$107 Cheap United flights Montreal (YUL) to Chicago (ORD)

View $107 flight on Tue, Nov 18, 2025Opens in a new window

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$107 Cheap United flights Montreal (YUL) to Chicago (ORD)

Prices were available within the past 7 days and start at $107 for one-way flights and $167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 15 - Sat, Nov 1
YUL
Montreal
ORD
Chicago
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 15 from Montreal to Chicago, returning Sat, Nov 1, priced at $167 found 1 day ago
United
Sat, Nov 22 - Mon, Nov 24
YUL
Montreal
ORD
Chicago
$175 Roundtrip, found 19 hours ago
$175
Roundtrip
found 19 hours ago
Select United flight, departing Sat, Nov 22 from Montreal to Chicago, returning Mon, Nov 24, priced at $175 found 19 hours ago
United
Thu, Sep 18 - Sun, Sep 21
YUL
Montreal
ORD
Chicago
$175 Roundtrip, found 19 hours ago
$175
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Sep 18 from Montreal to Chicago, returning Sun, Sep 21, priced at $175 found 19 hours ago
United
Sat, Nov 1 - Sun, Nov 2
YUL
Montreal
ORD
Chicago
$186 Roundtrip, found 1 day ago
$186
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 1 from Montreal to Chicago, returning Sun, Nov 2, priced at $186 found 1 day ago
United
Sat, Nov 22 - Mon, Nov 24
YUL
Montreal
ORD
Chicago
$187 Roundtrip, found 19 hours ago
$187
Roundtrip
found 19 hours ago
Select United flight, departing Sat, Nov 22 from Montreal to Chicago, returning Mon, Nov 24, priced at $187 found 19 hours ago
United
Tue, Oct 14 - Sun, Oct 19
YUL
Montreal
ORD
Chicago
$189 Roundtrip, found 2 days ago
$189
Roundtrip
found 2 days ago
Select United flight, departing Tue, Oct 14 from Montreal to Chicago, returning Sun, Oct 19, priced at $189 found 2 days ago
Flights from Montreal (YUL) to Chicago (ORD)
Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Popular airline
WestJet
Distance
745 mi
Average flight time
1 hour 38 mins

Frequently asked questions

How much is a United Airlines flight from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)?
Finding cheap one-way United Airlines flights from YUL to ORD from $107 on Expedia couldn't be simpler --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from $167 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from YUL to ORD with United Airlines?
United Airlines flights to Chicago are often cheaper in the quieter months of January and February. Whether you're in search of a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD) with United Airlines?
Search for United Airlines flights from YUL to ORD about one month before you want to leave. The most affordable time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of fare class and itinerary, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)?
Skip the layovers and fly from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD) on any of United Airlines's 14 weekly direct flights. Use our "Nonstop" and "Airline" filters to find the United Airlines flight that'll arrive at ORD at your preferred time.
How long does it take to fly from YUL to ORD with United Airlines?
Take off from Pierre Elliott Trudeau Intl. Airport (YUL) for O'Hare Intl. Airport (ORD) on a direct United Airlines flight, and you'll be in the sky for approximately 3h 5m.
Which day of the week has the most United Airlines flights from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)?
Sunday has the most United Airlines flights from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD). With 2 daily departures, this is the best day to find something that will suit your plans.
What is the earliest United Airlines flight from YUL to ORD?
The first United Airlines flight from YUL to ORD takes off at 6:00AM UTC-5, touching down at 8:05AM UTC-6. If you'd like to set off later in the day, the last United Airlines flight leaves YUL at 4:45PM UTC-5 and touches down at ORD at 6:50PM UTC-6. Flying early is generally a wise choice as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Chicago?
O'Hare Intl. Airport (ORD) is the main Chicago gateway for United Airlines flights from Pierre Elliott Trudeau Intl. Airport (YUL).
Why fly with United Airlines from YUL to ORD?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to leave from YUL to ORD with United Airlines. Plus, when you join Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)?
United Airlines generally uses Embraer 175 planes for journeys from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD). Remember that aircraft type can differ depending on operational demands, so the plane you catch might be different on your travel date.
Can I change or cancel my United Airlines flight from Pierre Elliott Trudeau Intl. Airport (YUL) to O'Hare Intl. Airport (ORD)?
It's usually possible to cancel or modify your flight, although there may be additional charges if your booking was made over 24 hours ago. Need flexible options? Make use of Expedia's "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you need to revise your plans. To update your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more information.

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