£115 Cheap Flights from Chicago (ORD) to Montreal (YUL)

View £115 flight on Mon, 15 Jun 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Trudeau International Airport (YUL)

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Cheap Flights from Chicago (ORD) to Montreal (YUL)

Prices were available within the past 7 days and start at £115 for one-way flights and £273 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 6 Jun - Wed, 10 Jun
ORD
Chicago
YUL
Montreal
£273 Return, found 5 days ago
£273
Return
found 5 days ago
Select Air Canada flight, departing Sat, 6 Jun from Chicago to Montreal, returning Wed, 10 Jun, priced at £273 found 5 days ago
Air Canada
Sun, 7 Jun - Thu, 11 Jun
ORD
Chicago
YUL
Montreal
£280 Return, found 5 days ago
£280
Return
found 5 days ago
Select Air Canada flight, departing Sun, 7 Jun from Chicago to Montreal, returning Thu, 11 Jun, priced at £280 found 5 days ago
Air Canada
Sat, 13 Jun - Sun, 14 Jun
ORD
Chicago
YUL
Montreal
£282 Return, found 2 days ago
£282
Return
found 2 days ago
Select Air Canada flight, departing Sat, 13 Jun from Chicago to Montreal, returning Sun, 14 Jun, priced at £282 found 2 days ago
Air Canada
Sat, 13 Jun - Sun, 14 Jun
ORD
Chicago
YUL
Montreal
£288 Return, found 2 days ago
£288
Return
found 2 days ago
Select Air Canada flight, departing Sat, 13 Jun from Chicago to Montreal, returning Sun, 14 Jun, priced at £288 found 2 days ago
Air Canada
Fri, 10 Jul - Mon, 13 Jul
ORD
Chicago
YUL
Montreal
£290 Return, found 8 hours ago
£290
Return
found 8 hours ago
Select Air Canada flight, departing Fri, 10 Jul from Chicago to Montreal, returning Mon, 13 Jul, priced at £290 found 8 hours ago
Air Canada
Wed, 10 Jun - Sun, 14 Jun
ORD
Chicago
YUL
Montreal
£290 Return, found 2 days ago
£290
Return
found 2 days ago
Select Air Canada flight, departing Wed, 10 Jun from Chicago to Montreal, returning Sun, 14 Jun, priced at £290 found 2 days ago
United
Fri, 10 Jul - Mon, 13 Jul
ORD
Chicago
YUL
Montreal
£292 Return, found 8 hours ago
£292
Return
found 8 hours ago
Select United flight, departing Fri, 10 Jul from Chicago to Montreal, returning Mon, 13 Jul, priced at £292 found 8 hours ago
American Airlines
Sun, 6 Sept - Sat, 12 Sept
ORD
Chicago
YUL
Montreal
£296 Return, found 3 days ago
£296
Return
found 3 days ago
Select American Airlines flight, departing Sun, 6 Sept from Chicago to Montreal, returning Sat, 12 Sept, priced at £296 found 3 days ago
Porter Airlines
Sun, 6 Sept - Sat, 12 Sept
ORD
Chicago
YUL
Montreal
£297 Return, found 3 days ago
£297
Return
found 3 days ago
Select Porter Airlines flight, departing Sun, 6 Sept from Chicago to Montreal, returning Sat, 12 Sept, priced at £297 found 3 days ago
Delta
Sun, 6 Sept - Sat, 12 Sept
ORD
Chicago
YUL
Montreal
£323 Return, found 3 days ago
£323
Return
found 3 days ago
Select Delta flight, departing Sun, 6 Sept from Chicago to Montreal, returning Sat, 12 Sept, priced at £323 found 3 days ago

Alternative airports near Montreal

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pierre Elliott Trudeau Intl. YUL. Cheapest and Closest option available. Average driving time to city centre is 17 minutes. Flights from £315
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city centre17 min
Flights from £315

Find the cheapest month to fly from Chicago (ORD) to Montreal (YUL)

June is typically the cheapest month to fly

From £233 - £402 per traveller.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) cost?
One-way flights typically cost between $520 and $1,984 and return flights often range between $995 and $3,717. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
September is typically the cheapest month to fly from Chicago O'Hare International Airport (ORD) to Montreal Pierre Elliott Trudeau International Airport (YUL), with average round-trip fares of approximately 858 CAD. This is about 10% lower than the average price throughout the year. September often sees lower prices as the peak summer travel season ends and demand begins to decrease. Other cheap months to fly from Chicago O'Hare International Airport (ORD) to Montreal Pierre Elliott Trudeau International Airport (YUL) include April and May.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
Enter ORD to YUL and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) (YUL) will differ from traveler to traveler. If you like to fly early, UA offers early morning flights. If price is the most important factor, AA typically offers the lowest fares. UA offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) (YUL), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
When looking for the best time to fly from Chicago O'Hare International Airport (ORD) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) (YUL), it's a balance between price and popularity. Based on booking data from the past year, September and May are typically the cheapest months, with average round-trip flights around 858 CAD. However, the most popular months for this route are December and July, which means you'll find plenty of flight options during those times. If you prioritize savings, aim for September or May, but be aware that flight availability might be slightly less compared to peak travel times.*Prices based on flights available on Expedia in the last year.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
There are approximately 10 nonstop flights per day from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.). For even more choice, look at flights that include layovers, as there are around 129 connecting flights per day. Some common connection points include LaGuardia (LGA), Pearson Intl. (YYZ), and Liberty Intl. (EWR).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
The earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) typically departs at approximately 12:10 AM local time, operated by American Airlines. This is a seasonal service active in January. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) on a Friday, with around 78 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and American Airlines. Friday sees notably more flight options compared to other days of the week, offering about 15% more flights than the average weekday.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time. Many major carriers, including Air Canada, Delta Air Lines and United Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day, arriving in Montreal with plenty of time for business or leisure activities.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
A nonstop flight from ORD to YUL typically takes around 2 hours 30 minutes, covering approximately 746 miles. Connecting flights on this route usually add 2 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
Select the "Business class" and "First class" filters when looking for ORD to YUL flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
A non-stop, one-way business class flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) is usually around 1,241 CAD - 1,790 CAD. You may also be able to find a cheaper business class journey between Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Montreal from O'Hare Intl. (ORD)?
If you're planning to travel to Montreal from O'Hare Intl. (ORD), you can fly into Pierre Elliott Trudeau Intl. (YUL) Some flights may connect through major hubs like Detroit Metropolitan Wayne County (DTW), Pearson Intl. (YYZ), Nashville Intl. (BNA) before reaching Montreal. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Return price
£272
Distance
1192 km
Average flight time
3 hours 22 mins

Book with confidence

Compare flights from Chicago to Montreal easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Montreal. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Pierre Elliott Trudeau Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Pierre Elliott Trudeau Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from O'Hare Intl. (ORD) to Pierre Elliott Trudeau Intl. (YUL)

The easiest way to view the best deals on flights from Chicago to Montreal today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Pierre Elliott Trudeau Intl. start at just £273 and range up to £323.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Montreal
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Montreal flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Pierre Elliott Trudeau Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Chicago to Montreal easily and book with confidence

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