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

Return flights

04 Aug - 10 Aug	Ryanair
05 Aug - 11 Aug	Ryanair
09 Aug - 17 Aug	Ryanair
05 Aug - 12 Aug	Ryanair
01 Aug - 08 Aug	Air Arabia Maroc
30 Aug - 06 Sep	Ryanair
02 Aug - 09 Aug	Ryanair
11 Aug - 15 Aug	Ryanair
03 Aug - 10 Aug	Ryanair
02 Aug - 07 Aug	Ryanair
01 Aug - 15 Aug	Air Arabia Maroc
22 Aug - 20 Sep	Ryanair

Also check the deals for one-way flights from Rabat 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.

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Cheapest return flights from Rabat to Lisbon in August from $198

Return flights