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

Return flights

19 Sep - 08 Oct	Royal Air Maroc
07 Sep - 08 Oct	Royal Air Maroc
10 Sep - 08 Oct	Royal Air Maroc
07 Sep - 05 Oct	Royal Air Maroc
24 Sep - 01 Oct	Royal Air Maroc
05 Sep - 17 Sep	Delta
01 Sep - 17 Sep	Delta
15 Sep - 22 Sep	Delta
10 Sep - 19 Sep	Delta
15 Sep - 01 Oct	Delta
30 Sep - 22 Oct	EgyptAir
16 Sep - 30 Sep	Delta
18 Sep - 30 Sep	Delta
26 Sep - 04 Oct	Air Canada
10 Sep - 07 Oct	Delta
09 Sep - 19 Sep	Delta
20 Sep - 14 Oct	Delta
05 Sep - 19 Sep	Royal Air Maroc
12 Sep - 29 Sep	KLM

Also check the deals for one-way flights from Toronto to Lagos 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 Toronto to Lagos in September from $931

Return flights