Cheapest return flights from Porto Alegre to Lisbon in August from $837

Best time to book flights for Porto Alegre (POA) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Porto Alegre (POA) to Lisbon (LIS) in August 2025 (see full year).

Return flights

12 Aug - 29 Aug LATAM Airlines Group
11 Aug - 29 Aug GOL Linhas Aéreas
11 Aug - 28 Aug Azul Airlines
11 Aug - 25 Aug Azul Airlines
11 Aug - 18 Aug GOL Linhas Aéreas
11 Aug - 31 Aug Azul Airlines
11 Aug - 22 Aug Azul Airlines
05 Aug - 22 Aug GOL Linhas Aéreas
13 Aug - 30 Aug GOL Linhas Aéreas
06 Aug - 29 Aug GOL Linhas Aéreas
09 Aug - 23 Sep GOL Linhas Aéreas
22 Aug - 07 Sep Azul Airlines
20 Aug - 02 Sep TAP direct
21 Aug - 04 Sep TAP direct
21 Aug - 11 Sep TAP direct
24 Aug - 04 Sep TAP direct
19 Aug - 02 Sep Azul Airlines
26 Aug - 12 Sep Azul Airlines
27 Aug - 13 Sep TAP direct
27 Aug - 06 Sep TAP direct

Also check the deals for one-way flights from Porto Alegre to Lisbon in August.

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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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