AirHint found the following cheapest return flights from Montreal (YUL) to Warsaw (WAW) in April 2026 (see full year).

Return flights

06 Apr - 13 Apr	British Airways
14 Apr - 21 Apr	British Airways
20 Apr - 27 Apr	British Airways
22 Apr - 29 Apr	British Airways
01 Apr - 08 Apr	Air France
02 Apr - 09 Apr	Air France
03 Apr - 10 Apr	Air France
04 Apr - 11 Apr	Air France
05 Apr - 12 Apr	Air France
07 Apr - 14 Apr	Air France
27 Apr - 04 May	Air France
29 Apr - 06 May	Air France
26 Apr - 03 May	Air France
28 Apr - 05 May	Air France
30 Apr - 07 May	Air France
25 Apr - 02 May	KLM
24 Apr - 01 May	KLM

Also check the deals for one-way flights from Montreal to Warsaw in April.

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 Warsaw in April from 595€

Return flights