What are the cheapest airlines to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport one-way?

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 152. United Airlines flights start at C$ 226 while deals on American Airlines start at C$ 238 one-way.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

What are the most popular routes from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

The most popular route from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl. You may also consider Chicago Midway - Montreal Pierre Elliott Trudeau Intl or Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl.

What are the most reliable airlines from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on time: Finnair (89%), Avianca (81%), Republic Airways (80%).

How can I find direct flights from Illinois 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 Illinois to Pierre Elliott Trudeau Intl.

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

Yes. Cheapflights offers flight deals from Illinois 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.

C$ 206+ Cheap Flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport

Cheap flight deals from Illinois to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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One-way

Cheapest flights from Illinois to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Illinois to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Fri 4/1212:15 p.m. -

1 stop8h 56m

Sat 5/129:45 a.m. -

1 stop8h 55m

Deal found 27/10C$ 441

Thu 26/116:41 a.m. -

1 stop6h 01m

Tue 1/1212:10 p.m. -

Nonstop3h 05m

Deal found 27/10C$ 442

Fri 4/1212:15 p.m. -

1 stop8h 56m

Wed 13/112:40 p.m. -

1 stop5h 50m

Deal found 27/10C$ 443

Wed 2/1212:15 p.m. -

1 stop8h 56m

Sat 5/129:45 a.m. -

1 stop8h 55m

Deal found 27/10C$ 445

Wed 18/1112:15 p.m. -

1 stop8h 55m

Fri 27/119:45 a.m. -

1 stop8h 55m

Deal found 26/10C$ 446

Thu 24/127:05 a.m. -

Nonstop2h 12m

Fri 1/19:10 a.m. -

1 stop7h 28m

Deal found 27/10C$ 448

Mon 7/1212:15 p.m. -

1 stop5h 51m

Wed 9/129:45 a.m. -

1 stop8h 55m

Deal found 27/10C$ 449

Tue 1/1212:15 p.m. -

1 stop5h 51m

Mon 7/129:45 a.m. -

1 stop8h 55m

Deal found 27/10C$ 452

Mon 7/1212:15 p.m. -

1 stop5h 51m

Tue 8/129:45 a.m. -

1 stop8h 55m

Deal found 27/10C$ 453

Thu 24/127:05 a.m. -

Nonstop2h 12m

Thu 31/128:50 a.m. -

2 stops7h 48m

Deal found 27/10C$ 455

Wed 30/1212:15 p.m. -

1 stop5h 51m

Wed 6/19:45 a.m. -

1 stop8h 45m

Deal found 26/10C$ 457

Fri 4/1212:15 p.m. -

1 stop8h 56m

Sat 12/129:45 a.m. -

1 stop8h 55m

Deal found 26/10C$ 460

Best flights from Illinois to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from Illinois to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Wed 21/41:15 p.m. -

