AirHint found the following cheapest return flights from Montreal (YUL) to Singapore (SIN) in August 2026 (see full year).

Return flights

25 Aug - 15 Sep	Air Canada
25 Aug - 08 Sep	Air Canada
25 Aug - 22 Sep	Air Canada
31 Aug - 23 Sep	Air Canada
25 Aug - 09 Sep	Air Canada
25 Aug - 01 Sep	United
31 Aug - 07 Sep	United
27 Aug - 03 Sep	United
03 Aug - 17 Aug	Air Canada
30 Aug - 06 Sep	United
04 Aug - 11 Aug	Air Canada
06 Aug - 13 Aug	Air Canada
29 Aug - 05 Sep	United
17 Aug - 24 Aug	Air Canada
19 Aug - 26 Aug	Air Canada
18 Aug - 25 Aug	Air Canada
24 Aug - 31 Aug	Air Canada
11 Aug - 18 Aug	Air Canada
13 Aug - 20 Aug	Air Canada
10 Aug - 17 Aug	Air Canada

Also check the deals for one-way flights from Montreal to Singapore 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 Singapore in August from 732€

Return flights