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

Return flights

18 May - 25 May	British Airways
17 May - 24 May	British Airways
04 May - 11 May	Qatar Airways
06 May - 13 May	Qatar Airways
12 May - 19 May	Qatar Airways
01 May - 08 May	Qatar Airways
03 May - 10 May	Qatar Airways
15 May - 22 May	Qatar Airways
08 May - 15 May	Qatar Airways
10 May - 17 May	Qatar Airways
27 May - 03 Jun	Etihad Airways
26 May - 02 Jun	Etihad Airways
28 May - 04 Jun	Etihad Airways
25 May - 01 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 967€

Return flights