Cheapest return flights from Montreal to Porto in October from $524

Best time to book flights for Montreal (YUL) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Porto (OPO) in October 2025 (see full year).

Return flights

06 Oct - 20 Oct Azores Airlines
09 Oct - 22 Oct Azores Airlines
16 Oct - 23 Oct Azores Airlines
18 Oct - 25 Oct Azores Airlines
20 Oct - 27 Oct Azores Airlines
13 Oct - 20 Oct Azores Airlines
25 Oct - 01 Nov Azores Airlines
27 Oct - 03 Nov Azores Airlines
09 Oct - 16 Oct Azores Airlines
22 Oct - 29 Oct TAP
29 Oct - 05 Nov TAP
01 Oct - 08 Oct TAP
15 Oct - 22 Oct TAP
26 Oct - 02 Nov TAP
31 Oct - 07 Nov TAP
28 Oct - 04 Nov TAP
30 Oct - 06 Nov TAP

Also check the deals for one-way flights from Montreal to Porto in October.

Skyscanner

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 Porto

Cheap car rent in Porto