJet
07 Dec - 15 Dec	easyJet
06 Dec - 28 Dec	easyJet
24 Dec - 31 Dec	easyJet

Also check the deals for one-way flights from London to Sao Paulo 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 London to Sao Paulo in December from 649€

Return flights