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

Return flights

22 May - 12 Jun	Royal Air Maroc
11 May - 24 May	Royal Air Maroc
20 May - 28 May	Air Europa
17 May - 17 Jun	Air Europa
15 May - 14 Jun	Air Europa
31 May - 14 Jun	Air Europa
13 May - 26 May	Air Europa
17 May - 26 May	Royal Air Maroc
05 May - 20 May	Iberia
06 May - 27 May	Iberia
30 May - 13 Jun	Air Europa
13 May - 18 May	Air Europa
13 May - 23 May	Air Europa
23 May - 10 Jun	Iberia
02 May - 26 May	Air Europa
05 May - 12 May	Air Europa
31 May - 07 Jun	Air Europa
29 May - 24 Jun	Air Europa
14 May - 08 Jun	Air France
04 May - 05 Jun	LATAM Airlines Group	direct

Also check the deals for one-way flights from Lisbon to Sao Paulo 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 Lisbon to Sao Paulo in May from 557€

Return flights