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

Return flights

02 Aug - 30 Aug	TAP	direct
01 Aug - 08 Sep	TAP	direct
05 Aug - 25 Aug	TAP	direct
01 Aug - 29 Aug	TAP	direct
02 Aug - 31 Aug	TAP	direct
01 Aug - 30 Aug	TAP	direct
03 Aug - 20 Aug	TAP	direct
03 Aug - 03 Sep	TAP	direct
01 Aug - 02 Sep	TAP	direct
05 Aug - 04 Sep	TAP	direct
04 Aug - 26 Aug	TAP	direct
05 Aug - 20 Aug	TAP	direct
03 Aug - 24 Aug	TAP	direct
07 Aug - 30 Aug	TAP	direct
11 Aug - 01 Sep	TAP	direct
11 Aug - 09 Sep	TAP	direct
05 Aug - 05 Sep	TAP	direct
04 Aug - 03 Sep	TAP	direct
05 Aug - 02 Sep	TAP	direct
11 Aug - 15 Sep	TAP	direct

Also check the deals for one-way flights from Fortaleza 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 Fortaleza to Lisbon in August from $728

Return flights