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
05 May - 12 May	British Airways
19 May - 26 May	British Airways
03 May - 10 May	British Airways
06 May - 13 May	Qatar Airways
11 May - 18 May	Qatar Airways
04 May - 11 May	Qatar Airways
12 May - 19 May	Qatar Airways
10 May - 17 May	Emirates
14 May - 21 May	Emirates
26 May - 02 Jun	Emirates
28 May - 04 Jun	Emirates
25 May - 01 Jun	Emirates
27 May - 03 Jun	Emirates
12 May - 06 Jun	Emirates
29 May - 05 Jun	Emirates
31 May - 07 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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from Montreal to Colombo in May from 966€

Return flights