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

20 dates in May 2027, from $ 505. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
7 May 14 May 2027 Delta
5 May 12 May 2027 KLM
9 May 16 May 2027 KLM
21 May 28 May 2027 KLM
31 May 7 Jun 2027 Air France
30 May 6 Jun 2027 Air France
12 May 19 May 2027 KLM
25 May 1 Jun 2027 KLM
26 May 2 Jun 2027 KLM
19 May 26 May 2027 KLM
24 May 31 May 2027 KLM
24 May 5 Jun 2027 KLM
12 May 20 May 2027 KLM
14 May 24 May 2027 Air Transat
3 May 10 May 2027 Air Transat
29 May 3 Jun 2027 Air Transat
28 May 4 Jun 2027 Air Transat
29 May 5 Jun 2027 Air Transat
Direct Flight
30 May 6 Jun 2027 Air Transat
Direct Flight
25 May 1 Jun 2027 Air Canada
Direct Flight
Powered by

Cheapest deals for the full year

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

Book a cheap hotel in Lisbon

Cheap car rent in Lisboa

Updated Oct 10, 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.