1 stop9h 36m

Sun 25/46:00 a.m. -

1 stop7h 37m

Deal found 27/10C$ 463

Sun 13/1210:37 a.m. -

Nonstop2h 23m

Thu 17/124:45 p.m. -

Nonstop3h 00m

Deal found 29/10C$ 554

Fri 11/125:54 p.m. -

Nonstop2h 23m

Sun 13/1210:10 a.m. -

1 stop6h 28m

Deal found 29/10C$ 593

Sun 6/126:49 a.m. -

1 stop9h 44m

Mon 7/126:39 p.m. -

1 stop6h 17m

Deal found 27/10C$ 463

Mon 23/115:54 p.m. -

Nonstop2h 23m

Thu 26/114:45 p.m. -

Nonstop3h 01m

Deal found 29/10C$ 554

Tue 1/1210:37 a.m. -

Nonstop2h 23m

Sat 5/126:00 a.m. -

Nonstop3h 00m

Deal found 27/10C$ 554

Tue 15/125:30 p.m. -

1 stop5h 11m

Fri 18/127:10 a.m. -

1 stop10h 40m

Deal found 27/10C$ 572

Sat 5/1210:37 a.m. -

Nonstop2h 23m

Tue 8/124:45 p.m. -

Nonstop3h 01m

Deal found 29/10C$ 554

Fri 20/1112:30 p.m. -

1 stop10h 00m

Thu 26/117:00 a.m. -

1 stop9h 15m

Deal found 26/10C$ 572

Fri 27/112:30 p.m. -

1 stop6h 12m

Tue 1/126:00 a.m. -

Nonstop3h 00m

Deal found 28/10C$ 568

Fri 27/1111:19 a.m. -

1 stop7h 28m

Mon 30/112:30 p.m. -

1 stop8h 48m

Deal found 25/10C$ 572

Mon 23/116:00 a.m. -

1 stop10h 27m

Mon 30/116:00 a.m. -

1 stop7h 51m

Deal found 28/10C$ 575

Thu 3/121:41 p.m. -

1 stop8h 52m

Sun 6/126:00 a.m. -

1 stop8h 01m

Deal found 28/10C$ 575

Thu 3/126:00 a.m. -

1 stop10h 33m

Mon 7/127:00 a.m. -

1 stop10h 16m

Deal found 28/10C$ 575

Sat 5/123:47 p.m. -

1 stop6h 54m

Mon 7/126:39 p.m. -

1 stop6h 17m

Deal found 25/10C$ 582

Fri 5/21:41 p.m. -

1 stop8h 45m

Sun 7/26:00 a.m. -

1 stop8h 01m

Deal found 25/10C$ 583

Tue 24/1112:30 p.m. -

1 stop10h 00m

Tue 1/1212:50 p.m. -

1 stop6h 11m

Deal found 25/10C$ 590

Fri 4/126:00 a.m. -

1 stop10h 33m

Sun 6/127:00 a.m. -

1 stop10h 16m

Deal found 25/10C$ 590

Wed 25/111:31 p.m. -

1 stop8h 56m

Tue 1/1212:50 p.m. -

1 stop6h 11m

Deal found 25/10C$ 590

Sat 5/126:00 a.m. -

1 stop6h 47m

Mon 7/126:00 a.m. -

1 stop8h 01m

Deal found 26/10C$ 590

Sun 13/126:00 a.m. -

1 stop10h 33m

Wed 16/126:00 a.m. -

1 stop4h 37m

Deal found 29/10C$ 604

Sun 29/116:49 a.m. -

1 stop9h 38m

Sun 6/127:10 a.m. -

1 stop8h 43m

Deal found 29/10C$ 604

Find flight deals from Illinois to Pierre Elliott Trudeau Intl

Round-trip from	C$ 439
One-way from	C$ 206
Popular in	December
Cheapest in	April
Average price	C$ 527
Good round-trip deal	C$ 533 or less
Good one-way deal	C$ 280 or less

Porter Airlines
4/2-10/2
2 total stops
11h 35m total
Illinois to Montreal

Search Deals

Air Transat
11/12-31/12
1 total stop
8h 56m total
Illinois to Montreal

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (C$ 11 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Illinois to Montreal Pierre Elliott Trudeau Intl.

Search Deals

Price to beat on a one-way flight from Illinois to Montreal Pierre Elliott Trudeau Intl.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoMontreal

ORD Chicago O'Hare Intl - YUL Montreal Pierre Elliott Trudeau Intl

ORDYUL

Chicago O'Hare Intl

Wed 30/12

12:15 p.m.-7:06 p.m.

1 stop5h 51m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 241

ChicagoMontreal

ORD Chicago O'Hare Intl - YUL Montreal Pierre Elliott Trudeau Intl

ORDYUL

Chicago O'Hare Intl

Mon 23/11

5:54 p.m.-9:17 p.m.

Nonstop2h 23m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 241

ChicagoMontreal

MDW Chicago Midway - YUL Montreal Pierre Elliott Trudeau Intl

MDWYUL

Chicago Midway

Sat 12/12

1:41 p.m.-11:33 p.m.

1 stop8h 52m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 246

ChicagoMontreal

MDW Chicago Midway - YUL Montreal Pierre Elliott Trudeau Intl

MDWYUL

Chicago Midway

Mon 16/11

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

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 246

ChicagoMontreal

MDW Chicago Midway - YUL Montreal Pierre Elliott Trudeau Intl

MDWYUL

Chicago Midway

Thu 12/11

1:31 p.m.-11:27 p.m.

1 stop8h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 246

ChicagoMontreal

ORD Chicago O'Hare Intl - YUL Montreal Pierre Elliott Trudeau Intl

ORDYUL

Chicago O'Hare Intl

Wed 23/12

1:26 p.m.-11:29 p.m.

1 stop9h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 246

ChicagoMontreal

ORD Chicago O'Hare Intl - YUL Montreal Pierre Elliott Trudeau Intl

ORDYUL

Chicago O'Hare Intl

Tue 1/12

10:05 a.m.-6:43 p.m.

2 stops7h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 255

ChicagoMontreal

ORD Chicago O'Hare Intl - YUL Montreal Pierre Elliott Trudeau Intl

ORDYUL

Chicago O'Hare Intl

Wed 25/11

9:00 a.m.-7:48 p.m.

1 stop9h 48m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 255

ChicagoMontreal

MDW Chicago Midway - YUL Montreal Pierre Elliott Trudeau Intl

MDWYUL

Chicago Midway

Mon 14/12

1:41 p.m.-11:33 p.m.

1 stop8h 52m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 255

ChicagoMontreal

MDW Chicago Midway - YUL Montreal Pierre Elliott Trudeau Intl

MDWYUL

Chicago Midway

Wed 25/11

1:31 p.m.-11:27 p.m.

