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Cheap flights from Lille to Montreal Pierre Elliott Trudeau Intl Airport from C$ 572

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
LIL — YUL
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 970

One-way from

C$ 572

Popular in

December

Cheapest in

November

Average price

C$ 836
10/10-17/10
  • 10/10-17/10
  • 2 total stops
  • 24h 55m total
  • Lille to Montreal
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3/10
  • 3/10
  • 1 total stop
  • 23h 20m total
  • Lille to Montreal
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Highest demand for flights based on searches. 1% potential increase in price (C$ 23 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 46 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Lille to Pierre Elliott Trudeau Intl

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 11 September 2025.

Fri 10/108:35 a.m.LIL - YUL
1 stop11h 40mMultiple Airlines
Fri 17/109:00 p.m.YUL - LIL
1 stop13h 15mMultiple Airlines
Deal found 10/9C$ 970
Mon 3/116:15 a.m.LIL - YUL
1 stop11h 35mMultiple Airlines
Sun 9/115:55 p.m.YUL - LIL
2 stops20h 35mMultiple Airlines
Deal found 11/9C$ 1,057
Sat 11/104:40 p.m.LIL - YUL
1 stop27h 35mMultiple Airlines
Sat 18/1011:45 p.m.YUL - LIL
2 stops35h 10mMultiple Airlines
Deal found 10/9C$ 1,067
Tue 7/109:55 p.m.LIL - YUL
2 stops24h 20mMultiple Airlines
Wed 8/109:05 p.m.YUL - LIL
1 stop19h 20mMultiple Airlines
Deal found 8/9C$ 1,100
Wed 1/106:15 a.m.LIL - YUL
2 stops20h 45mMultiple Airlines
Fri 28/119:40 p.m.YUL - LIL
2 stops21h 15mMultiple Airlines
Deal found 11/9C$ 1,188
Thu 11/99:20 p.m.LIL - YUL
1 stop23h 05mMultiple Airlines
Thu 18/910:55 p.m.YUL - LIL
1 stop14h 05mMultiple Airlines
Deal found 10/9C$ 1,213
Tue 23/129:25 p.m.LIL - YUL
2 stops25h 55mMultiple Airlines
Sun 4/17:05 p.m.YUL - LIL
2 stops19h 45mMultiple Airlines
Deal found 9/9C$ 1,217

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 11 September 2025.
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

Lille

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 10/10

8:35 a.m.-2:15 p.m.

1 stop11h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 17/10

9:00 p.m.-4:15 p.m.

1 stop13h 15m

C$ 970

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Mon 3/11

6:15 a.m.-11:50 a.m.

1 stop11h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

5:55 p.m.-8:30 p.m.

2 stops20h 35m

C$ 1,057

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Tue 7/10

9:55 p.m.-4:15 p.m.

2 stops24h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

9:05 p.m.-10:25 p.m.

1 stop19h 20m

C$ 1,100

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Tue 23/12

9:25 p.m.-5:20 p.m.

2 stops25h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 4/1

7:05 p.m.-8:50 p.m.

2 stops19h 45m

C$ 1,217

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 31/10

2:30 p.m.-8:32 a.m.

2 stops23h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

8:05 p.m.-10:00 p.m.

1 stop19h 55m

C$ 1,366

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Sat 1/11

9:15 a.m.-8:40 p.m.

2 stops16h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

8:05 p.m.-10:00 p.m.

1 stop19h 55m

C$ 1,416

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Tue 23/12

3:15 p.m.-1:10 p.m.

1 stop27h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 4/1

3:10 p.m.-12:50 p.m.

1 stop15h 40m

C$ 1,436

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 3/10

4:15 p.m.-8:00 p.m.

3 stops33h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 17/10

7:10 p.m.-4:15 p.m.

2 stops15h 05m

C$ 1,436

LilleMontreal

LIL - YUL

LILYUL

Lille Lesquin

Fri 3/10

9:05 p.m.-2:25 p.m.

1 stop23h 20m

C$ 572

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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, October is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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, October is the cheapest month in which you can book a flight from Lille to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Lille to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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
Sherbrooke
Cornwall
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
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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