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

Return flights

11 May - 18 May	Qatar Airways
04 May - 11 May	Qatar Airways
12 May - 19 May	Qatar Airways
01 May - 08 May	Qatar Airways
03 May - 10 May	Qatar Airways
08 May - 15 May	Qatar Airways
10 May - 17 May	Qatar Airways
06 May - 13 May	Qatar Airways
07 May - 14 May	Air Canada
19 May - 26 May	Air Canada
06 May - 08 Jun	Air Canada
28 May - 04 Jun	Air Canada
27 May - 03 Jun	Air Canada
25 May - 01 Jun	Air Canada
26 May - 02 Jun	Air Canada
31 May - 07 Jun	Turkish Airlines
29 May - 05 Jun	Air Canada
30 May - 06 Jun	Air Canada

Also check the deals for one-way flights from Montreal to Singapore in May.

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 May from $1033

Return flights