Illinois

$140+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Illinois

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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — ORD
Feb 4 — Feb 111
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Cheap flight deals from Pierre Elliott Trudeau Intl to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Illinois (USIL). 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 January 30, 2025.

Round-trip from

$275
(Air Canada)

One-way from

$140
(iWofly)

Popular in

November

Cheapest in

February

Average price

$378

Good round-trip deal

$372 or less

Good one-way deal

$213 or less
From Montreal Pierre Elliott Trudeau Intl to Illinois
One-way flight from Montreal Pierre Elliott Trudeau Intl to Illinois
Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in January 2025
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Illinois.
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Illinois.

Find flight deals from Pierre Elliott Trudeau Intl to Illinois

Cheapest flights from Pierre Elliott Trudeau Intl to Illinois
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This Air Canada deal was found by Cheapflights users on 1/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/288:50 amYUL - ORD
1 stop5h 06mAir Canada
Mon 3/317:00 amORD - YUL
Nonstop2h 28mAir Canada
Deal found 1/30$275
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Sun 3/211:45 amYUL - MDW
1 stop5h 55mPorter Airlines
Thu 3/65:35 pmMDW - YUL
1 stop4h 10mPorter Airlines
Deal found 1/30$278
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:15 amYUL - ORD
Nonstop2h 47mUnited Airlines
Sat 5/104:00 pmORD - YUL
1 stop4h 50mUnited Airlines
Deal found 1/29$284
This United deal was found by Cheapflights users on 1/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/248:35 amYUL - ORD
1 stop5h 32mMultiple Airlines
Fri 2/288:25 pmORD - YUL
1 stop4h 28mMultiple Airlines
Deal found 1/30$287
This Delta deal was found by Cheapflights users on 1/30. 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.
Sun 5/256:00 amYUL - MDW
1 stop7h 30mDelta
Sat 5/315:59 pmMDW - YUL
1 stop4h 09mDelta
Deal found 1/30$289
This Delta deal was found by Cheapflights users on 1/29. 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.
Tue 5/65:00 pmYUL - ORD
1 stop6h 42mDelta
Thu 5/87:00 amORD - YUL
1 stop8h 02mDelta
Deal found 1/29$290
This Mytrip deal was found by Cheapflights users on 1/30. 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.
Tue 3/116:30 amYUL - STL
1 stop11h 12mMultiple Airlines
Tue 3/185:38 pmSTL - YUL
2 stops22h 07mMultiple Airlines
Deal found 1/30$308
This Trip.com deal was found by Cheapflights users on 1/29. 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.
Mon 3/171:30 pmYUL - ORD
2 stops9h 17mWestJet
Wed 4/910:15 amORD - YUL
1 stop5h 15mWestJet
Deal found 1/29$326
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
Mon 3/176:50 amYUL - MDW
1 stop4h 30mMultiple Airlines
Wed 4/98:50 pmMDW - YUL
2 stops16h 50mMultiple Airlines
Deal found 1/29$344
This WestJet deal was found by Cheapflights users on 1/29. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:10 amYUL - MDW
1 stop12h 54mWestJet
Tue 4/291:05 pmMDW - YUL
2 stops10h 32mWestJet
Deal found 1/29$347
This Delta deal was found by Cheapflights users on 1/29. 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.
Tue 3/186:00 amYUL - STL
1 stop9h 49mDelta
Tue 3/256:10 amSTL - YUL
1 stop9h 18mDelta
Deal found 1/29$398
This American Airlines deal was found by Cheapflights users on 1/30. 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.
Sat 3/15:35 pmYUL - ORD
1 stop15h 14mAmerican Airlines
Wed 3/56:30 amORD - YUL
1 stop4h 50mAmerican Airlines
Deal found 1/30$429

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

Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Illinois 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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 3/28

8:50 am-12:56 pm

1 stop5h 06m

Chicago O'Hare Intl

Mon 3/31

7:00 am-10:28 am

Nonstop2h 28m

$275

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 3/2

11:45 am-4:40 pm

1 stop5h 55m

Chicago Midway

Thu 3/6

5:35 pm-10:45 pm

1 stop4h 10m

$278

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Tue 5/6

6:15 am-8:02 am

Nonstop2h 47m

Chicago O'Hare Intl

Sat 5/10

4:00 pm-9:50 pm

1 stop4h 50m

$284

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 2/24

8:35 am-1:07 pm

1 stop5h 32m

Chicago O'Hare Intl

Fri 2/28

8:25 pm-1:53 am

1 stop4h 28m

$287

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sun 5/25

6:00 am-12:30 pm

1 stop7h 30m

Chicago Midway

Sat 5/31

5:59 pm-11:08 pm

1 stop4h 09m

$289

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

6:30 am-4:42 pm

1 stop11h 12m

Lambert-St Louis

Tue 3/18

5:38 pm-4:45 pm

2 stops22h 07m

$308

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

6:10 am-2:57 pm

1 stop9h 47m

Chicago O'Hare Intl

Sat 5/10

5:20 pm-11:24 pm

1 stop5h 04m

$308

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Mon 3/17

1:30 pm-9:47 pm

2 stops9h 17m

Chicago O'Hare Intl

Wed 4/9

10:15 am-4:30 pm

1 stop5h 15m

$326

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Mon 3/17

6:50 am-10:20 am

1 stop4h 30m

Chicago Midway

Wed 4/9

8:50 pm-2:40 pm

2 stops16h 50m

$344

MontrealChicago

YUL - MDW

YULMDW

Montreal Pierre Elliott Trudeau Intl

Sat 4/26

6:10 am-6:04 pm

1 stop12h 54m

Chicago Midway

Tue 4/29

1:05 pm-12:37 am

2 stops10h 32m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 31 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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 Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Illinois (average of $245). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Illinois in March is currently the most expensive (average of $325). 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 IL?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Illinois as you normally would.

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

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Illinois. 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 January 30, 2025.

The most flights from YUL to USIL 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 (14 on average).

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 30, 2025.
Get a feel of what it's like to fly with Delta, Porter Airlines and KLM from Montreal to Illinois by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

8.0
Very good
8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

8.0
Very good

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 Illinois. 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 to fly from Montreal Pierre Elliott Trudeau Intl Airport to Illinois one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as $140. Users have also found prices from $155 and $156 on Air Canada and United Airlines, respectively.

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

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

    Before booking your flight to Illinois from Montreal Pierre Elliott Trudeau Intl Airport, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (91%), Avianca (87%), ANA( 87%).

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

    Looking for the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Illinois? While on average our users pay $648, our data indicates the cheapest price to be $170. The most popular route (Montreal Pierre Elliott Trudeau Intl - Chicago O'Hare Intl), is priced around $258.

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

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

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

    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 Illinois.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Illinois 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 Illinois?

    Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Illinois (average of $245). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Illinois in March is currently the most expensive (average of $325). 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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Alternative routes for Pierre Elliott Trudeau Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Pierre Elliott Trudeau Intl to Illinois

Discover the top 5 airlines that operate flights from Pierre Elliott Trudeau Intl to Illinois. 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$112Average$411FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$252Average$422FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$267Average$325FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$282Average$386FlexibilityNo cancel feeOn-time71%
WestJetCheapest$334Average$386FlexibilityNo cancel feeOn-time60%
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