AirHint found the following cheapest return flights from Fortaleza (FOR) to Lisbon (LIS) in May 2026 (see full year).

Return flights

19 May - 02 Jun	Iberia
12 May - 02 Jun	Iberia
05 May - 02 Jun	Iberia
17 May - 31 May	Iberia
12 May - 19 May	Iberia
10 May - 19 May	Iberia
04 May - 19 May	GOL Linhas Aéreas
05 May - 09 Jun	Iberia
05 May - 13 May	Iberia
12 May - 09 Jun	Iberia
19 May - 09 Jun	Iberia
12 May - 02 Jun	TAP	direct
06 May - 23 May	TAP	direct
05 May - 18 May	TAP	direct
20 May - 31 May	TAP	direct
17 May - 31 May	TAP	direct
11 May - 18 May	TAP	direct
18 May - 01 Jun	TAP	direct
20 May - 03 Jun	TAP	direct
12 May - 09 Jun	TAP	direct

Also check the deals for one-way flights from Fortaleza to Lisbon in May.

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 Fortaleza to Lisbon in May from 507€

Return flights