1 stop8h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 255

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 40 resultsSorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Illinois with our price prediction graph.

ORD-YUL

MDW-YUL

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 Illinois to Montreal Pierre Elliott Trudeau Intl Airport

USIL-YUL

ORD-YUL

MDW-YUL

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 382). Flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in January is currently the most expensive (average of C$ 690). 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.

What is the cheapest time of day to fly from IL to YUL?

When flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Illinois to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 550 and C$ 863 in February.
The cheapest round-trip price found within the last 5 days was C$ 439 on Multiple Airlines (4 Feb-10 Feb).

How far ahead should I book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

To ensure you get the cheapest price possible for a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

How long is the flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
There are many flights that can get you from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in 2h 23m. Fly via Delta or United Airlines to get the fastest option. There are 1199 km between Illinois and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport one-way?
To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 152. United Airlines flights start at C$ 226 while deals on American Airlines start at C$ 238 one-way.
What are the most popular routes from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
The most popular route from Illinois to Montreal Pierre Elliott Trudeau Intl Airport is Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl. You may also consider Chicago Midway - Montreal Pierre Elliott Trudeau Intl or Lambert-St Louis - Montreal Pierre Elliott Trudeau Intl.
What are the most reliable airlines from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Montreal Pierre Elliott Trudeau Intl Airport on time: Finnair (89%), Avianca (81%), Republic Airways (80%).
What are the cheapest flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
Looking at all options, your cheapest flight can be booked for C$ 205. While the most popular route (Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for C$ 420 on average, our data indicates C$ 817 when flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport.
Can I find deals for flights from Illinois to Pierre Elliott Trudeau Intl that include hotel bookings?
Yes. In addition to deals on Illinois to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois 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 Illinois to Pierre Elliott Trudeau Intl.
Can I find deals for business class flights from Illinois to Pierre Elliott Trudeau Intl?
Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Montreal Pierre Elliott Trudeau Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 382). Flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport in January is currently the most expensive (average of C$ 690). 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.

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Top airline flying from Illinois to Pierre Elliott Trudeau Intl

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 236	AverageC$ 490	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Pierre Elliott Trudeau Intl from Illinois today with Cheapflights!

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Cheap flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport from C$ 206

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Illinois to Pierre Elliott Trudeau Intl

Cheapest flights from Illinois to Pierre Elliott Trudeau IntlExplore the most affordable flight options available from Illinois to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Explore the most affordable flight options available from Illinois to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Illinois to Pierre Elliott Trudeau IntlDiscover carefully curated flight deals from Illinois to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from Illinois to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Direct flights from Illinois to Pierre Elliott Trudeau IntlExplore direct flight options from Illinois to Pierre Elliott Trudeau Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Explore direct flight options from Illinois to Pierre Elliott Trudeau Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Last-minute flights from Illinois to Pierre Elliott Trudeau IntlDiscover last-minute flight deals from Illinois to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Illinois to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Illinois to Pierre Elliott Trudeau IntlSearch for one-way flight options from Illinois to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Illinois to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Find flight deals from Illinois to Pierre Elliott Trudeau Intl

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Use the filters below to find and compare flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Illinois with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from IL to YUL?

Find hourly flight availability from Illinois to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2026.

When flying from Illinois to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Illinois to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 550 and C$ 863 in February.The cheapest round-trip price found within the last 5 days was C$ 439 on Multiple Airlines (4 Feb-10 Feb).

How far ahead should I book a flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

Related info for your journey

How long is the flight from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

What are the cheapest airlines to fly from Illinois to Montreal Pierre Elliott Trudeau Intl Airport one-way?

What are the most popular routes from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

What are the most reliable airlines from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

What are the cheapest flights from Illinois to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

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

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

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

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Alternative routes for Illinois to Pierre Elliott Trudeau Intl

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Illinois and Pierre Elliott Trudeau Intl flights

Browse other Illinois and Pierre Elliott Trudeau Intl flight options. Last updated on 30 October 2026.

Other flights to Pierre Elliott Trudeau Intl

Explore flights to Pierre Elliott Trudeau Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 October 2026.

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Cheapest flights from Illinois to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Illinois to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Illinois to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from Illinois to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Direct flights from Illinois to Pierre Elliott Trudeau Intl
Explore direct flight options from Illinois to Pierre Elliott Trudeau Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 October 2026.

Last-minute flights from Illinois to Pierre Elliott Trudeau Intl
Discover last-minute flight deals from Illinois to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Illinois to Pierre Elliott Trudeau Intl
Search for one-way flight options from Illinois to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Illinois to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 550 and C$ 863 in February.
The cheapest round-trip price found within the last 5 days was C$ 439 on Multiple Airlines (4 Feb-10 Feb).