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Pierre Elliott Trudeau Intl

$105+ Cheap flights from Chicago (CHI) to Pierre Elliott Trudeau Intl (YUL)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YUL
1月 26 — 2月 21
週日 1/26
週日 2/2
1 adult, Economy
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The best prices from Chicago to Montreal Pierre Elliott Trudeau Intl are usually found in January or September, booked 89 days in advance, depart on a Sunday or Tuesday and return on a Saturday

Cheap flight deals from Chicago to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 1月 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(Trip.com)

One-way from

$105
(Kiwi.com)

Popular in

February

Cheapest in

January

Average price

$306

Good round-trip deal

$592 or less

Good one-way deal

$384 or less
Provider with most accurate pricing for Chicago (CHI)-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Montreal Pierre Elliott Trudeau Intl flights.
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From Chicago (CHI) to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Chicago (CHI) to Montreal Pierre Elliott Trudeau Intl
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Chicago (CHI) to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from Chicago to Pierre Elliott Trudeau Intl

Cheapest flights from Chicago to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Chicago to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1月 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週五 2/281:05 pmMDW - YUL
1 stop5h 20mPorter Airlines
週日 3/26:50 amYUL - MDW
1 stop4h 30mPorter Airlines
Deal found 1/20$247
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週二 2/257:10 amORD - YUL
1 stop9h 25mMultiple Airlines
週二 3/116:35 pmYUL - ORD
1 stop15h 54mMultiple Airlines
Deal found 1/20$258
This Mytrip deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週四 2/271:05 pmMDW - YUL
1 stop10h 34mMultiple Airlines
週日 3/26:50 amYUL - MDW
1 stop4h 30mMultiple Airlines
Deal found 1/21$320
This Gotogate deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週四 2/207:20 amORD - YUL
Nonstop2h 12mAir Canada
週日 2/233:15 pmYUL - ORD
1 stop5h 22mAir Canada
Deal found 1/20$333
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週三 4/237:11 amORD - YUL
1 stop8h 33mAmerican Airlines
週六 4/2612:30 pmYUL - ORD
Nonstop2h 35mAmerican Airlines
Deal found 1/21$363
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週四 2/278:35 amORD - YUL
1 stop6h 44mDelta
週日 3/97:05 amYUL - ORD
1 stop6h 36mDelta
Deal found 1/21$378
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週二 2/119:33 amMDW - YUL
1 stop5h 24mDelta
週二 2/186:00 amYUL - MDW
1 stop7h 42mDelta
Deal found 1/20$398
This Justfly.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週五 9/52:00 pmMDW - YUL
1 stop8h 18mWestJet
週二 9/912:45 pmYUL - MDW
1 stop6h 18mWestJet
Deal found 1/21$405
This Justfly.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週三 8/271:35 pmORD - YUL
1 stop8h 34mWestJet
週六 8/303:00 pmYUL - ORD
1 stop7h 54mWestJet
Deal found 1/20$407

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

Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated 1月 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

週五 2/28

1:05 pm-7:25 pm

1 stop5h 20m

Montreal Pierre Elliott Trudeau Intl

週日 3/2

6:50 am-10:20 am

1 stop4h 30m

$247

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週二 2/25

7:10 am-5:35 pm

1 stop9h 25m

Montreal Pierre Elliott Trudeau Intl

週二 3/11

6:35 pm-9:29 am

1 stop15h 54m

$258

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

週四 2/27

1:05 pm-12:39 am

1 stop10h 34m

Montreal Pierre Elliott Trudeau Intl

週日 3/2

6:50 am-10:20 am

1 stop4h 30m

$320

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週二 3/11

2:05 pm-9:18 pm

1 stop6h 13m

Montreal Pierre Elliott Trudeau Intl

週五 3/28

6:00 am-7:57 am

Nonstop2h 57m

$330

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週三 4/23

6:30 pm-9:50 am

1 stop14h 20m

Montreal Pierre Elliott Trudeau Intl

週六 4/26

12:30 pm-2:05 pm

Nonstop2h 35m

$363

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週四 2/27

6:45 am-3:57 pm

1 stop8h 12m

Montreal Pierre Elliott Trudeau Intl

週六 3/8

7:05 am-1:18 pm

1 stop7h 13m

$378

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

週二 2/11

6:28 pm-11:22 pm

1 stop3h 54m

Montreal Pierre Elliott Trudeau Intl

週三 2/19

7:05 am-1:05 pm

1 stop7h 00m

$398

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週三 2/26

2:35 pm-12:39 am

2 stops9h 04m

Montreal Pierre Elliott Trudeau Intl

週三 3/12

7:05 am-4:15 pm

1 stop10h 10m

$465

ChicagoMontreal

MDW - YUL

MDWYUL

Chicago Midway

週二 3/11

12:51 pm-3:36 pm

2 stops25h 45m

Montreal Pierre Elliott Trudeau Intl

週四 3/13

6:05 am-6:18 pm

1 stop13h 13m

$470

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

週二 2/4

8:00 am-2:55 pm

2 stops29h 55m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 19 results
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Compare providers for flights from Chicago to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Pierre Elliott Trudeau Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Chicago 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 Chicago to Pierre Elliott Trudeau Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Pierre Elliott Trudeau Intl. Price data was last updated on January 17, 2025.

The price you pay for your flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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 CHI to YUL?

Find hourly flight availability from Chicago 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 1月 21, 2025.

When flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport, 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 39% versus a flight at noon.

Weekly flight availability from Chicago to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Chicago to Pierre Elliott Trudeau Intl. 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 1月 21, 2025.

The most flights from CHI to YUL are scheduled on a Monday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 2.5 in.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 1月 21, 2025.
Peruse reviews from past customers who have flown with WestJet, United Airlines and Delta from Chicago to Montreal 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
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
277 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.2
Good
2,829 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 are the cheapest airlines flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Cheapflights users have booked flights from Chicago to Montreal Pierre Elliott Trudeau Intl Airport round-trip from $247. Other airlines that can offer you cheap pricing are Air Canada, from $330, and American Airlines, from $363. These flights start at 35% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as $111. However, be on the lookout for offers from Air Canada and Delta, as they are both options that can get you from Chicago to Montreal Pierre Elliott Trudeau Intl Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport consider choosing Alaska Airlines (85%), Jazz (74%) or American Airlines (72%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $209. While the most popular route (Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for $267 on average our data indicates $1,027 when flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport.

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

    Yes. In addition to deals on Chicago to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Chicago to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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 4 airlines flying from Chicago to Pierre Elliott Trudeau Intl

Discover the top 4 airlines that operate flights from Chicago to Pierre Elliott Trudeau Intl. 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 2,558,603 searches. Data last updated 1月 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$160Average$433FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$186Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$192Average$374FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$247Average$349FlexibilityNo cancel feeOn-time52%
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