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

Return flights

29 Jul - 26 Aug	LATAM Airlines Group
18 Jul - 25 Jul	LATAM Airlines Group
20 Jul - 27 Jul	GOL Linhas Aéreas
21 Jul - 28 Jul	LATAM Airlines Group
30 Jul - 19 Aug	Emirates
18 Jul - 30 Jul	Copa
22 Jul - 30 Jul	LATAM Airlines Group
21 Jul - 25 Jul	GOL Linhas Aéreas
20 Jul - 28 Jul	GOL Linhas Aéreas
19 Jul - 27 Jul	Azul Airlines
18 Jul - 28 Jul	Copa
22 Jul - 29 Jul	Azul Airlines

Also check the deals for one-way flights from Porto Alegre to London in July.

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 July from $1189

Return flights