Title: CA $171 Cheap Flights from Montreal (YUL) to Chicago (ORD) - Expedia.ca ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $171 Cheap Flights from Montreal (YUL) to Chicago (ORD) [View CA $171 flight on Wed, May 20, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YUL,to:ORD,departure:20/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:170.77&airProductToken=AQozCjEIwYIBEgQzNTI4GJhdIK4cKJ7AjQMwucGNAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Trudeau International Airport (YUL) to Chicago O'Hare International Airport (ORD) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ord,departure:28/10/2025TANYT&leg2=from:ord,to:yul,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Montreal (YUL) to Chicago (ORD) Prices were available within the past 7 days and start at CA $171 for one-way flights and CA $253 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Apr 1 - Mon, Apr 20 YUL Montreal ORD Chicago CA $253 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:01/04/2026TANYT&leg2=from:ORD,to:YUL,departure:20/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:253.00&airProductToken=AQpsCjQI1YIBEgQzNDE0GJhdIIgYKOyZiQMw5JqJAzhOQABYAWoIRUNPQkFTSUNyCEdBQTJBRkJTCjQI1YIBEgQxNzM4GIgYIK4cKL-diQMwvJ6JAzhOQAFYAWoIRUNPQkFTSUNyCEdBQTJBRkJTCjIKMAjBhgESAzUyMhiuHCCYXSiu74oDMLXwigM4R0AAWAFqBUJBU0lDcghHTkEyQTdCQRIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, Feb 1 - Wed, Feb 11 YUL Montreal ORD Chicago CA $259 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:01/02/2026TANYT&leg2=from:ORD,to:YUL,departure:11/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:258.08&airProductToken=AQpGCiEI1YIBEgQzNDg2GJhdIMSNASiQ_4MDMIeAhAM4TkAAWAEKIQjVggESBDE1MjUYxI0BIK4cKNOAhAMw_YGEAzhOQAFYAQoiCiAI1YIBEgQzNDE4GK4cIJhdKOPxhAMw9PKEAzhOQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Mar 29 - Thu, Apr 2 YUL Montreal ORD Chicago CA $260 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:29/03/2026TANYT&leg2=from:ORD,to:YUL,departure:02/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:259.09&airProductToken=AQoyCjAIwYYBEgM1MjEYmF0grhwo5fWIAzD99ogDOEdAAFgBagVCQVNJQ3IIR05BMkE3QkESCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAN) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Apr 22 - Wed, Apr 29 YUL Montreal ORD Chicago CA $261 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:22/04/2026TANYT&leg2=from:ORD,to:YUL,departure:29/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:260.96&airProductToken=AQozCjEIwYYBEgQ4OTYxGJhdIK4cKNCFiwMw6IaLAzhHQABYAWoFQkFTSUNyCEdOQTJBN0JBCjIKMAjBhgESAzUyMhiuHCCYXSjO1IsDMNXViwM4R0AAWAFqBUJBU0lDcghHTkEyQTdCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Jan 31 - Sat, Feb 7 YUL Montreal ORD Chicago CA $268 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:31/01/2026TANYT&leg2=from:ORD,to:YUL,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:267.26&airProductToken=AQozCjEIwYIBEgQzODMzGJhdIK4cKIT4gwMwuPmDAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JYCmYKMQjBggESBDQ0MTMYrhwg71ko9sKEAzD0w4QDOEJAAFgBagVCQVNJQ3IIT1ZBQ1pTQlgKMQjBggESBDYwMTEY71kgmF0op8SEAzCUxYQDOEJAAVgBagVCQVNJQ3IIT1ZBQ1pTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Jan 27 - Wed, Feb 11 YUL Montreal ORD Chicago CA $276 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:27/01/2026TANYT&leg2=from:ORD,to:YUL,departure:11/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:275.05&airProductToken=AQpmCjEIwYIBEgQ2MDI5GJhdIO9ZKI7HgwMwjciDAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JYCjEIwYIBEgQxNDUyGO9ZIK4cKLPJgwMwz8qDAzhCQAFYAWoFQkFTSUNyCE9WQUNaU0JYCmgKMgjBggESBDE3ODQYrhwg4poBKNbvhAMw0_CEAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JYCjIIwYIBEgQ1MzUwGOKaASCYXSjV8YQDMOXyhAM4QkABWAFqBUJBU0lDcghPVkFDWlNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Jan 22 - Sun, Jan 25 YUL Montreal ORD Chicago CA $281 Roundtrip found 16 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:22/01/2026TANYT&leg2=from:ORD,to:YUL,departure:25/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:280.98&airProductToken=AQozCjEIwYIBEgQzODMzGJhdIK4cKOSSgwMwmJSDAzhCQABYAWoFQkFTSUNyCE9WQUNaU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Jan 22 - Sun, Jan 25 YUL Montreal ORD Chicago CA $282 Roundtrip found 16 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:22/01/2026TANYT&leg2=from:ORD,to:YUL,departure:25/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:281.81&airProductToken=AQozCjEIwYYBEgQ4OTYxGJhdIK4cKMKRgwMw55KDAzhHQABYAWoFQkFTSUNyCEdOQTJBN0JBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, Feb 21 - Fri, Feb 27 YUL Montreal ORD Chicago CA $299 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:21/02/2026TANYT&leg2=from:ORD,to:YUL,departure:27/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:298.05&airProductToken=AQpGCiEIxJgBEgQ1MDU2GJhdIOO0ASjU34UDMOHghQM4RUAAWAEKIQjEmAESBDE2NTQY47QBIK4cKIjhhQMw5-GFAzhFQAFYAQpECiAIxJgBEgQxMjY0GK4cIOBcKMajhgMwyqSGAzhFQABYAQogCMSYARIEMjY2NRjgXCCYXSiNp4YDMKyohgM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Wed, May 6 - Mon, May 11 YUL Montreal ORD Chicago CA $450 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:06/05/2026TANYT&leg2=from:ORD,to:YUL,departure:11/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:449.96&airProductToken=AQo2CjQI0IgBEgQ2MDk5GJhdIK4cKN6ijAMw-aOMAzhMQABYAWoIU1RBTkRBUkRyCEw2TjFaT1pTCjYKNAjQiAESBDYwOTcYrhwgmF0orNmMAzCz2owDOExAAFgBaghTVEFOREFSRHIITDZOMVpPWlMSCggBEAEYASoCUEQYASIECAEQASgCKAMoBDAB) ## Find