Montreal (YUL) to Porto (OPO) flight deal in economy from $535

Limited Availability
18% of dates checked are available within 10% of the lowest price

Tuesday, December 22nd, 2026

2 round-trip options

Returning
Thu, Dec 31, 20269 Day Trip
$1,014 USD
Returning
Sat, Jan 2, 202711 Day Trip
$1,173 USD