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

Return flights

01 Apr - 15 Apr	TAP	direct
06 Apr - 13 Apr	TAP	direct
08 Apr - 15 Apr	TAP	direct
10 Apr - 17 Apr	TAP	direct
12 Apr - 19 Apr	TAP	direct
22 Apr - 29 Apr	TAP	direct
01 Apr - 08 Apr	TAP	direct
05 Apr - 12 Apr	TAP	direct
13 Apr - 20 Apr	TAP	direct
15 Apr - 22 Apr	TAP	direct
24 Apr - 01 May	TAP	direct
26 Apr - 03 May	TAP	direct
27 Apr - 04 May	TAP	direct
29 Apr - 06 May	TAP	direct
19 Apr - 17 May	TAP	direct
28 Apr - 05 May	Air Transat
28 Apr - 05 May	Air Canada	direct
30 Apr - 07 May	Air Canada	direct
25 Apr - 02 May	Air Canada	direct

Also check the deals for one-way flights from Montreal to Lisbon 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 Lisbon in April from 483€

Return flights