the cheapest month to fly from Montreal (YUL) to Chicago (ORD) ### September is typically the cheapest month to fly From CA $228 - CA $419 per traveller. ## Alternative airports near Chicago Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:MDW,departure:28/10/2025TANYT&leg2=from:MDW,to:YUL,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) MDW Midway Intl. CheapestClosest 16 min [Flights from CA $459](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:MDW,departure:28/10/2025TANYT&leg2=from:MDW,to:YUL,departure:04/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)? > Pack your bags, because round-trip journeys from Montreal Airport to O'Hare Intl. Airport (ORD) start from CA $253. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from YUL to O'Hare Intl. Airport (ORD)? > Every airline has its own set of terms and conditions. If you decide to cancel your getaway, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Montreal Airport to O'Hare Airport that have flexible change policies? > Many airlines offer the option to move your flight without charging a fee. All you pay is the fare difference. When looking for Pierre Elliott Trudeau Intl. Airport (YUL) to ORD flights, you'll find a "No change fees" box for you to tick. ### How many hours is the flight from Montréal–Trudeau to O'Hare Intl. Airport (ORD)? > With the average flight time between Montréal–Trudeau and O'Hare Airport just 2 hours and 45 minutes, you'll be wandering around Chicago before you know it. ### How far is the flight from YUL to ORD? > The distance from Montreal Airport (YUL) to O'Hare Intl. Airport (ORD) (ORD) is just 1,200 kilometres. You'll be walking down the air bridge and grabbing your bags from the carousel in next to no time. ### Which airlines fly direct from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)? > There are several airlines that fly straight from Montréal–Trudeau to O'Hare Airport. Air Canada (AC) is an excellent choice, offering 91 flights on this route each month. You could also check out the airfares with United Airlines (UA). This airline operates 60 flights every month between Dorval and Chicago. ### Are Pierre Elliott Trudeau Intl. Airport (YUL) to ORD flight tickets cheaper when they're purchased at the last minute? > Flight prices go up and down like a yo-yo, so not always. While last-minute deals between Montréal–Trudeau and O'Hare Intl. Airport (ORD) are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers announce their prices up to a year prior to the departure date. Expedia is constantly updating the best bargains around, so check back often and be ready to secure your seat when the price is low. ## Travel information | Origin airport | Pierre Elliott Trudeau Intl. | | --- | --- | | Destination airport | O'Hare Intl. | | Airlines serving | Air Canada, American Airlines, Delta, Porter Airlines, United, WestJet | | Roundtrip price | CA $245 | | Distance | 1192 km | | Average flight time | 1 hour 36 mins | ## Book with confidence ### Montreal to Chicago Flights **The easy way to book your flights from Montreal to Chicago**  With Expedia, it’s simple to find and book flights to Chicago from Montreal whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are American Airlines, Qatar Airways, JAL, Air Canada, Emirates, Copa Airlines, Air New Zealand, United Airlines, Alaska Airlines, Avianca, Qantas, Iberia, ANA nonstop flights to O'Hare Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Montreal to Chicago today, tomorrow, or this week.   **Save dollars with cheap flights from Pierre Elliott Trudeau Intl., YUL to O'Hare Intl., ORD**  Sort your search results by price to find great deals on your flight from Montreal to Chicago—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chicago from Montreal currently is just CA $253 rising to CA $450.   Here are more money-saving tips:  - Fly in April when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Chicago   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Chicago from Montreal**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Chicago with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Calgary to Rosemont](https://www.expedia.ca/lp/flights/178245/7581/calgary-to-rosemont) - [Flights from Denver to Northwest Chicago](https://www.expedia.ca/lp/flights/178254/6350697/denver-to-northwest-chicago) - [Flights from Los Angeles to Evanston](https://www.expedia.ca/lp/flights/178280/8049/los-angeles-to-evanston) - [Flights from Mexico City to Northwest Chicago](https://www.expedia.ca/lp/flights/178285/6350697/mexico-city-to-northwest-chicago) - [Flights from New York to Evanston](https://www.expedia.ca/lp/flights/178293/8049/new-york-to-evanston) - [Flights from Ottawa to Evanston](https://www.expedia.ca/lp/flights/178296/8049/ottawa-to-evanston) - [Flights from Philadelphia to Rosemont](https://www.expedia.ca/lp/flights/178297/7581/philadelphia-to-rosemont) - [Flights from Portland to Rosemont](https://www.expedia.ca/lp/flights/178299/7581/portland-to-rosemont) - 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