Cheap flights from Chicago O'Hare Intl Airport to Montreal from $91
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Montreal departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Chicago O'Hare Intl Airport to Montreal
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United Airlines flights from Chicago O'Hare Intl Airport to Montreal
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Montreal
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Montreal?
The cheapest month to fly to Montreal from Chicago O'Hare Intl Airport is in May. Flight prices, which tend to average around $371, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of May, then departing from Chicago O'Hare Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around $374.
What is the cheapest day to depart on your flight to Montreal?
The cheapest day to depart from Chicago O'Hare Intl Airport to Montreal is on a Thursday when prices can be found for as low as $693. Flights from Chicago O'Hare Intl Airport to Montreal on a Wednesday will generally be more expensive and average around $833. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Montreal?
Our most recent data shows that the best time of day to fly to Montreal is in the evening. Flights from Chicago O'Hare Intl Airport to Montreal during this time can be as low as $305. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $834 per ticket.
What is the cheapest Chicago O'Hare Intl to Montreal flight route?
Fly from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl for the best Chicago O'Hare Intl - Montreal flight prices
How far in advance should I book a flight to Montreal?
You are more likely to see cheaper flights to Montreal from Chicago O'Hare Intl Airport when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $427 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Chicago O'Hare Intl Airport for as low as $181 on momondo.
What cabin class options are available on Chicago O'Hare Intl to Montreal flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago O'Hare Intl to Montreal?
Air Canada, Delta, and United Airlines are the most popular carriers operating from Chicago O'Hare Intl to Montreal
What airlines fly to Montreal?
Air Canada, American Airlines and United Airlines are the top three most popular airlines that fly to Montreal from Chicago O'Hare Intl Airport according to our data. Air Canada is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Montreal. Keep in mind that there are 3 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per day?
21 flights are operational daily from Chicago O'Hare Intl Airport to Montreal as of April 2025. The most popular departure time for this route is 7:00AM, with 41% of flights per day taking off in the afternoon.
How many flights depart from Chicago O'Hare Intl Airport to Montreal on average per week?
The number of flights available between Chicago O'Hare Intl Airport and Montreal is 149 per week as of April 2025. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.
When to book flights from Chicago O'Hare Intl Airport to Montreal
Cheap Chicago O'Hare Intl Airport to Montreal (ORD to YMQ) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Montreal
How far is Chicago O'Hare Intl to Montreal by plane?
There are 754.3 mi between Chicago O'Hare Intl and Montreal. 2h 15m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Montreal?
Prices for flights from Chicago O'Hare Intl Airport to Montreal refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Montreal?
There are 3 operators available for flights from Chicago O'Hare Intl Airport to Montreal as of April 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Montreal?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Montreal.
What documentation or ID do you need to fly to Montreal?
The required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to Montreal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Montreal is Boeing 777-300ER (22.08% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (17.04%), Embraer 175 (Enhanced Winglets) (13.00%), and Embraer 175 (8.36%).
What is the most popular airline from Chicago O'Hare Intl Airport to Montreal?
momondo data reveals that the most frequently booked airline on the route from Chicago O'Hare Intl Airport to Montreal is Air Canada, representing 77% of all bookings. The subsequent popular airlines are American Airlines at 13%, United Airlines at 9%, and WestJet at 2%.
Best airlines flying from Chicago O'Hare Intl Airport to Montreal
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Montreal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $166 | Free Cancellation | Rating 7.0 9,035 reviews | |||
| PriceFrom $168 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $170 | Free Cancellation | Rating 7.4 8,619 reviews |
United Airlines Flights From Chicago O'Hare Intl Airport to Montreal
United Airlines flight deals from Chicago O'Hare Intl Airport to Montreal start from $170 round-trip. Over the 41 United Airlines flights for this route in a normal week, average airfare is usually $394 round-trip - but some users have found much cheaper deals with momondo.
American Airlines Flights From Chicago O'Hare Intl Airport to Montreal
$168 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Montreal found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $420, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 10,000 user reviews) flies into Montreal from Chicago O'Hare Intl Airport 7 times in an average week so prices can vary.
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Montreal?
It is quick and easy to find Chicago to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.
Can I find flights from Chicago to Montreal with flexible booking policies on momondo?
All flight searches from Chicago to Montreal on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Chicago to Montreal?
Once you have performed a search for Chicago to Montreal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Chicago to Montreal right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Chicago to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.