Cheap flights from Montreal to Lisbon from C$385 YHU, YUL → LIS

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was C$509 (US$357) to C$874 (US$613).

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 5-night return fares leaving within 3 days of 9 Mar 2027 to compare.

Every date we hold

63 fares on 6 departure dates

Which month looks cheapest?

April 2027 is the cheapest month — from C$542 (US$380).

Found recently, and the cheapest we hold

What have prices looked like?

Over 48 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was C$319 (US$224) to C$411 (US$288).

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 1 other departure date within 3 days of 14 Dec, and it is not cheaper.

Every date we hold

12 fares on 8 departure dates

Which month looks cheapest?

January 2027 is the cheapest month — from C$319 (US$224).

Return

Fares 180 or more days before departure were typically 20% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 14 to 29 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (48 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Montreal to Lisbon?

The cheapest return found recently is C$689 (US$483) with SWISS, 9 Mar 2027 to 14 Mar 2027, found 2 days ago. The cheapest return we hold, of any age, is C$542 (US$380) with American Airlines, 20 Apr 2027 to 11 May 2027, found 6 days ago. The cheapest return fare on each of 6 departure dates is usually C$695 (US$488) to C$871 (US$611).

How much is a one-way flight from Montreal to Lisbon?

The cheapest one-way found recently is C$385 (US$270) with Air Transat, 14 Dec, found yesterday. The cheapest one-way we hold, of any age, is C$319 (US$224) with Air Transat, 8 Jan 2027, found 5 days ago. The cheapest one-way fare on each of 8 departure dates is usually C$356 (US$250) to C$412 (US$289).

What is the cheapest month to fly from Montreal to Lisbon?

April 2027 is the cheapest month for a return, from C$542 (US$380), 20 Apr 2027 to 11 May 2027, found 6 days ago. January 2027 is the cheapest month for a one-way, from C$319 (US$224), 8 Jan 2027, found 5 days ago.

How far ahead should I book a flight from Montreal to Lisbon?

In 49 days of prices between 24 Sept and 11 Nov, return fares 180 or more days before departure were typically 20% lower than 0 to 6 days before departure. In 48 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 14 to 29 days before departure.

Is there a direct flight from Montreal to Lisbon?

Yes, the cheapest nonstop return found recently is C$1,092 (US$766) with TAP Air Portugal, 12 Sept 2027 to 26 Sept 2027, found 3 days ago. The cheapest nonstop one-way found recently is C$385 (US$270) with Air Transat, 14 Dec, found yesterday.

How long is the flight from Montreal to Lisbon?

The cheapest nonstop one-way found recently, with Air Transat on 14 Dec, takes 6 h 30 min from Montreal-Pierre Elliott Trudeau International Airport (YUL) to Lisbon Portela Airport (LIS).

Which airlines have the cheapest flights from Montreal to Lisbon?

Between 16 Nov and 12 Sept 2027, Air Canada has the cheapest return on 2 of the 6 departure dates we hold, Porter Airlines Canada on 1 and SWISS on 1. Between 18 Nov and 8 Jan 2027, Air Transat has the cheapest one-way on 6 of the 8 departure dates we hold, and Porter Airlines Canada on 2.