AirHint found the following cheapest return flights from Porto Alegre (POA) to London (STN) in January 2026 (see full year).

Return flights

21 Jan - 28 Jan	LATAM Airlines Group
24 Jan - 04 Feb	Azul Airlines
20 Jan - 27 Jan	GOL Linhas Aéreas
27 Jan - 04 Feb	Azul Airlines
26 Jan - 10 Feb	Azul Airlines
30 Jan - 04 Feb	Azul Airlines
30 Jan - 06 Feb	GOL Linhas Aéreas
23 Jan - 31 Jan	Azul Airlines
09 Jan - 23 Jan	Azul Airlines
02 Jan - 20 Jan	LATAM Airlines Group
07 Jan - 14 Jan	GOL Linhas Aéreas
08 Jan - 13 Jan	LATAM Airlines Group
04 Jan - 08 Jan	GOL Linhas Aéreas

Also check the deals for one-way flights from Porto Alegre 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 Porto Alegre to London in January from 822€

Return flights