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

Return flights

20 May - 10 Jun	Air Canada
20 May - 26 May	Air Canada
13 May - 27 May	Air France
12 May - 26 May	Air France
19 May - 09 Jun	Air France
05 May - 26 May	Air France
10 May - 01 Jun	Air France
05 May - 19 May	KLM
11 May - 18 May	Air Canada
13 May - 20 May	Air Canada
19 May - 26 May	Air Canada
20 May - 27 May	Air Canada
18 May - 25 May	Air Canada
27 May - 03 Jun	Air Canada
26 May - 02 Jun	Air Canada
25 May - 01 Jun	Air Canada
23 May - 02 Jun	Air Canada
28 May - 04 Jun	Air Canada
31 May - 07 Jun	Air Canada
29 May - 05 Jun	Air Canada

Also check the deals for one-way flights from Montreal to Copenhagen 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 Copenhagen in May from $729

Return flights