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

Return flights

07 Aug - 14 Aug	TAP	direct
05 Aug - 19 Aug	TAP	direct
06 Aug - 20 Aug	TAP	direct
06 Aug - 30 Aug	TAP	direct
07 Aug - 25 Aug	TAP	direct
09 Aug - 30 Aug	TAP	direct
02 Aug - 30 Aug	TAP	direct
02 Aug - 12 Sep	TAP	direct
04 Aug - 14 Aug	TAP	direct
15 Aug - 22 Aug	LATAM Airlines Group
18 Aug - 01 Sep	LATAM Airlines Group
04 Aug - 21 Aug	TAP	direct
09 Aug - 30 Sep	TAP	direct
14 Aug - 02 Sep	Azul Airlines
18 Aug - 30 Sep	TAP
17 Aug - 07 Sep	TAP

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

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

Cheapest return flights from Belem to Lisbon in August from $843

Return flights