Find the Cheapest Flights from Montreal to Portugal

Unlock the cheapest flights and the best airfares from Montreal to Portugal. Make your dream trip both memorable and affordable!

Thu, Jun 11YMQ-LIS
Air Transat

oneway$281

Tue, Jul 28YMQ-OPO
Air Transat

oneway$354

Mon, Jun 22YMQ-OPO
Air Transat

$567

Fri, Jul 10YMQ-LIS
Porter Airlines

$620

Sat, Jul 11YMQ-PXO
Air Transat

$1,056

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Montreal to Portugal: Flight information

Cheapest flight found$281

Cheapest month to flyJune

Most popular airlineAir Transat

Average flight duration11h 25m

Cheapest flight found

Jun 2026

$281

Jul 2026

$328

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