Cheap Flights from Montreal, QC to Chicago, IL from $87

Return flight: Chicago – Montreal

On Cheapflightsplus.com you will find 17 direct and 794 connecting flights from Montreal to Chicago. You can compare airfare deals from 13 airlines and multiple travel sites from $87, book and save on cheap plane tickets and last minute offers. Also check out YMQ-CHI flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Montreal to Chicago Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $87 (one-way), $149 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Montreal to Chicago. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:15 — 07:59
06:15 — 07:59 UA3600 United Airlines
Montreal — Chicago
2h 44m
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from$178
06:15 — 07:59
06:15 — 07:59 AC3054 Air Canada
Montreal — Chicago
2h 44m
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from$265
08:20 — 09:46
08:20 — 09:46 UA8371 United Airlines
Montreal — Chicago
2h 26m
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from$158
08:20 — 09:52
08:20 — 09:52 AC8959 Air Canada
Montreal — Chicago
2h 32m
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from$183
08:20 — 09:52
08:20 — 09:52 AC521 Air Canada
Montreal — Chicago
2h 32m
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from$206
09:45 — 11:24
09:45 — 11:24 AC3098 Air Canada
Montreal — Chicago
2h 39m
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from$154
09:45 — 11:24
09:45 — 11:24 UA2640 United Airlines
Montreal — Chicago
2h 39m
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from$158
09:45 — 11:23
09:45 — 11:23 UA1160 United Airlines
Montreal — Chicago
2h 38m
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from$179
09:45 — 11:24
09:45 — 11:24 AC3532 Air Canada
Montreal — Chicago
2h 39m
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from$206
09:45 — 11:24
09:45 — 11:24 AC3653 Air Canada
Montreal — Chicago
2h 39m
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from$265
13:15 — 14:41
13:15 — 14:41 AC8963 Air Canada
Montreal — Chicago
2h 26m
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from$289
13:15 — 14:41
13:15 — 14:41 UA8094 United Airlines
Montreal — Chicago
2h 26m
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from$445
16:55 — 18:41
16:55 — 18:41 UA3549 United Airlines
Montreal — Chicago
2h 46m
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from$179
16:55 — 18:46
16:55 — 18:46 AC3109 Air Canada
Montreal — Chicago
2h 51m
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from$206
18:40 — 20:11
18:40 — 20:11 UA8687 United Airlines
Montreal — Chicago
2h 31m
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from$158
18:40 — 20:16
18:40 — 20:16 AC8965 Air Canada
Montreal — Chicago
2h 36m
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from$183
18:40 — 20:12
18:40 — 20:12 AC525 Air Canada
Montreal — Chicago
2h 32m
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from$265
06:35 — 10:55
06:35 — 08:02 UA8180 United Airlines
Montreal — New York
1h 16m stop
09:18 — 10:55 UA623 United Airlines
New York — Chicago
5h 20m
including layover
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from$126
06:35 — 11:57
06:35 — 08:02 UA8180 United Airlines
Montreal — New York
2h 18m stop
10:25 — 12:03 UA1310 United Airlines
New York — Chicago
6h 22m
including layover
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from$126
08:10 — 13:07
08:10 — 09:43 UA8487 United Airlines
Montreal — Newark
1h 46m stop
11:37 — 13:14 UA1875 United Airlines
Newark — Chicago
5h 57m
including layover
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from$126
08:55 — 16:24
08:55 — 10:20 PD2454 Porter Airlines
Montreal — Toronto
5h 15m stop
15:35 — 16:24 PD2393 Porter Airlines
Toronto — Chicago
8h 29m
including layover
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from$111
09:30 — 14:34
09:15 — 11:14 UA3590 United Airlines
Montreal — Washington D.C.
2h 4m stop
13:20 — 14:33 UA2331 United Airlines
Washington D.C. — Chicago
6h 4m
including layover
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from$126
10:45 — 16:24
10:45 — 12:10 PD2460 Porter Airlines
Montreal — Toronto
3h 25m stop
15:35 — 16:24 PD2393 Porter Airlines
Toronto — Chicago
6h 39m
including layover
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from$87
13:10 — 16:24
13:10 — 14:35 PD2466 Porter Airlines
Montreal — Toronto
1h stop
15:35 — 16:24 PD2393 Porter Airlines
Toronto — Chicago
4h 14m
including layover
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from$87
13:15 — 21:26
13:15 — 14:43 UA8158 United Airlines
Montreal — Newark
5h 2m stop
19:59 — 21:41 UA546 United Airlines
Newark — Chicago
9h 11m
including layover
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from$126
14:00 — 21:16
14:00 — 15:49 UA8372 United Airlines
Montreal — Washington D.C.
4h 12m stop
20:00 — 21:16 UA2218 United Airlines
Washington D.C. — Chicago
8h 16m
including layover
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from$175
15:30 — 20:07
15:30 — 16:57 UA8186 United Airlines
Montreal — New York
1h 33m stop
18:30 — 20:07 UA1952 United Airlines
New York — Chicago
5h 37m
including layover
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from$127
15:30 — 22:07
15:30 — 16:57 UA8186 United Airlines
Montreal — New York
3h 33m stop
20:30 — 22:07 UA2848 United Airlines
New York — Chicago
7h 37m
including layover
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from$127
16:05 — 22:39
16:05 — 18:20 UA8127 United Airlines
Montreal — Denver
49m stop
19:07 — 22:41 UA2258 United Airlines
Denver — Chicago
7h 34m
including layover
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from$127
16:40 — 21:07
16:40 — 18:07 UA8382 United Airlines
Montreal — New York
1h 23m stop
19:30 — 21:07 UA1582 United Airlines
New York — Chicago
5h 27m
including layover
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from$127
18:10 — 22:07
18:10 — 19:37 UA8549 United Airlines
Montreal — New York
53m stop
20:30 — 22:07 UA2848 United Airlines
New York — Chicago
4h 57m
including layover
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from$126
18:10 — 23:07
18:10 — 19:37 UA8549 United Airlines
Montreal — New York
1h 53m stop
21:30 — 23:07 UA541 United Airlines
New York — Chicago
5h 57m
including layover
Find flight
from$127
19:10 — 23:15
19:10 — 21:08 UA8663 United Airlines
Montreal — Washington D.C.
1h 5m stop
22:18 — 23:30 UA1738 United Airlines
Washington D.C. — Chicago
5h 5m
including layover
Find flight
from$127
20:00 — 07:39
+1 day
19:00 — 21:00 UA8366 United Airlines
Montreal — Washington D.C.
8h 34m stop
06:30 — 07:48 UA1793 United Airlines
Washington D.C. — Chicago
12h 39m
including layover
Find flight
from$126
20:00 — 08:40
+1 day
20:00 — 21:48 UA8366 United Airlines
Montreal — Washington D.C.
9h 37m stop
07:25 — 08:40 UA1300 United Airlines
Washington D.C. — Chicago
13h 40m
including layover
Find flight
from$175
*Departure and arrival times - local. Updated on August 1, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Montreal to Chicago depends on and how to choose the most interesting flight option for you.

