Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago from C$ 230
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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — CHI
17 Oct — 24 Oct1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Chicago are usually found in January or February, booked 88 days in advance, depart on a Thursday or Friday and return on a Tuesday
Cheap flight deals from Pierre Elliott Trudeau Intl to Chicago
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Cheapest flights from Pierre Elliott Trudeau Intl to Chicago
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2026.
Thu 1/105:00 a.m. -
1 stop5h 00m
Mon 5/102:00 p.m. -
1 stop4h 45m
Deal found 13/9C$ 392
Fri 23/108:35 a.m. -
2 stops5h 48m
Mon 26/101:55 p.m. -
1 stop6h 50m
Deal found 13/9C$ 393
Fri 2/106:30 a.m. -
1 stop5h 30m
Sun 4/1011:45 a.m. -
1 stop5h 27m
Deal found 13/9C$ 393
Sat 10/106:30 p.m. -
Nonstop2h 42m
Wed 14/108:45 a.m. -
Nonstop2h 15m
Deal found 16/9C$ 395
Thu 1/109:00 a.m. -
1 stop6h 35m
Mon 5/103:20 p.m. -
1 stop4h 52m
Deal found 15/9C$ 395
Wed 14/108:35 a.m. -
Nonstop2h 37m
Mon 19/108:45 a.m. -
Nonstop2h 15m
Deal found 14/9C$ 396
Sun 11/1010:35 a.m. -
1 stop5h 00m
Sun 18/1011:45 a.m. -
1 stop5h 27m
Deal found 13/9C$ 396
Thu 1/1011:10 a.m. -
1 stop4h 45m
Sun 4/102:00 p.m. -
1 stop4h 45m
Deal found 15/9C$ 397
Tue 29/96:30 a.m. -
1 stop5h 30m
Fri 2/103:20 p.m. -
1 stop4h 52m
Deal found 15/9C$ 397
Thu 12/113:10 p.m. -
1 stop5h 48m
Sun 15/111:55 p.m. -
1 stop4h 51m
Deal found 12/9C$ 399
Thu 1/106:30 a.m. -
1 stop5h 30m
Sun 4/103:20 p.m. -
1 stop4h 52m
Deal found 14/9C$ 399
Thu 29/101:10 p.m. -
Nonstop2h 42m
Thu 5/117:05 a.m. -
Nonstop2h 12m
Deal found 13/9C$ 400
Best flights from Pierre Elliott Trudeau Intl to Chicago
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.
Wed 14/1012:50 p.m. -
1 stop4h 42m
Sat 17/101:55 p.m. -
1 stop8h 30m
Deal found 14/9C$ 431
Thu 15/106:30 a.m. -
1 stop5h 30m
Sat 17/1011:45 a.m. -
1 stop5h 27m
Deal found 14/9C$ 437
Wed 14/109:45 a.m. -
Nonstop2h 36m
Wed 21/107:11 a.m. -
Nonstop2h 29m
Deal found 15/9C$ 467
Mon 28/96:10 p.m. -
1 stop5h 01m
Mon 5/108:45 a.m. -
Nonstop2h 15m
Deal found 12/9C$ 575
Thu 15/106:00 a.m. -
1 stop5h 29m
Sat 17/105:42 p.m. -
1 stop4h 43m
Deal found 14/9C$ 431
Thu 1/109:00 a.m. -
1 stop6h 35m
Sun 4/1011:45 a.m. -
1 stop5h 27m
Deal found 11/9C$ 437
Thu 22/106:00 a.m. -
1 stop4h 32m
Tue 27/101:27 p.m. -
