Find flights
When to book
FAQs

Cheap flights from Lille to Montreal Pierre Elliott Trudeau Intl Airport from C$ 541

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
LIL — YUL
12 Apr — 19 Apr1
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 13 March 2026.

Mon 27/46:30 a.m.
LIL
-
YUL
2 stops14h 35m
Multiple Airlines
Mon 4/55:00 p.m.
YUL
-
LIL
2 stops22h 25m
Multiple Airlines
Deal found 8/3C$ 947
Mon 1/66:30 a.m.
LIL
-
YUL
1 stop11h 05m
Multiple Airlines
Sun 14/68:30 p.m.
YUL
-
LIL
1 stop14h 45m
Multiple Airlines
Deal found 8/3C$ 965
Mon 8/69:45 p.m.
LIL
-
YUL
1 stop25h 55m
Multiple Airlines
Mon 15/611:50 p.m.
YUL
-
LIL
1 stop25h 50m
Multiple Airlines
Deal found 8/3C$ 997
Thu 11/68:55 a.m.
LIL
-
YUL
1 stop13h 40m
Multiple Airlines
Wed 17/611:40 p.m.
YUL
-
LIL
1 stop16h 50m
Multiple Airlines
Deal found 8/3C$ 1,000
Mon 20/48:15 p.m.
LIL
-
YUL
2 stops24h 50m
Multiple Airlines
Mon 27/45:00 p.m.
YUL
-
LIL
2 stops16h 05m
Multiple Airlines
Deal found 9/3C$ 1,035
Sun 26/410:25 p.m.
LIL
-
YUL
2 stops28h 35m
Multiple Airlines
Sun 3/511:40 p.m.
YUL
-
LIL
2 stops18h 15m
Multiple Airlines
Deal found 12/3C$ 1,122

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 13 March 2026.

Round-trip from

C$ 947

One-way from

C$ 541

Popular in

August

Cheapest in

November

Average price

C$ 815
27/4-4/5
  • 27/4-4/5
  • 4 total stops
  • 37h 00m total
  • Lille to Montreal
Search Deals
25/4
  • 25/4
  • 2 total stops
  • 33h 00m total
  • Lille to Montreal
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 126 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 March 2026
Search Deals

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 13 March 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 1/6

6:30 a.m.-11:35 a.m.

1 stop11h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

8:30 p.m.-5:15 p.m.

1 stop14h 45m

C$ 965

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 8/6

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

1 stop25h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 15/6

11:50 p.m.-7:40 a.m.

1 stop25h 50m

C$ 997

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Thu 11/6

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

1 stop13h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 17/6

11:40 p.m.-10:30 p.m.

1 stop16h 50m

C$ 1,000

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 24/4

4:10 p.m.-12:38 a.m.

3 stops38h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

9:00 p.m.-5:35 p.m.

1 stop14h 35m

C$ 1,152

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Sun 26/4

10:25 p.m.-9:00 p.m.

2 stops28h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

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

1 stop11h 35m

C$ 1,184

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 4/5

1:50 p.m.-2:10 p.m.

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

4:10 p.m.-12:50 p.m.

1 stop14h 40m

C$ 1,199
Cheapest one-way
Quickest one-way

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Sat 25/4

6:00 p.m.-9:00 p.m.

2 stops33h 00m

C$ 541

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Sorted by cheapest first

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, November is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 665). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 935). 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.

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, November is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 665). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in August is currently the most expensive (average of C$ 935). 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
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Lille to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Lille to Pierre Elliott Trudeau Intl for you. Better yet — we are completely free to use.

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.

Can Cheapflights notify me if prices for flights from Lille to Pierre Elliott Trudeau Intl become cheaper?

Of course! You can now track prices for flights from Lille to Pierre Elliott Trudeau Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.