AirHint found the following cheapest return flights from Montreal (YUL) to Kigali (KGL) in August 2025 (see full year).

Return flights

31 Aug - 07 Sep	Qatar Airways
25 Aug - 01 Sep	Qatar Airways
29 Aug - 05 Sep	Qatar Airways
28 Aug - 13 Sep	Delta
24 Aug - 31 Aug	Qatar Airways
19 Aug - 26 Aug	Porter Airlines (Canada) Ltd
20 Aug - 27 Aug	Qatar Airways
30 Aug - 06 Sep	KLM
27 Aug - 03 Sep	KLM
02 Aug - 02 Sep	Delta
16 Aug - 30 Aug	Delta
13 Aug - 20 Aug	Qatar Airways
10 Aug - 17 Aug	Qatar Airways
18 Aug - 25 Aug	Qatar Airways
28 Aug - 04 Sep	KLM
05 Aug - 12 Aug	Lufthansa
23 Aug - 30 Aug	KLM
17 Aug - 24 Aug	Qatar Airways

Also check the deals for one-way flights from Montreal to Kigali 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 Montreal to Kigali in August from $1378

Return flights