Cheap Flights from Montreal, QC to Chicago, IL from $65

Return flight: Chicago – Montreal

On Cheapflightsplus.com you will find 12 direct and 558 connecting flights from Montreal to Chicago. You can compare airfare deals from 12 airlines and multiple travel sites from $65, 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: $65 (one-way), $111 (round-trip).
Direct flights
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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$111
08:20 — 09:46
08:20 — 09:46 UA8371 United Airlines
Montreal — Chicago
2h 26m
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from$117
08:20 — 09:52
08:20 — 09:52 AC8959 Air Canada
Montreal — Chicago
2h 32m
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from$136
09:45 — 11:24
09:45 — 11:24 UA2640 United Airlines
Montreal — Chicago
2h 39m
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from$111
09:45 — 11:24
09:45 — 11:24 AC3098 Air Canada
Montreal — Chicago
2h 39m
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from$115
09:45 — 11:23
09:45 — 11:23 UA1160 United Airlines
Montreal — Chicago
2h 38m
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from$133
13:15 — 14:41
13:15 — 14:41 AC8963 Air Canada
Montreal — Chicago
2h 26m
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from$263
13:15 — 14:41
13:15 — 14:41 UA8094 United Airlines
Montreal — Chicago
2h 26m
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from$332
16:55 — 18:41
16:55 — 18:41 UA3549 United Airlines
Montreal — Chicago
2h 46m
Find flight
from$133
16:55 — 18:46
16:55 — 18:46 AC3109 Air Canada
Montreal — Chicago
2h 51m
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from$263
18:40 — 20:11
18:40 — 20:11 UA8687 United Airlines
Montreal — Chicago
2h 31m
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from$117
18:40 — 20:16
18:40 — 20:16 AC8965 Air Canada
Montreal — Chicago
2h 36m
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from$136
06:00 — 10:38
06:00 — 07:37 UA3456 United Airlines
Montreal — Newark
1h 23m stop
09:00 — 10:38 UA2479 United Airlines
Newark — Chicago
5h 38m
including layover
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from$94
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$94
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$93
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$82
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$94
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$65
11:23 — 21:28
11:23 — 13:00 UA3583 United Airlines
Montreal — Newark
6h 50m stop
20:15 — 21:56 UA546 United Airlines
Newark — Chicago
11h 5m
including layover
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from$141
11:23 — 23:25
11:23 — 13:00 UA3583 United Airlines
Montreal — Newark
8h 44m stop
21:44 — 23:25 UA1308 United Airlines
Newark — Chicago
13h 2m
including layover
Find flight
from$141
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$65
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$94
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
Find flight
from$130
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$94
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$94
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$94
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$94
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
Find flight
from$93
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$94
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$94
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$94
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$130
07:00 — 23:10
07:00 — 08:22 PD2452 Porter Airlines
Montreal — Toronto
1h 20m stop
09:45 — 11:15 PD2127 Porter Airlines
Toronto — Newark
10h 18m stop
21:33 — 23:10 NK329 Spirit Airlines
Newark — Chicago
17h 10m
including layover
Find flight
from$140
10:45 — 23:10
10:45 — 12:10 PD2460 Porter Airlines
Montreal — Toronto
40m stop
12:50 — 14:20 PD2133 Porter Airlines
Toronto — Newark
7h 13m stop
21:33 — 23:10 NK329 Spirit Airlines
Newark — Chicago
13h 25m
including layover
Find flight
from$140
14:30 — 23:10
14:30 — 15:52 PD2472 Porter Airlines
Montreal — Toronto
1h 20m stop
17:15 — 18:45 PD2141 Porter Airlines
Toronto — Newark
2h 48m stop
21:33 — 23:10 NK329 Spirit Airlines
Newark — Chicago
9h 40m
including layover
Find flight
from$140
*Departure and arrival times - local. Updated on June 25, 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 37m.

  • The fastest flight 2h 26m
  • Average flight time 2h 37m
  • 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 125 $), august (from 134 $).

The most expensive months are february (from 485 $), november (from 425 $), december (from 380 $).

What is the lowest airfare Montreal to Chicago?

The cheapest plane ticket found by our users is $65. 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
$65
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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 12 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Air Canada - 106 departures per week at the price of from $ 115 . And the most expensive tickets are offered by Austrian Airlines airline - from $ 3225.

Direct flights

There are 12 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 $111.

  • AC - Air Canada
    from $115
    Find
  • UA - United Airlines
    from $111
    Find
See more direct flights

Connecting Flights

There are 558 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 $65.

  • AC - Air Canada
    from $156
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  • PD - Porter Airlines
    from $65
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  • OS - Austrian Airlines
    from $3175
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  • AV - Avianca
    from $515
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  • TK - Turkish Airlines
    from $2875
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  • AY - Finnair
    from $2756
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  • DM - Aero-Charter
    from $294
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  • UA - United Airlines
    from $93
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  • WS - WestJet
    from $141
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  • AM - Aeromexico
    from $374
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  • LX - SWISS International Air Lines
    from $3163
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  • TS - Air Transat
    from $159
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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 $65
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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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