Skyscanner

Cheap Flights from Chicago to Montreal

Travellers and cabin class

Compare Chicago 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 to Montreal

Looking for a cheap last-minute deal or the best return flight from Chicago to Montreal? Find the lowest prices on one-way and return tickets right here.
Montreal.£80 per passenger.Departing Wed, 16 Apr.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departs from Chicago Midway on Wed, 16 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £80, select.
Montreal.£85 per passenger.Departing Mon, 24 Mar.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departs from Chicago Midway on Mon, 24 Mar, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £85, select.
Montreal.£85 per passenger.Departing Wed, 2 Jul.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departs from Chicago Midway on Wed, 2 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £85, select.
Montreal.£85 per passenger.Departing Thu, 1 May.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departs from Chicago Midway on Thu, 1 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £85, select.
Montreal.£85 per passenger.Departing Sun, 1 Jun.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departs from Chicago Midway on Sun, 1 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £85, select.
Montreal.£99 per passenger.Departing Sun, 6 Apr.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Sun, 6 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £99, select.
Montreal.£99 per passenger.Departing Tue, 3 Jun.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Tue, 3 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £99, select.
Montreal.£100 per passenger.Departing Sun, 25 May.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Chicago O'Hare International on Sun, 25 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From £100, select.

Find the cheapest month to fly from Chicago to Montreal

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Montreal flights are currently cheapest in April.
Mar
from £85
Apr
from £80
May
from £85
Jun
from £85
Jul
from £85
Aug
from £168
Sep
from £179
Oct
from £183
Nov
from £183
Dec
from £183
Jan
from £183
Feb
Find prices

Direct flights from Chicago to Montreal

Alternative Chicago to Montreal routes

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

Chicago to Montreal: Flight information

The things to know before you go.
Cheapest flight found£80
Cheapest month to flyApril
Average flight time2 hrs, 19 mins
Most popular airlineAir Canada
Average flights per week223

Finding cheap flights from Chicago 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 to Montreal is £185. 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 to Montreal.
Air Canada, United and Alaska Airlines fly direct from Chicago to Montreal.
As of March 2025, there are 229 flights per week flying from Chicago to Montreal.
The cheapest month to fly from Chicago to Montreal is usually March 2025.
If you're flying from Chicago, 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 £185.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Montreal on Tuesday, 15 April 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 March, the average temperature is usually around -4°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.
The cheapest airline that flies to Montreal is Spirit Airlines. And the cheapest airline that flies to Montreal Pierre Elliott Trudeau Airport is Air Canada.

How to find cheap flights to Montreal from Chicago

Looking for cheap tickets from Chicago to Montreal? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Chicago to Montreal. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Montreal from Chicago from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Chicago-Montreal ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Montreal from Chicago.
  • Set up a Price Alert. You can easily track the fare of your cheap Chicago-Montreal flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Chicago and Montreal? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Chicago and Montreal. We scour the internet for the best Business, Premium Economy and First Class flight fares to Montreal, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Chicago to Montreal flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Montreal from Chicago with hotels and car hire

    Once you've secured your cheap flight ticket from Chicago to Montreal, discover the best prices and exclusive rates for hotels in Montreal or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


More travel options

Cheap return tickets from Guernsey to Amsterdam SchipholFlights from Guernsey to BirminghamReturn flights from Guernsey to EdinburghFlights from Guernsey to London GatwickReturn plane tickets from Guernsey to LondonReturn plane tickets from Guernsey to ManchesterReturn plane tickets from Guernsey to ParisCheap return flights from Guernsey to SouthamptonReturn flights from London Gatwick to Amsterdam Schiphol
Return plane tickets from London Gatwick to GuernseyTickets from London to BangkokFlights from London to MelbournePlane tickets from London to Manila Ninoy AquinoFlights from London to New YorkFlights from London to SydneyCheap tickets from London to TokyoCheap tickets from Oslo Gardermoen to BangkokCheap flights from Oslo Gardermoen to London
Return tickets from London to RiyadhTickets from London to AntananarivoCheap return flights from London to Victoria FallsCheap tickets from London to CastriesCheap return tickets from London to BasseterreReturn flights from London to YangonCheap flights from London to StavangerCheap tickets from London to Siem ReapCheap tickets from London to San Diego International
Return tickets from London to TromsoCheap tickets from London to Santiago de CompostelaReturn tickets from London to Verona
Canada car hireMontreal car hireCheap car hire in Ville-MarieCheap car hire in LaSalleCar hire in AnjouCar hire in Saint-LaurentCheap car hire in St Leonard
Cheap tickets to QuebecLast minute flightsCheap return flights from IllinoisCheap flights from United StatesCheap flights from United States to CanadaFlights from ChicagoFlights to MontrealPlane tickets to Canada
Hotels in LaSalleHotels deals in AnjouCheap hotels in OutremontHotels deals in St LeonardBook hotels deals in VerdunBook hotels in Montreal

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.