AirHint found the following cheapest return flights from Montreal (YUL) to Praia, Santiago Island (RAI) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep	Porter Airlines (Canada) Ltd
28 Sep - 05 Oct	FrenchBee
29 Sep - 06 Oct	FrenchBee
17 Sep - 24 Sep	FrenchBee
12 Sep - 19 Sep	FrenchBee
06 Sep - 13 Sep	Azores Airlines
08 Sep - 15 Sep	FrenchBee
15 Sep - 22 Sep	FrenchBee
09 Sep - 16 Sep	Porter Airlines (Canada) Ltd
14 Sep - 21 Sep	TAP
24 Sep - 01 Oct	FrenchBee
10 Sep - 17 Sep	FrenchBee
21 Sep - 28 Sep	FrenchBee
25 Sep - 02 Oct	Porter Airlines (Canada) Ltd
26 Sep - 03 Oct	FrenchBee
27 Sep - 04 Oct	Air Transat

Also check the deals for one-way flights from Montreal to Praia, Santiago Island 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 Montreal to Praia, Santiago Island in September from 743€

Return flights