1 stop8h 58m
Deal found 15/9C$ 431
Tue 2/33:00 p.m. -
1 stop5h 52m
Wed 3/38:55 a.m. -
1 stop5h 07m
Deal found 16/9C$ 476
Tue 29/99:30 a.m. -
1 stop9h 34m
Fri 2/107:05 a.m. -
1 stop8h 14m
Deal found 15/9C$ 434
Thu 1/106:10 a.m. -
Nonstop2h 41m
Sun 4/105:56 p.m. -
Nonstop2h 30m
Deal found 11/9C$ 506
Sat 26/912:48 p.m. -
1 stop4h 26m
Sun 27/91:55 p.m. -
1 stop8h 32m
Deal found 12/9C$ 434
Wed 30/92:25 p.m. -
1 stop5h 50m
Wed 7/1010:05 a.m. -
1 stop7h 53m
Deal found 14/9C$ 434
Fri 20/116:00 a.m. -
1 stop7h 51m
Sun 22/111:31 p.m. -
1 stop8h 56m
Deal found 12/9C$ 434
Thu 29/106:00 a.m. -
1 stop7h 47m
Thu 5/111:27 p.m. -
1 stop8h 58m
Deal found 14/9C$ 434
Tue 9/26:00 a.m. -
1 stop7h 33m
Mon 15/25:59 p.m. -
1 stop4h 11m
Deal found 11/9C$ 434
Tue 27/106:00 a.m. -
1 stop7h 47m
Tue 3/111:27 p.m. -
1 stop8h 58m
Deal found 12/9C$ 434
Tue 24/116:00 a.m. -
1 stop4h 42m
Sun 29/111:31 p.m. -
1 stop8h 56m
Deal found 15/9C$ 448
Fri 23/106:00 a.m. -
1 stop7h 47m
Wed 28/101:27 p.m. -
1 stop8h 58m
Deal found 15/9C$ 478
Fri 23/106:00 a.m. -
1 stop7h 47m
Mon 26/106:44 p.m. -
1 stop3h 41m
Deal found 11/9C$ 481
Thu 8/106:00 a.m. -
1 stop7h 59m
Mon 12/101:55 p.m. -
1 stop8h 30m
Deal found 15/9C$ 563
Direct flights from Pierre Elliott Trudeau Intl to Chicago
Explore direct flight options from Pierre Elliott Trudeau Intl to Chicago based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 September 2026.
Sat 10/106:30 p.m. -
Nonstop2h 42m
Wed 14/108:45 a.m. -
Nonstop2h 15m
Deal found 16/9C$ 395
Wed 14/108:35 a.m. -
Nonstop2h 37m
Mon 19/108:45 a.m. -
Nonstop2h 15m
Deal found 14/9C$ 396
Fri 23/106:30 p.m. -
Nonstop2h 42m
Wed 28/107:05 a.m. -
Nonstop2h 12m
Deal found 14/9C$ 397
Thu 29/101:10 p.m. -
Nonstop2h 42m
Thu 5/117:05 a.m. -
Nonstop2h 12m
Deal found 13/9C$ 400
Tue 6/106:30 p.m. -
Nonstop2h 42m
Tue 13/108:45 a.m. -
Nonstop2h 15m
Deal found 15/9C$ 404
Sat 10/106:30 p.m. -
Nonstop2h 42m
Tue 13/108:45 a.m. -
Nonstop2h 15m
Deal found 12/9C$ 410
Sat 10/106:30 p.m. -
Nonstop2h 42m
Fri 16/1011:15 a.m. -
Nonstop2h 15m
Deal found 15/9C$ 411
Sun 24/19:25 a.m. -
Nonstop2h 42m
Thu 28/11:55 p.m. -
Nonstop2h 12m
Deal found 15/9C$ 424
Thu 22/106:30 p.m. -
Nonstop2h 42m
Sat 24/108:45 a.m. -
Nonstop2h 15m
Deal found 16/9C$ 425
Last-minute flights from Pierre Elliott Trudeau Intl to Chicago
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Chicago. Data last updated 17 September 2026 and is based on user searches.
