Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Chicago from C$ 231

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — CHI
23 Dec — 30 Dec1
1 adult

The best prices from Montreal Pierre Elliott Trudeau Intl to Chicago are usually found in March or September, booked 56 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap 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 18 December 2024.

Round-trip from

C$ 407

One-way from

C$ 231

Popular in

February

Cheapest in

March

Average price

C$ 500
Air Canada
  • Air Canada
  • 13/1-20/1
  • 1 total stop
  • 9h 28m total
  • Montreal to Chicago
Search Deals
5/2
  • 5/2
  • 1 total stop
  • 8h 37m total
  • Montreal to Chicago
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Best time to find cheap flights, 1% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Pierre Elliott Trudeau Intl to Chicago

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 18 December 2024.

Tue 31/126:50 a.m.YUL - MDW
1 stop4h 30mPorter Airlines
Wed 8/11:05 p.m.MDW - YUL
1 stop3h 55mPorter Airlines
Deal found 16/12C$ 466
Tue 31/127:00 a.m.YUL - ORD
1 stop7h 11mAir Canada
Wed 8/12:05 p.m.ORD - YUL
1 stop8h 43mAir Canada
Deal found 16/12C$ 561
Mon 30/126:00 a.m.YUL - ORD
Nonstop3h 05mMultiple Airlines
Mon 13/12:05 p.m.ORD - YUL
1 stop5h 48mMultiple Airlines
Deal found 17/12C$ 708
Sun 29/124:00 p.m.YUL - ORD
1 stop7h 58mAmerican Airlines
Mon 13/17:00 a.m.ORD - YUL
1 stop14h 45mAmerican Airlines
Deal found 17/12C$ 728
Mon 23/126:00 a.m.YUL - ORD
Nonstop3h 05mUnited Airlines
Mon 23/126:30 p.m.ORD - YUL
1 stop21h 42mUnited Airlines
Deal found 17/12C$ 843
Fri 27/121:00 p.m.YUL - ORD
1 stop4h 40mWestJet
Tue 14/110:30 a.m.ORD - YUL
1 stop4h 30mWestJet
Deal found 17/12C$ 881
Tue 31/126:00 a.m.YUL - ORD
1 stop9h 38mDelta
Tue 14/16:45 a.m.ORD - YUL
1 stop4h 13mDelta
Deal found 17/12C$ 904
Wed 25/126:15 a.m.YUL - MDW
2 stops15h 25mMultiple Airlines
Sun 29/125:35 p.m.MDW - YUL
1 stop3h 55mMultiple Airlines
Deal found 17/12C$ 916
Thu 19/127:00 a.m.YUL - MDW
1 stop10h 17mDelta
Tue 7/19:34 a.m.MDW - YUL
1 stop5h 26mDelta
Deal found 17/12C$ 993
Sun 22/126:45 a.m.YUL - MDW
2 stops27h 38mWestJet
Thu 26/125:04 p.m.MDW - YUL
1 stop5h 39mWestJet
Deal found 17/12C$ 1,124

Find flights from Pierre Elliott Trudeau Intl to Chicago within your budget

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 629,999 searches. Data last updated 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 13/1

6:20 p.m.-7:55 p.m.

Nonstop2h 35m

Chicago O'Hare Intl

Mon 20/1

1:55 p.m.-9:48 p.m.

1 stop6h 53m

C$ 407

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Fri 10/1

6:55 a.m.-12:10 p.m.

1 stop6h 15m

Chicago Midway

Thu 23/1

1:05 p.m.-6:00 p.m.

1 stop3h 55m

C$ 407

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Fri 10/1

7:05 a.m.-1:08 p.m.

1 stop7h 03m

Chicago Midway

Mon 13/1

2:08 p.m.-11:25 p.m.

1 stop8h 17m

C$ 414

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 16/1

6:00 a.m.-10:43 a.m.

1 stop5h 43m

Chicago O'Hare Intl

Wed 22/1

6:45 a.m.-11:58 a.m.

1 stop4h 13m

C$ 416

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 27/1

6:45 a.m.-8:13 p.m.

2 stops14h 28m

Chicago O'Hare Intl

Thu 30/1

6:55 a.m.-5:35 p.m.

1 stop9h 40m

C$ 436

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sat 22/2

7:14 a.m.-12:12 p.m.

1 stop5h 58m

Chicago O'Hare Intl

Tue 25/2

6:30 a.m.-12:20 p.m.

1 stop4h 50m

C$ 443

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 21/2

7:05 a.m.-8:53 p.m.

1 stop14h 48m

Chicago O'Hare Intl

Tue 4/3

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

1 stop12h 30m

C$ 468

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Fri 10/1

6:45 a.m.-10:12 a.m.

2 stops28h 27m

Chicago Midway

Mon 13/1

6:59 p.m.-11:36 p.m.

1 stop27h 37m

C$ 541

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 27/1

5:15 p.m.-12:37 p.m.

2 stops20h 22m

Chicago O'Hare Intl

Thu 30/1

6:36 p.m.-2:16 p.m.

2 stops18h 40m

C$ 568

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Thu 16/1

6:50 a.m.-12:10 p.m.

1 stop6h 20m

Chicago Midway

Tue 28/1

10:19 a.m.-11:36 p.m.

1 stop12h 17m

C$ 598

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Showing 1-10 of 21 results
1
2
3

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.
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.

Travel insights for flights from Pierre Elliott Trudeau Intl to Chicago

Get recent, data-driven insights about flights from Pierre Elliott Trudeau Intl to Chicago including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Chicago. Price data was last updated on 13 December 2024.

Booking 56 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.

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

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago (average of C$ 261). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago in May is currently the most expensive (average of C$ 342). 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 18 December 2024.

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 afternoon, which can drop the price by up to 28% versus a flight at noon.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Chicago. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Chicago flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 18 December 2024.

The most flights from YUL to CHI are scheduled on a Monday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 18 December 2024.
Peruse reviews from past customers who have flown with United Airlines, Air Canada and Delta from Montreal to Chicago to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.9
Good
283 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,059 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.3
Good
2,818 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago round-trip?

    Currently priced at C$ 407, Air Canada will fly you from Montreal Pierre Elliott Trudeau Intl Airport to Chicago and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and Delta - these airlines can fly you to your destination from C$ 407 and C$ 414, respectively. These flights start at 13% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as C$ 233. However, be on the lookout for offers from Porter Airlines and American Airlines, as they are both options that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Chicago for a low price.

  • 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: SkyWest Airlines (100%), ANA (98%), Qatar Airways (95%).

  • 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$ 230. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Chicago O'Hare Intl) can be booked for C$ 324 on average our data indicates C$ 1,535 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, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Chicago (average of C$ 261). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Chicago in May is currently the most expensive (average of C$ 342). 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

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.

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 18 December 2024.
Air Canada flights from Montreal Pierre Elliott Trudeau Intl to Chicago
Porter Airlines flights from Montreal Pierre Elliott Trudeau Intl to Chicago
United Airlines flights from Montreal Pierre Elliott Trudeau Intl to Chicago

Top 6 airlines flying from Pierre Elliott Trudeau Intl to Chicago

Discover the top 6 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 629,999 searches. Data last updated 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 326AverageC$ 457FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 368AverageC$ 594FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 368AverageC$ 416FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 370AverageC$ 516FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 392AverageC$ 518FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 456AverageC$ 616FlexibilityNo cancel feeOn-time60%
Search WestJet 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 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.

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.