Distance between Montreal and Chicago is 1199 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 23:25 from 4 Montreal airports and arrive 05:00 to 23:25 to 7 Chicago airports. Average flight time is 2h 38m.

  • The fastest flight 2h 26m
  • Average flight time 2h 38m
  • The earliest flight 05:00
  • The latest flight 23:25
  • Distance 746 ml

The cheapest months to travel to Chicago are october (from 87 $), september (from 126 $), august (from 135 $).

The most expensive months are november (from 427 $), january (from 391 $), december (from 382 $).

What is the lowest airfare Montreal to Chicago?

The cheapest plane ticket found by our users is $87. This airfare is for economy class on one-way PD2460 flight by Porter Airlines for October 7, 2025 which leaves Pierre Elliott Trudeau in Montreal at 10:45 am and arrives at Chicago Midway at 16:24.

Economy class
$87
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Business class
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First class
?
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Popular Airlines on the Route

The flight Montreal — Chicago is served by 13 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Air Canada - 252 departures per week at the price of from $ 154 . And the most expensive tickets are offered by Austrian Airlines airline - from $ 4319.

Direct flights

There are 17 nonstop flights on the route. The fastest direct flight is UA8371 by United Airlines takes 2h 26m and the cheapest is PD2460 by Porter Airlines for $154.

  • AC - Air Canada
    from $154
    Find
  • UA - United Airlines
    from $158
    Find
See more direct flights

Connecting Flights

There are 794 flights with layovers on the route. The fastest connecting flight is WS6332 by WestJet takes 4h 10m and the cheapest is PD2460 by Porter Airlines for $87.

  • AC - Air Canada
    from $182
    Find
  • OS - Austrian Airlines
    from $4252
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  • DM - Aero-Charter
    from $395
    Find
  • UA - United Airlines
    from $126
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  • AM - Aeromexico
    from $501
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  • LX - SWISS International Air Lines
    from $4235
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  • PD - Porter Airlines
    from $87
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  • AV - Avianca
    from $538
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  • TK - Turkish Airlines
    from $3850
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  • AY - Finnair
    from $3691
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  • IB - Iberia
    from $3040
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  • WS - WestJet
    from $190
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See more connecting flights

Airports

You can fly from Montreal to Chicago from 4 airports (St Lambert Rail Svce., Pierre Elliott Trudeau, Mirabel, St Hubert).

Montreal airports

  • St Lambert Rail Svce.-XLM
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  • Pierre Elliott Trudeau-YUL
    from $87
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  • Mirabel-YMX
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  • St Hubert-YHU
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Chicago airports

  • O'Hare International-ORD
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  • Midway-MDW
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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How to book a plane 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 flight ticket.
  • 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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