Cheapest return flights from Montreal (YUL) to Lisbon (LIS), May

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
30 May 18 Jun Air Transat
31 May 10 Jun Air Transat
31 May 09 Jun Air Transat
30 May 06 Jun Air Transat
31 May 06 Jun Air Transat
30 May 12 Jun Air Transat
31 May 05 Jun Air Transat
29 May 05 Jun Air Transat
30 May 08 Jun Air Transat
28 May 06 Jun Air Transat
27 May 29 May Porter Airlines (Canada) Ltd
27 May 29 May Air Transat
Direct Flight
Powered by

deals for one-way flights from Montreal to Lisbon in May.

Book a cheap hotel in Lisbon

Cheap car rent in Lisboa

Updated May 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.