Skyscanner

Cheap Flights from Chicago O'Hare International to Montreal

Travellers and cabin class

Compare Chicago O'Hare International to Montreal flight deals

Find the cheapest month or even day of the year to fly to Montreal

Book the best Montreal fare with no extra fees

Flight deals from Chicago O'Hare International to Montreal

Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International to Montreal? Find the lowest prices on one-way and return tickets right here.
Montreal.R 889 per passenger.Departing Tue, 24 Jun.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Tue, 24 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 889, select.
Montreal.R 1,136 per passenger.Departing Tue, 14 Oct.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Tue, 14 Oct, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 1,136, select.
Montreal.R 1,146 per passenger.Departing Wed, 17 Sep.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Wed, 17 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 1,146, select.
Montreal.R 2,062 per passenger.Departing Thu, 21 Aug.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Thu, 21 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 2,062, select.
Montreal.R 2,062 per passenger.Departing Wed, 2 Jul.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Chicago O'Hare International on Wed, 2 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 2,062, select.
Montreal.R 2,836 per passenger.Departing Tue, 23 Dec.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Tue, 23 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 2,836, select.
Montreal.R 2,867 per passenger.Departing Sat, 3 Jan.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Sat, 3 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 2,867, select.
Montreal.R 2,871 per passenger.Departing Sat, 1 Nov.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Sat, 1 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From R 2,871, select.

Find the cheapest month to fly from Chicago O'Hare International to Montreal

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Montreal flights are currently cheapest in June.
May
from R 3,469
Jun
from R 889
Jul
from R 2,062
Aug
from R 2,062
Sep
from R 1,146
Oct
from R 1,136
Nov
from R 2,871
Dec
from R 2,836
Jan
from R 2,867
Feb
Find prices
Mar
Find prices
Apr
Find prices

Direct flights from Chicago O'Hare International to Montreal

Alternative Chicago O'Hare International to Montreal routes

Looking for the cheapest, fastest or easiest route from Chicago O'Hare International to Montreal? You could fly into the following airports instead.

Chicago to Montreal: Flight information

The things to know before you go.
Cheapest flight foundR 889
Cheapest month to flyJune
Average flight time2 hrs, 19 mins
Most popular airlineAir Canada
Average flights per week229

Finding cheap flights from Chicago O'Hare International to Montreal: Frequently asked questions

There are 3 airports in Montreal: Montreal St Hubert, Montreal Pierre Elliott Trudeau and Montreal Mirabel.
The best price we found for a return flight from Chicago O'Hare International to Montreal is R 2,240. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 19 minutes is the average flight time from Chicago O'Hare International to Montreal.
Air Canada, United and Alaska Airlines fly direct from Chicago O'Hare International to Montreal.
As of May 2025, there are 229 flights per week flying from Chicago O'Hare International to Montreal.
The cheapest month to fly from Chicago O'Hare International to Montreal is usually May 2025.
If you're flying from Chicago O'Hare International Airport, the cheapest airport near Montreal is Montreal Pierre Elliott Trudeau – which is 16.1 km away from the centre of Montreal. We've found flights into this airport from R 2,240.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Montreal on Tuesday, 16 September 2025.
Yes – the average flight time is 2 hours and 19 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Montreal but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Montreal is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. July is typically the warmest month in Montreal, when it usually averages around 25°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -17°C. The rainiest month is June.
Currently, Air Canada offers the cheapest flight tickets to Montreal.

Flying from O'Hare International Airport (ORD) to Montreal: what you need to know

  • Hop on a direct flight from O'Hare International Airport to Montreal and you'll be travelling for an average of 2 hours 40 minutes.

  • Montreal is one hour ahead of Chicago, where O'Hare International Airport is located. Montreal runs on the UTC-4 timezone.

  • The most popular route is from O'Hare International Airport (ORD) to Montreal-Pierre Elliott Trudeau International Airport (YUL). Choose from 46 weekly services between these two airports. If you want to get going as soon as possible, the earliest flight from ORD to YUL is the 07:00 United Airlines option. If you prefer to travel later, the last departure is at 18:05 with United Airlines.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to catch your ORD to Montreal flight.

  • Heading off during a peak time like public or school holidays? Expect longer queues at check-in and security. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

  • Start your trip at ORD and fly straight to Montreal-Pierre Elliott Trudeau International Airport (YUL). That will be your arrival point when searching for O'Hare International Airport to Montreal tickets.