Tue 29/96:30 a.m. -
1 stop5h 30m
Fri 2/103:20 p.m. -
1 stop4h 52m
Deal found 15/9C$ 397
Thu 1/105:00 a.m. -
1 stop5h 00m
Mon 5/102:00 p.m. -
1 stop4h 45m
Deal found 13/9C$ 392
Thu 1/109:00 a.m. -
1 stop6h 35m
Mon 5/103:20 p.m. -
1 stop4h 52m
Deal found 15/9C$ 395
Thu 1/1011:10 a.m. -
1 stop4h 45m
Sun 4/102:00 p.m. -
1 stop4h 45m
Deal found 15/9C$ 397
Thu 1/106:30 a.m. -
1 stop5h 30m
Sun 4/103:20 p.m. -
1 stop4h 52m
Deal found 14/9C$ 399
Fri 2/106:30 a.m. -
1 stop5h 30m
Sun 4/1011:45 a.m. -
1 stop5h 27m
Deal found 13/9C$ 393
Sat 3/108:10 a.m. -
1 stop6h 13m
Mon 5/102:00 p.m. -
1 stop4h 45m
Deal found 15/9C$ 399
Sat 10/106:30 p.m. -
Nonstop2h 42m
Wed 14/108:45 a.m. -
Nonstop2h 15m
Deal found 16/9C$ 395
Sun 11/1010:35 a.m. -
1 stop5h 00m
Sun 18/1011:45 a.m. -
1 stop5h 27m
Deal found 13/9C$ 396
Wed 14/108:35 a.m. -
Nonstop2h 37m
Sun 18/108:45 a.m. -
Nonstop2h 15m
Deal found 14/9C$ 396
Fri 23/108:35 a.m. -
2 stops5h 48m
Mon 26/101:55 p.m. -
1 stop6h 50m
Deal found 13/9C$ 393
Thu 29/101:10 p.m. -
Nonstop2h 42m
Thu 5/117:05 a.m. -
Nonstop2h 12m
Deal found 13/9C$ 400
One-way flights from Pierre Elliott Trudeau Intl to Chicago
Search for one-way flight options from Pierre Elliott Trudeau Intl to Chicago. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.
Wed 30/91:15 p.m. -
Nonstop2h 37m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 230
Fri 30/109:25 a.m. -
Nonstop2h 42m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 13/9C$ 232
Thu 11/36:10 p.m. -
Nonstop2h 42m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 233
Mon 12/108:35 a.m. -
Nonstop2h 37m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 234
Sat 3/101:15 p.m. -
Nonstop2h 37m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 236
Wed 7/109:10 a.m. -
1 stop6h 45m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 11/9C$ 243
Fri 16/109:00 a.m. -
1 stop6h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 14/9C$ 244
Wed 30/96:30 a.m. -
1 stop5h 30m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 245
Tue 20/109:00 a.m. -
1 stop6h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 248
Sat 10/106:30 p.m. -
Nonstop2h 42m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 16/9C$ 250
Sat 3/106:30 a.m. -
1 stop5h 30m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/9C$ 250
Tue 6/106:30 a.m. -
1 stop5h 30m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 11/9C$ 251
Find flight deals from Pierre Elliott Trudeau Intl to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Chicago (CHI). 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 17 September 2026.
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Chicago 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 7,457,451 searches. Data last updated 17 September 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - MDW Chicago Midway
YULMDW
Montreal Pierre Elliott Trudeau Intl
Wed 7/10
6:30 a.m.-11:00 a.m.
1 stop5h 30m
Chicago Midway
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 251
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Fri 12/3
12:45 p.m.-8:37 p.m.
1 stop8h 52m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 257
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - MDW Chicago Midway
YULMDW
Montreal Pierre Elliott Trudeau Intl
Thu 7/1
6:00 a.m.-12:33 p.m.
1 stop7h 33m
Chicago Midway
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 257
Quickest round-trip
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Sat 26/9
9:45 a.m.-11:21 a.m.
Nonstop2h 36m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Tue 13/10
6:00 a.m.-12:59 p.m.
1 stop7h 59m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Wed 14/10
6:00 a.m.-12:59 p.m.
1 stop7h 59m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Wed 28/10
6:00 a.m.-12:59 p.m.
1 stop7h 59m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Tue 6/10
6:00 a.m.-12:59 p.m.
1 stop7h 59m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Wed 7/10
9:30 a.m.-6:20 p.m.
1 stop9h 50m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
MontrealChicago
YUL Montreal Pierre Elliott Trudeau Intl - ORD Chicago O'Hare Intl
YULORD
Montreal Pierre Elliott Trudeau Intl
Mon 12/10
6:00 a.m.-12:59 p.m.
1 stop7h 59m
Chicago O'Hare Intl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
C$ 258
Flights are sorted by cheapest round-trip flights first.
