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

Return flights

01 May - 08 May	Qatar Airways
15 May - 22 May	Qatar Airways
08 May - 15 May	Qatar Airways
10 May - 17 May	Qatar Airways
22 May - 29 May	Qatar Airways
24 May - 31 May	Qatar Airways
07 May - 14 May	SWISS
14 May - 21 May	SWISS
05 May - 12 May	Etihad Airways
13 May - 20 May	Qatar Airways
27 May - 03 Jun	Air Canada
26 May - 02 Jun	Air Canada
28 May - 04 Jun	Air Canada
31 May - 07 Jun	Air Canada
29 May - 05 Jun	Air Canada
30 May - 06 Jun	Air Canada

Also check the deals for one-way flights from Montreal to Colombo 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 Colombo in May from 1081€

Return flights