United Airlines Chicago to Montreal Flights

Return flight: Montreal – Chicago

Cheapflightsplus.com will find cheap United Airlines flights from Chicago to Montreal. Compare airline ticket prices and book air tickets starting from $329 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 Chicago (IL) — Montreal (QC) 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 - $329, two-way – $564.
Direct flights
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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
10:50 am — 9:42 pm
10:50 am — 2:06 pm UA2091 United Airlines
Chicago — Newark
5h 54m stop
8:00 pm — 9:42 pm UA3613 United Airlines
Newark — Montreal
9h 52m
including layover
Find flight
from$330
10:50 am — 5:17 pm
10:50 am — 2:06 pm UA2091 United Airlines
Chicago — Newark
1h 34m stop
3:40 pm — 5:17 pm UA8157 United Airlines
Newark — Montreal
5h 27m
including layover
Find flight
from$394
11:00 am — 7:57 pm
11:00 am — 2:12 pm UA1677 United Airlines
Chicago — New York
4h 13m stop
6:25 pm — 7:57 pm UA8187 United Airlines
New York — Montreal
7h 57m
including layover
Find flight
from$343
11:35 am — 2:47 pm
11:35 am — 2:47 pm UA8344 United Airlines
Chicago — Montreal
2h 12m
Find flight
from$329
11:53 am — 9:42 pm
11:53 am — 3:08 pm UA2488 United Airlines
Chicago — Newark
4h 56m stop
8:04 pm — 9:42 pm UA3613 United Airlines
Newark — Montreal
8h 49m
including layover
Find flight
from$347
12:55 pm — 9:42 pm
12:45 pm — 4:00 pm UA2238 United Airlines
Chicago — Newark
3h 54m stop
8:01 pm — 9:42 pm UA3613 United Airlines
Newark — Montreal
7h 47m
including layover
Find flight
from$331
1:20 pm — 7:48 pm
1:20 pm — 4:16 pm UA2649 United Airlines
Chicago — Washington D.C.
1h 36m stop
5:52 pm — 7:48 pm UA3602 United Airlines
Washington D.C. — Montreal
5h 28m
including layover
Find flight
from$331
2:00 pm — 7:57 pm
2:00 pm — 5:10 pm UA2182 United Airlines
Chicago — New York
1h 13m stop
6:25 pm — 7:57 pm UA8187 United Airlines
New York — Montreal
4h 57m
including layover
Find flight
from$394
2:01 pm — 5:19 pm
2:01 pm — 5:19 pm UA3448 United Airlines
Chicago — Montreal
2h 18m
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from$329
2:14 pm — 9:42 pm
2:14 pm — 5:27 pm UA1502 United Airlines
Chicago — Newark
2h 37m stop
8:04 pm — 9:42 pm UA3613 United Airlines
Newark — Montreal
6h 28m
including layover
Find flight
from$331
3:35 pm — 6:47 pm
3:35 pm — 6:47 pm UA8458 United Airlines
Chicago — Montreal
2h 12m
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from$329
3:35 pm — 9:42 pm
3:35 pm — 6:50 pm UA702 United Airlines
Chicago — Newark
1h 14m stop
8:04 pm — 9:42 pm UA3613 United Airlines
Newark — Montreal
5h 7m
including layover
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from$331
5:59 pm — 9:17 pm
5:59 pm — 9:17 pm UA3634 United Airlines
Chicago — Montreal
2h 18m
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from$329
6:00 am — 3:58 pm
6:00 am — 9:11 am UA2343 United Airlines
Chicago — Newark
5h 19m stop
2:21 pm — 3:58 pm UA3715 United Airlines
Newark — Montreal
8h 58m
including layover
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from$329
6:00 am — 5:17 pm
6:00 am — 9:11 am UA2343 United Airlines
Chicago — Newark
6h 29m stop
3:40 pm — 5:17 pm UA8157 United Airlines
Newark — Montreal
10h 17m
including layover
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from$329
7:20 am — 10:32 am
7:20 am — 10:32 am UA8452 United Airlines
Chicago — Montreal
2h 12m
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from$329
8:00 am — 7:57 pm
8:00 am — 11:12 am UA2200 United Airlines
Chicago — New York
7h 13m stop
6:25 pm — 7:57 pm UA8187 United Airlines
New York — Montreal
10h 57m
including layover
Find flight
from$343
8:00 am — 2:17 pm
8:00 am — 11:07 am UA2200 United Airlines
Chicago — New York
1h 34m stop
12:45 pm — 2:17 pm UA8624 United Airlines
New York — Montreal
5h 17m
including layover
Find flight
from$394
8:00 pm — 8:00 am
+1 day
8:00 pm — 11:12 pm UA1576 United Airlines
Chicago — New York
7h 18m stop
6:30 am — 8:00 am UA8431 United Airlines
New York — Montreal
11h
including layover
Find flight
from$333
9:00 am — 5:55 pm
9:00 am — 11:54 am UA1381 United Airlines
Chicago — Washington D.C.
4h 16m stop
4:10 pm — 5:55 pm UA8351 United Airlines
Washington D.C. — Montreal
7h 55m
including layover
Find flight
from$347
9:05 pm — 7:45 am
+1 day
9:05 pm — 11:59 pm UA1023 United Airlines
Chicago — Washington D.C.
6h 3m stop
6:00 am — 7:45 am UA8028 United Airlines
Washington D.C. — Montreal
9h 40m
including layover
Find flight
from$333
9:40 pm — 8:40 am
+1 day
9:40 pm — 0:45 am UA1633 United Airlines
Chicago — Newark
6h 10m stop
6:55 am — 8:40 am UA8410 United Airlines
Newark — Montreal
10h
including layover
Find flight
from$347
9:45 pm — 8:40 am
+1 day
9:45 pm — 0:58 am UA2415 United Airlines
Chicago — Newark
5h 57m stop
6:55 am — 8:40 am UA8410 United Airlines
Newark — Montreal
9h 55m
including layover
Find flight
from$329
*Departure and arrival times are local. Last updated on 01/31/2025

Flight Information

There are 5 flights by United Airlines from Chicago to Montreal every week with departures from Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee. All flights arrive at Mirabel, Pierre Elliott Trudeau, St Lambert Rail Svce., St Hubert.

Departures start from 10:50 am to 9:45 pm. Nonstop flight is 2h 12m. The time difference between Chicago and Montreal is 1h.

  • The fastest flight 2h 12m
  • Average flight time 2h 12m
  • The earliest flight 10:50 am
  • The latest flight 9:45 pm
  • Distance 746 ml

The cheapest months for traveling to Montreal are january (from 247 $), november (from 272 $), december (from 320 $).

The most expensive and popular months are february (from 329 $), december (from 320 $), november (from 272 $).

The cheapest flight by United Airlines that our users were able to find is $329. This airfare is economy class on one-way UA8458 flight for February 1, 2025 leaving O'Hare International in Chicago at 3:35 pm, 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 Chicago and Montreal. Please review schedules and prices from the most popular airlines to find the best airfare deals from Chicago to Montreal.

Nonstop flights

There are 5 direct flights every day from Chicago. Airlines and fares are below:

See more direct flights

Connecting Flights

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

  • from $330
    Find
  • from $118
    Find
  • F9 - Frontier Airlines
    from $280
    Find
  • Y4 - Volaris
    from $693
    Find
  • WS - WestJet
    from $179
    Find
  • NK - Spirit Airlines
    from $165
    Find
  • TS - Air Transat
    from $262
    Find
See more connecting flights

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.
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  • 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.

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