United Airlines Montreal to Chicago Flights

Return flight: Chicago – Montreal

Cheapflightsplus.com will find cheap United Airlines flights from Montreal to Chicago. Compare airline ticket prices and book air tickets starting from $308 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Montreal (QC) — Chicago (IL) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in february: one-way - $308, two-way – $528.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
1:10 pm — 2:45 pm
1:10 pm — 2:45 pm UA8031 United Airlines
Montreal — Chicago
2h 35m
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from$308
4:45 pm — 6:45 pm
4:45 pm — 6:45 pm UA3595 United Airlines
Montreal — Chicago
3h
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from$308
6:20 pm — 7:55 pm
6:20 pm — 7:55 pm UA8687 United Airlines
Montreal — Chicago
2h 35m
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from$308
9:15 am — 10:54 am
9:15 am — 10:54 am UA8371 United Airlines
Montreal — Chicago
2h 39m
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from$308
10:30 am — 6:10 pm
10:30 am — 11:58 am UA8625 United Airlines
Montreal — New York
4h 23m stop
4:21 pm — 6:10 pm UA3594 United Airlines
New York — Chicago
8h 40m
including layover
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from$316
10:30 am — 6:55 pm
10:30 am — 11:58 am UA8625 United Airlines
Montreal — New York
5h 18m stop
5:16 pm — 6:55 pm UA1936 United Airlines
New York — Chicago
9h 25m
including layover
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from$316
11:08 am — 8:25 pm
11:08 am — 1:01 pm UA3575 United Airlines
Montreal — Newark
5h 42m stop
6:43 pm — 8:25 pm UA254 United Airlines
Newark — Chicago
10h 17m
including layover
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from$316
11:08 am — 4:26 pm
11:08 am — 1:01 pm UA3575 United Airlines
Montreal — Newark
1h 44m stop
2:45 pm — 4:26 pm UA276 United Airlines
Newark — Chicago
6h 18m
including layover
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from$375
1:35 pm — 6:17 pm
1:35 pm — 3:29 pm UA8372 United Airlines
Montreal — Washington D.C.
1h 30m stop
5:05 pm — 6:23 pm UA1349 United Airlines
Washington D.C. — Chicago
5h 42m
including layover
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from$316
4:10 pm — 8:07 pm
4:10 pm — 5:38 pm UA8186 United Airlines
Montreal — New York
48m stop
6:26 pm — 8:07 pm UA1159 United Airlines
New York — Chicago
4h 57m
including layover
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from$316
7:00 am — 2:46 pm
7:00 am — 9:02 am UA3456 United Airlines
Montreal — Newark
4h 3m stop
1:05 pm — 2:46 pm UA587 United Airlines
Newark — Chicago
8h 46m
including layover
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from$316
7:00 am — 4:26 pm
7:00 am — 9:02 am UA3456 United Airlines
Montreal — Newark
5h 43m stop
2:45 pm — 4:26 pm UA276 United Airlines
Newark — Chicago
10h 26m
including layover
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from$316
8:35 am — 6:17 pm
8:35 am — 10:29 am UA8107 United Airlines
Montreal — Washington D.C.
6h 30m stop
5:05 pm — 6:23 pm UA1349 United Airlines
Washington D.C. — Chicago
10h 42m
including layover
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from$316
8:35 am — 7:29 pm
8:35 am — 10:29 am UA8107 United Airlines
Montreal — Washington D.C.
7h 36m stop
6:05 pm — 7:29 pm UA5800 United Airlines
Washington D.C. — Chicago
11h 54m
including layover
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from$316
9:15 am — 2:03 pm
9:15 am — 11:31 am UA3590 United Airlines
Montreal — Washington D.C.
1h 14m stop
12:45 pm — 2:03 pm UA1709 United Airlines
Washington D.C. — Chicago
5h 48m
including layover
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from$320
*Departure and arrival times are local. Last updated on 01/31/2025

Flight Information

There are 4 flights by United Airlines from Montreal to Chicago every week with departures from Mirabel, Pierre Elliott Trudeau, St Lambert Rail Svce., St Hubert. All flights arrive at Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee.

Departures start from 10:30 am to 9:15 am. Nonstop flight is 2h 35m. The time difference between Montreal and Chicago is 1h.

  • The fastest flight 2h 35m
  • Average flight time 2h 37m
  • The earliest flight 10:30 am
  • The latest flight 9:15 am
  • Distance 746 ml

The cheapest months for traveling to Chicago are january (from 281 $), december (from 302 $), november (from 306 $).

The most expensive and popular months are february (from 308 $), november (from 306 $), december (from 302 $).

The cheapest flight by United Airlines that our users were able to find is $308. This airfare is economy class on one-way UA8371 flight for February 1, 2025 leaving Pierre Elliott Trudeau in Montreal at 9:15 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 7 airline carriers between Montreal and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from Montreal to Chicago.

Nonstop flights

There are 4 direct flights every day from Montreal. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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