Deals found on 11/9
Showing 1-10 of 42 resultsSorted by cheapest first
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5
Best time to book a flight from Pierre Elliott Trudeau Intl to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Pierre Elliott Trudeau Intl with our price prediction graph.
YUL-CHI
YUL-ORD
YUL-MDW
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 Montreal Pierre Elliott Trudeau Intl Airport to Chicago
YUL-CHI
YUL-ORD
YUL-MDW
What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago (average of C$ 384). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago in September is currently the most expensive (average of C$ 561). 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 YUL to CHI?
Find hourly flight availability from Pierre Elliott Trudeau Intl to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2026.
When flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 62% versus a flight at noon.
Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Chicago
Explore weekly flight availability from Pierre Elliott Trudeau Intl to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 September 2026.
The most flights from YUL to CHI are scheduled on a Wednesday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Airfare is below average for this route at the moment.
Montreal Pierre Elliott Trudeau Intl Airport to Chicago flights typically cost between C$ 466 and C$ 701 in October.The cheapest round-trip price found within the last 5 days was C$ 392 on Air Canada (1 Oct-5 Oct).
What’s the top layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Share of one-stop round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago chosen by Cheapflights users in the past 12 months, using the same layover each way.
Toronto (YTZ) – chosen by Cheapflights users on 90% of one-stop itineraries from Montreal Pierre Elliott Trudeau Intl Airport to Chicago on Cheapflights.
What’s the cheapest layover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Average round-trip fare for 1-stop flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Toronto (YTZ) is the most affordable 1-stop option, with an average round-trip price of C$ 310.
What’s the fastest layover option from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Shortest average travel time for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Toronto (YTZ) have the shortest average one-way travel time for 1-stop routes: 4h 26m.
Which airport typically offers the quickest layover for flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Average layover duration for 1-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Toronto (YTZ) offer the fastest connection on this route, with an average layover time of 1h 18m.
How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated 17 September 2026.
See what other customers who have flown with Porter Airlines,United Airlines, andAmerican Airlines from Montreal Pierre Elliott Trudeau Intl Airport to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Related info for your journey
Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Chicago in 4h 42m. Fly via Delta to get the fastest option. The distance between Montreal Pierre Elliott Trudeau Intl Airport and Chicago is about 1199 km.
What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago round-trip?
Currently priced at C$ 244, Porter Airlines will fly you from Montreal Pierre Elliott Trudeau Intl Airport to Chicago and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from C$ 260 and C$ 267, respectively. These flights start at 45% lower than the current average price 3 months from now.
What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
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 Montreal Pierre Elliott Trudeau Intl Airport to Chicago on time: ANA (85%), Avianca (85%), Emirates (77%).
What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Looking at all options, your cheapest flight can be booked for C$ 286. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Chicago O'Hare Intl) can be booked for C$ 388 on average, our data indicates C$ 2,333 when flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Chicago that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Chicago?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Chicago.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Chicago?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Chicago 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 Montreal Pierre Elliott Trudeau Intl Airport to Chicago?
Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago (average of C$ 384). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago in September is currently the most expensive (average of C$ 561). 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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Fly from Pierre Elliott Trudeau Intl to Chicago on these airlines
Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Chicago. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2026.
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2026.
Search flights from Pierre Elliott Trudeau Intl to Chicago by cabin class
Find flights from Pierre Elliott Trudeau Intl to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Browse through other flights departing from Pierre Elliott Trudeau Intl. Flights are based on user searches made on Cheapflights and were last updated on 17 September 2026.
Top 4 airlines flying from Pierre Elliott Trudeau Intl to Chicago
Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 17 September 2026.
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 Pierre Elliott Trudeau Intl to Chicago?
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 Chicago from Pierre Elliott Trudeau Intl today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Chicago?
Millions of users choose and trust Cheapflights to book the best flight deals from Pierre Elliott Trudeau Intl to Chicago for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Chicago with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Pierre Elliott Trudeau Intl to Chicago flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Chicago become cheaper?
Not ready to book yet? You can track prices for flights from Pierre Elliott Trudeau Intl to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.
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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.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
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