  • You can choose from various carriers that operate direct flights from O'Hare International Airport to Montreal, including:

  • Consider adding a stopover to potentially find a cheaper flight ticket from ORD to Montreal. Simply uncheck 'Direct flights only' during your search. Take a break (and maybe save some cash) by stopping at one of these popular options:

    • Pearson International Airport (YYZ)

    • Detroit Metropolitan Wayne County Airport (DTW)

    • Ottawa/Macdonald-Cartier International Airport (YOW)

  • Travelling from central Chicago to ORD takes around 55 minutes by public transport. If you ride-share, drive or take a cab, you'll cover the 26 kilometres in 35 minutes or so, depending on traffic conditions.

  • Want a leisurely start to your holiday? Stay near ORD. Whether you've booked an early flight from O'Hare International Airport to Montreal or just don't like being rushed, these hotels are worth a look:

  • Of the flights that depart from O'Hare International Airport, 74.85% touch down on time at their destination.

  • You'll find ORD at 10000 West O'Hare.

How to find the cheapest flights from O'Hare International Airport (ORD) to Montreal

  • R 889 is currently the lowest price for a one-way O'Hare International Airport to Montreal flight. A return flight ticket starts at R 2,240. These fares may change based on availability.

  • Get cheap flights from ORD to Montreal by booking one month ahead. Based on our research, that's the sweet spot for finding a bargain.

  • Plan your trip for May. That's the best month for landing an epic deal on O'Hare International Airport to Montreal tickets. If you're flexible with your travel dates, use the 'Whole month' tool to find the lowest price across each month.

  • Locking in a cheap flight from ORD to Montreal is a breeze with Price Alerts. All you need to do is set up one of these automatic notifications and we'll notify you when the price has dropped.

  • Select your preferred departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from O'Hare International Airport to Montreal by 'Cheapest,' 'Best' or 'Fastest.'

Airports in Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • The distance from Montreal-Pierre Elliott Trudeau International Airport (YUL) to central Montreal is roughly 26 kilometres. It'll take you about 25 minutes to get to the centre driving.

  • When travelling on public transport, expect a journey time of about 45 minutes.

  • Think about booking a hotel close to YUL if you have a late flight from O'Hare International Airport to Montreal. Choose one of these options and skip the long transfer:

  • Explore without limits with a Montreal-Pierre Elliott Trudeau International Airport rental car. Pick up a set of wheels from Avis, Alamo or Routes Car Rentals and see more of Montreal and beyond.

  • Booking your ride from Montreal-Pierre Elliott Trudeau International Airport about four weeks before your flight from ORD to Montreal can help you get the lowest rate.

  • YUL is located at 975 Romeo Vachon Street North.

St. Hubert Airport (YHU)

  • After your flight from O'Hare International Airport to Montreal has arrived, you can get to the city centre in about 35 minutes by car. Central Montreal is roughly 40 kilometres from St. Hubert Airport (YHU).

  • If you travel by public transport, the ride to the centre takes 1 hour 45 minutes or so.

  • Hang up the 'Do not disturb' sign and relax at a hotel close to YHU. Here are a few options where you can check in after your ORD to Montreal flight:

  • Why wait around? A St. Hubert Airport rental car lets you get moving right away. Put on your favourite playlist and hit the highway with a set of wheels from Enterprise or Budget.

  • Get your ideal vehicle, not just what's available, by reserving your ride from YHU before your arrival. You can also avoid paying more than you need to, especially during busy airport times.

Best time to go to Montreal

  • Before securing your flights from O'Hare International Airport to Montreal, consider which time of year is best for you. Peak season in Montreal offers a bustling atmosphere and plenty of activities, while the low season brings cheaper deals on hotels and fewer crowds.

  • Before locking in your O'Hare International Airport to Montreal flight ticket, think about the kind of weather you prefer. July is the warmest month in Montreal, with temperatures ranging from 14ºC (57ºF) to 28ºC (82ºF).

  • If you like travelling in cooler conditions, look for a cheap ticket from ORD to Montreal in January when temperatures average between -19ºC (-2ºF) and -2ºC (28ºF).

More about Montreal

  • When it comes to searching for somewhere to rest your head, you'll find the top stays in Montreal right here. Explore these options after you've booked your flight from O'Hare International Airport to Montreal:

  • Every great journey has to include a little sightseeing. Montreal Botanical Garden, Mount Royal Park and Saint Joseph's Oratory of Mount Royal are essential stops on your Montreal itinerary.

Explore more of Canada

  • Montreal has loads to offer, but there are so many other parts of Canada just waiting to be explored. Around 499 kilometres south-west of Montreal, a visit to Toronto will fill your itinerary to the brim. Don't miss top attractions like CN Tower, Royal Ontario Museum and Go Tours Canada - Distillery District.

  • Around 153 kilometres west of Montreal, Ottawa is another essential stop in Canada. Start your sightseeing at Parliament Hill, Rideau Canal and National Gallery of Canada.

Plan the rest of your trip from Chicago to Montreal

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.