Cheapest return flights from Porto Alegre to Lisbon in December from $937

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 December 2025 (see full year).

Return flights

02 Dec - 08 Dec Azul Airlines
02 Dec - 11 Dec TAP direct
02 Dec - 09 Dec TAP direct
06 Dec - 20 Dec LATAM Airlines Group
25 Dec - 15 Jan TAP direct
20 Dec - 30 Dec TAP direct
16 Dec - 03 Jan TAP direct
23 Dec - 03 Jan TAP direct
06 Dec - 20 Dec TAP direct

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

Skyscanner

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon