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

Return flights

29 Jan - 14 Feb	Azul Airlines
25 Jan - 09 Feb	LATAM Airlines Group
27 Jan - 02 Feb	Azul Airlines
27 Jan - 04 Feb	Azul Airlines
28 Jan - 02 Feb	Azul Airlines
20 Jan - 07 Feb	LATAM Airlines Group
22 Jan - 01 Feb	Azul Airlines
29 Jan - 03 Feb	Air Europa
23 Jan - 31 Jan	Azul Airlines
20 Jan - 09 Feb	Azul Airlines
20 Jan - 27 Jan	Azul Airlines
21 Jan - 28 Jan	Air Europa
20 Jan - 14 Feb	Azul Airlines
16 Jan - 22 Jan	Azul Airlines
14 Jan - 20 Jan	LATAM Airlines Group
09 Jan - 23 Jan	Azul Airlines
07 Jan - 18 Jan	Azul Airlines
06 Jan - 17 Jan	LATAM Airlines Group
02 Jan - 20 Jan	Azul Airlines

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 $1054

Return flights