Cheap Flights from Montreal, QC to Chicago, IL from $83

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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 $83, 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: $83 (one-way), $142 (round-trip).

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Best Flights from Montreal to Chicago Today

Take a look at the list of non stop flights and flights with layovers from Montreal to Chicago with the lowest price of $83. The fastest direct flight takes 2h 26m and the fastest connecting – 4h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $142 Find flight	09:45 Montreal Pierre Elliott Trudeau	11:24 Chicago O'Hare International	2h 39m	United Airlines	UA2640
from $147 Find flight	09:45 Montreal Pierre Elliott Trudeau	11:24 Chicago O'Hare International	2h 39m	Air Canada	AC3098
from $174 Find flight	08:20 Montreal Pierre Elliott Trudeau	09:52 Chicago O'Hare International	2h 32m	Air Canada	AC8959
from $83 Find flight	13:10 Montreal Pierre Elliott Trudeau	16:24 Chicago Midway	4h 14m layover 1h 0m - Toronto	Porter Airlines	PD2466 PD2393
from $105 Find flight	08:55 Montreal Pierre Elliott Trudeau	16:24 Chicago Midway	8h 29m layover 5h 15m - Toronto	Porter Airlines	PD2454 PD2393

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 12, 2025

Flight Schedule Montreal (Quebec) to Chicago (Illinois)

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	Flight Details	Flight Duration	Price
06:15 — 07:59	06:15 — 07:59 UA3600 United Airlines Montreal — Chicago	2h 44m	Find flight from$142
06:15 — 07:59	06:15 — 07:59 AC3054 Air Canada Montreal — Chicago	2h 44m	Find flight from$252
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	Find flight from$119
08:20 — 09:46	08:20 — 09:46 UA8371 United Airlines Montreal — Chicago	2h 26m	Find flight from$150
08:20 — 09:52	08:20 — 09:52 AC8959 Air Canada Montreal — Chicago	2h 32m	Find flight from$174
08:20 — 09:52	08:20 — 09:52 AC521 Air Canada Montreal — Chicago	2h 32m	Find flight from$196
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	Find flight from$105
09:45 — 11:24	09:45 — 11:24 UA2640 United Airlines Montreal — Chicago	2h 39m	Find flight from$142
09:45 — 11:24	09:45 — 11:24 AC3098 Air Canada Montreal — Chicago	2h 39m	Find flight from$147
09:45 — 11:24	09:45 — 11:24 AC3532 Air Canada Montreal — Chicago	2h 39m	Find flight from$196
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	Find flight from$83
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	Find flight from$83
13:15 — 14:41	13:15 — 14:41 AC8963 Air Canada Montreal — Chicago	2h 26m	Find flight from$274
16:55 — 18:46	16:55 — 18:46 AC3109 Air Canada Montreal — Chicago	2h 51m	Find flight from$196
18:40 — 20:16	18:40 — 20:16 AC8965 Air Canada Montreal — Chicago	2h 36m	Find flight from$174

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on September 12, 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

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 $ 147 . And the most expensive tickets are offered by Austrian Airlines airline - from $ 4101.

Direct flights

There are 17 nonstop flights on the route. The fastest direct flight is UA8371 by United Airlines takes 2h 26m.

AC - Air Canada

from $147

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UA - United Airlines

from $142

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Connecting Flights

There are 794 flights with layovers on the route. The fastest connecting flight is WS6332 by WestJet takes 4h 10m.

AC - Air Canada

from $173

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OS - Austrian Airlines

from $4037

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DM - Aero-Charter

from $375

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UA - United Airlines

from $119

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AM - Aeromexico

from $476

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LX - SWISS International Air Lines

from $4022

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PD - Porter Airlines

from $83

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AV - Avianca

from $511

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TK - Turkish Airlines

from $3655

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AY - Finnair

from $3504

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IB - Iberia

from $2886

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WS - WestJet

from $180

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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 $83
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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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Airplanes

There are flights to Chicago from Montreal by 13 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top International Destinations from Montreal

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Montreal — New York

from $73

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Montreal — Miami

from $60

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Montreal — Boston

from $68

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Montreal — Los Angeles

from $73

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Montreal — Las Vegas

from $56

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Montreal — Orlando

from $80

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Montreal — Chicago

from $75

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Montreal — San Francisco

from $77

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Montreal — Tampa

from $70

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Montreal — Washington D.C.

from $72

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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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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