AirHint found the following cheapest return flights from Montreal (YUL) to Porto (OPO) in January 2026 (see full year).

Return flights

18 Jan - 25 Jan	SWISS
12 Jan - 19 Jan	TAP
14 Jan - 21 Jan	TAP
16 Jan - 23 Jan	TAP
05 Jan - 12 Jan	TAP
07 Jan - 14 Jan	TAP
09 Jan - 16 Jan	TAP
11 Jan - 18 Jan	TAP
21 Jan - 28 Jan	TAP
23 Jan - 30 Jan	TAP
26 Jan - 02 Feb	Azores Airlines
31 Jan - 07 Feb	Azores Airlines
28 Jan - 04 Feb	SWISS
25 Jan - 01 Feb	SWISS
27 Jan - 03 Feb	SWISS
30 Jan - 06 Feb	TAP
29 Jan - 05 Feb	Lufthansa

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

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

Cheapest return flights from Montreal to Porto in January from $611

Return flights