AirHint found the following cheapest return flights from Lagos (LOS) to Lisbon (LIS) in September 2025 (see full year).

Return flights

30 Sep - 07 Oct	Royal Air Maroc
27 Sep - 09 Oct	Royal Air Maroc
25 Sep - 02 Oct	Royal Air Maroc
17 Sep - 29 Sep	Ethiopian Airlines
15 Sep - 23 Sep	Air France
16 Sep - 20 Sep	KLM
15 Sep - 21 Sep	Air France
15 Sep - 22 Oct	Air France
07 Sep - 13 Sep	Royal Air Maroc
07 Sep - 30 Sep	RwandAir
08 Sep - 11 Sep	Royal Air Maroc
07 Sep - 12 Sep	Royal Air Maroc
06 Sep - 11 Sep	Royal Air Maroc
06 Sep - 12 Sep	Royal Air Maroc

Also check the deals for one-way flights from Lagos to Lisbon in September.

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 Lagos to Lisbon in September from $892

Return flights