AirHint found the following cheapest return flights from Porto Alegre (POA) to London (LGW) in December 2025 (see full year).

Return flights

10 Dec - 26 Dec	LATAM Airlines Group
11 Dec - 26 Dec	GOL Linhas Aéreas
12 Dec - 28 Dec	Azul Airlines
13 Dec - 28 Dec	Azul Airlines
24 Dec - 28 Dec	Azul Airlines
19 Dec - 02 Jan	TAP
17 Dec - 31 Dec	Emirates

Also check the deals for one-way flights from Porto Alegre to London 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 Porto Alegre to London in December from 846€

Return flights