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

Return flights

27 Jan - 04 Feb	Azul Airlines
31 Jan - 14 Feb	Azul Airlines
13 Jan - 27 Jan	Azul Airlines
08 Jan - 29 Jan	Azul Airlines
09 Jan - 23 Jan	Azul Airlines
07 Jan - 18 Jan	GOL Linhas Aéreas
06 Jan - 17 Jan	GOL Linhas Aéreas
02 Jan - 20 Jan	LATAM Airlines Group
08 Jan - 08 Feb	Emirates

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 849€

Return flights