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Cheap flights from Lille to Montreal Pierre Elliott Trudeau Intl Airport from C$ 834

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIL — YUL
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Lille to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Lille to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Lille to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2026.

Mon 25/56:30 a.m.
LIL
-
YUL
1 stop16h 05m
Multiple Airlines
Sun 31/511:40 p.m.
YUL
-
LIL
1 stop11h 35m
Multiple Airlines
Deal found 22/4C$ 1,014
Mon 24/88:55 a.m.
LIL
-
YUL
1 stop13h 40m
Multiple Airlines
Sun 6/911:40 p.m.
YUL
-
LIL
1 stop11h 35m
Multiple Airlines
Deal found 20/4C$ 1,060
Thu 4/69:25 p.m.
LIL
-
YUL
1 stop23h 00m
Multiple Airlines
Thu 11/610:20 p.m.
YUL
-
LIL
1 stop15h 15m
Multiple Airlines
Deal found 20/4C$ 1,098
Mon 1/610:15 a.m.
LIL
-
YUL
2 stops30h 40m
Multiple Airlines
Sun 7/65:55 p.m.
YUL
-
LIL
1 stop15h 25m
Multiple Airlines
Deal found 22/4C$ 1,148
Mon 18/55:45 p.m.
LIL
-
YUL
3 stops30h 35m
Multiple Airlines
Mon 1/611:00 p.m.
YUL
-
LIL
2 stops16h 25m
Multiple Airlines
Deal found 20/4C$ 1,183
Sun 7/66:45 a.m.
LIL
-
YUL
2 stops44h 15m
Multiple Airlines
Sun 14/611:40 p.m.
YUL
-
LIL
1 stop11h 35m
Multiple Airlines
Deal found 23/4C$ 1,202
Fri 15/56:45 a.m.
LIL
-
YUL
2 stops20h 15m
Multiple Airlines
Thu 21/56:45 a.m.
YUL
-
LIL
3 stops35h 10m
Multiple Airlines
Deal found 22/4C$ 1,218

Find flight deals from Lille to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lille (LIL) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 April 2026.

Round-trip from

C$ 1,014

One-way from

C$ 834

Popular in

August

Cheapest in

March

Average price

C$ 903
25/5-31/5
  • 25/5-31/5
  • 2 total stops
  • 27h 40m total
  • Lille to Montreal
Search Deals
11/8
  • 11/8
  • 2 total stops
  • 35h 20m total
  • Lille to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 165 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lille to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 24 April 2026.
Use the filters below to find and compare flights from Lille to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 24/8

8:55 a.m.-4:35 p.m.

1 stop13h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 6/9

11:40 p.m.-5:15 p.m.

1 stop11h 35m

C$ 1,060

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Thu 4/6

9:25 p.m.-2:25 p.m.

1 stop23h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

10:20 p.m.-7:35 p.m.

1 stop15h 15m

C$ 1,098

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 18/5

9:45 p.m.-5:40 p.m.

1 stop25h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

11:50 p.m.-11:40 a.m.

1 stop29h 50m

C$ 1,228

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 18/5

6:30 a.m.-4:35 p.m.

1 stop16h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

11:40 p.m.-5:15 p.m.

1 stop11h 35m

C$ 1,302

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 1/6

9:45 p.m.-5:40 p.m.

1 stop25h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

11:40 p.m.-5:15 p.m.

1 stop11h 35m

C$ 1,309

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 15/5

9:10 a.m.-5:40 p.m.

1 stop14h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

11:50 p.m.-7:00 p.m.

1 stop13h 10m

C$ 1,438

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 25/5

3:20 p.m.-6:20 p.m.

3 stops33h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 30/5

6:45 a.m.-1:35 a.m.

3 stops36h 50m

C$ 1,487

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Thu 20/8

7:45 a.m.-9:00 p.m.

2 stops19h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

9:00 p.m.-4:50 p.m.

1 stop13h 50m

C$ 1,506

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 10/8

9:45 p.m.-5:40 p.m.

1 stop25h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

11:50 p.m.-8:50 a.m.

1 stop27h 00m

C$ 1,605

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Tue 25/8

10:00 a.m.-6:35 p.m.

3 stops38h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

11:50 p.m.-12:30 a.m.

1 stop18h 40m

C$ 1,655

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Lille to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Lille with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 731). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 1,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Lille to Montreal Pierre Elliott Trudeau Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Lille to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Lille to Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from Lille, you will be flying from Lesquin, which is the city’s only airport. Lille Lesquin (LIL) is located 8.0 km from the centre of Lille. There are 0 flights from Lesquin to Montreal Pierre Elliott Trudeau Intl per day from 0 different airlines.

  • Can I find deals for flights from Lille to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Lille to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lille to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lille to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Lille to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Lille to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 731). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 1,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Trois-Rivières
Sherbrooke
Montebello
Cornwall
Longueuil
Brossard
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Lille to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to Pierre Elliott Trudeau Intl flights
Orly to Pierre Elliott Trudeau Intl flights
Beauvais-Tille to Pierre Elliott Trudeau Intl flights

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How does Cheapflights help users find flights from Lille to Pierre Elliott Trudeau Intl?

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Why should you use Cheapflights to find cheap flight tickets from Lille to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Lille to Pierre Elliott Trudeau Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Lille to Pierre Elliott Trudeau Intl flexibly with Cheapflights today.

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