Montreal (YUL) to Porto (OPO) flight deal in economy from $529

Fair Availability
37% of dates checked are available within 10% of the lowest price

Thursday, December 24th, 2026

3 round-trip options

Returning
Thu, Dec 31, 20267 Day Trip
$797 USD
Returning
Sat, Jan 2, 20279 Day Trip
$980 USD
Returning
Thu, Jan 7, 202714 Day Trip
$811 USD