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

Return flights

26 Jan - 03 Feb	Avianca
27 Jan - 04 Feb	Avianca
26 Jan - 02 Feb	Avianca
30 Jan - 15 Feb	Royal Air Maroc
27 Jan - 09 Feb	Avianca
22 Jan - 03 Feb	Avianca
27 Jan - 09 Feb	British Airways	direct
22 Jan - 02 Feb	Avianca
30 Jan - 20 Feb	Royal Air Maroc
20 Jan - 27 Jan	Avianca
26 Jan - 12 Feb	British Airways
23 Jan - 27 Jan	Royal Air Maroc
13 Jan - 27 Jan	Royal Air Maroc
20 Jan - 29 Jan	Avianca
11 Jan - 18 Jan	Air Canada
18 Jan - 26 Jan	Air Canada
21 Jan - 31 Jan	TAP
19 Jan - 27 Jan	Avianca
13 Jan - 20 Jan	Iberia
21 Jan - 31 Jan	British Airways	direct

Also check the deals for one-way flights from Sao Paulo to London in January.

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 January from 564€

Return flights