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Flights from Chicago to Montreal

Find Cheapest Airlines Flying from Chicago to Montreal

Choose from 1 airlines flying from Chicago to Montreal, including Porter Airlines, and . Air Canada currently offers the cheapest ticket on this route.

Find the cheapest direct flight options from Chicago to Montreal over the next three months. Book one-way tickets from CAD 81 and round-trip tickets from CAD 241.

Displayed flight fares from Chicago to Montreal are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Chicago to Montreal Flights

The distance between Chicago and Montreal is 1,199.75km. It takes around 2 hours 12 minutes on average to fly from Chicago to Montreal. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is August.

Cheapest one-way flight priceCAD 73
Cheapest return ticket priceCAD 224
Off-season travel monthAugust
Peak season for travelJuly
Flight distance1,199.75km
Average flight time2 hours 12 minutes
Popular airlinePorter Airlines

When is the cheapest time to fly from Chicago to Montreal?

The cheapest time for Chicago to Montreal flights: Jan 4 to Jan 11 — one way flight prices from CAD 72.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Chicago to Montreal, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Chicago (CHI) to Montreal (YMQ)?

    Based on Trip.com data, Porter Airlines offers one-way fares as low as CAD 73 on Cheapest nonstop routes (e.g. MDW to YUL on Tue, Jan 6), while United Airlines offers Cheapest nonstop round-trips from CAD 224 departing on Sun, Jan 11 and returning on Sat, Jan 17.
  • At the moment, you can catch a direct flight from Chicago to Montreal with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 12 minutes to fly from Chicago (CHI) to Montreal (YMQ).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Montreal is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 41 flight per week flying from Chicago to Montreal. You can check the weekly schedule for popular airlines on this route below: Porter Airlines: S/-/T/W/T/F/S -- PD6097 (08:49)
  • To find best deals on flights from Chicago to Montreal, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jan 6, with one-way flights priced at just CAD 73.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Canada.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Montreal travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chicago to Montreal is August, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Chicago to Montreal on December 30, 2025 with Porter Airlines, with prices starting at CAD 127.
  • You can land at any one of the following hubs in Montreal, with Midway International Airport to Montreal-Pierre Elliott Trudeau International Airport (MDW-YUL) is by far the most common option on this route: Montreal Metropolitan Airport (YHU) Montreal-Mirabel International Airport (YMX) Montreal-Pierre Elliott Trudeau International Airport (YUL).
  • The time difference between Montreal and Chicago is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.