Cheap flights from Montreal to Chicago-O'Hare Intl

Round-trip
Economy
Montreal (YMQ)
Chicago (ORD)
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How to find the cheapest flight from
Montreal (YMQ) to Chicago-O'Hare Intl (ORD)

All the information you need to plan the best YMQ to ORD flight in 2021: compare Montreal to Chicago-O'Hare Intl flight prices with the expected peak season, weather and rainfall in Chicago-O'Hare Intl.
YMQ - ORD
Price
C$ 423 - C$ 471
ORD
Temperature
2 - 30 °C
ORD
Rainfall
39 - 123 mm

Popular in

May

High demand for flights, 6% potential price rise

Cheapest in

March

Best time to find cheap flights, 5% potential price drop

Round-trip from

C$ 423

From Montreal to Chicago-O'Hare Intl

One-way from

C$ 408

One-way flight from Montreal to Chicago-O'Hare Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Montreal to Chicago-O'Hare Intl?

Find a great deal and save up to 86% by booking at least 34 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Montreal to Chicago-O'Hare Intl within the next two weeks, with the cheapest ticket starting at C$ 436.

What is the cheapest month to fly from Montreal to Chicago-O'Hare Intl?

Flights from Montreal to Chicago-O'Hare Intl lean towards being more expensive in January. Prices are generally better when you fly from Montreal to Chicago-O'Hare Intl in April, with the cheapest ticket starting at C$ 240.

Cheap flights from Montreal to Chicago-O'Hare Intl in April, May 2021

The best prices found for YMQ to ORD flights for April, May
11 May - 12 May
C$ 424pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
7 May - 12 Jul
C$ 553pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
7 May - 12 Jul
C$ 566pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl

Montreal to Chicago-O'Hare Intl 2021 flight deals

Cheap flights to Chicago-O'Hare Intl from Montreal found for this year
11 May - 12 May
C$ 424pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
15 Jul - 3 Aug
C$ 506pp
YUL
Montreal Pierre Elliott Trudeau Intl
United Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
8 Dec - 13 Dec
C$ 507pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl

Direct flights to Chicago-O'Hare Intl from Montreal

Save time with Montreal to Chicago-O'Hare Intl direct flight deals
21 Aug - 22 Aug
C$ 555pp
YUL
Montreal Pierre Elliott Trudeau Intl
United Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
2 Jul - 11 Jul
C$ 556pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
24 Jun - 26 Jun
C$ 558pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl

One-way flights to Chicago-O'Hare Intl from Chicago-O'Hare Intl

The cheapest one-way flights from Montreal to Chicago-O'Hare Intl
4:20 a.m. - 2:47 p.m.
United Airlines
1 stop
11h 27m
YUL - ORD
United Airlines
C$ 409
United
4:15 a.m. - 5:48 a.m.
Air Canada
Direct
2h 33m
YUL - ORD
Air Canada
C$ 415
Air Canada
4:00 a.m. - 2:03 a.m.
American Airlines
3 stops
23h 03m
YUL - ORD
American Airlines
C$ 444

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Montreal</span> to <span class="emphasized">Chicago-O'Hare Intl</span> flights.

Flight FAQs

From Montreal to Chicago-O'Hare Intl

Can I find flights from Montreal to Chicago-O'Hare Intl for under C$ 502 on Cheapflights?

Yes, there are multiple flights from Montreal to Chicago-O'Hare Intl for under C$ 502. The cheapest flight booked recently is on American Airlines for just C$ 424, but on average you can expect to pay C$ 535.

What safety measures are being taken by airlines flying from Montreal to Chicago O'Hare Intl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. New policies for travellers booking flights from Montreal to Chicago O'Hare Intl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Montreal to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Air Canada, American Airlines, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are there direct flights from Montreal to Chicago-O'Hare Intl for under C$ 628 on Cheapflights?

Cheapflights has 8 direct flights from Montreal to Chicago-O'Hare Intl under C$ 628. A good price for a direct flight from Montreal to Chicago-O'Hare Intl is less than C$ 725.

Is Montreal weather warmer or cooler than Chicago-O'Hare Intl?

Our data indicates that the weather will be 30 °C on average in the month of July. The temperature in Chicago-O'Hare Intl is typically hotter than in Montreal. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Montreal to Chicago-O'Hare Intl?

A quick flight from Montreal to Chicago-O'Hare Intl can take about 2h 26m. United Airlines provides one of the quickest options available for as low as C$ 529. All flights are typically direct.

What are the cheapest airlines to flying from Montreal to Chicago-O'Hare Intl round-trip?

Currently priced at C$ 425, American Airlines will fly you from Montreal to Chicago-O'Hare Intl and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Copa Airlines - these airlines can fly you to your destination from C$ 507 and C$ 524, respectively. Users have found that American Airlines is 4% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Montreal to Chicago-O'Hare Intl one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at C$ 267. United Airlines flights start at C$ 288 while deals on Delta start at C$ 299 one-way.

Destination information for Chicago-O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Montreal to Chicago-O'Hare Intl.
Today's exchange rate
C$ 1 = $0.80
Flight duration
2h 18m
Average temperature for April in Chicago-O'Hare Intl
16.0 °C
Avg rainfall for April in Chicago-O'Hare Intl
79.0 mm

Airports servicing Montreal

Montreal Pierre Elliott Trudeau Intl (YUL)
Montreal St Hubert (YHU)

Airports servicing Chicago

Top 4 airlines flying from Montreal to Chicago-O'Hare Intl

The chart below displays the airlines Cheapflights users travelling from Montreal to Chicago-O'Hare Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
C$ 205 C$ 386 No cancel fee 71%
Search American Airlines flights
Delta
C$ 184 C$ 388 No cancel fee N/A
Search Delta flights
Air Canada
C$ 284 C$ 412 No cancel fee 67%
Search Air Canada flights
United Airlines
C$ 282 C$ 484 No cancel fee 69%
Search United Airlines flights

Hourly flight availability from Montreal to Chicago-O'Hare Intl

See what time of day planes typically take off from Montreal towards Chicago-O'Hare Intl.
Morning 6 AM to noon 100% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Afternoon Noon to 6 PM 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Montreal to Chicago-O'Hare Intl
See how many times per day planes take to the skies headed from Montreal to Chicago-O'Hare Intl.
Sunday
2 daily flights
Monday
2 daily flights
Tuesday
2 daily flights
Wednesday
2 daily flights
Thursday
2 daily flights
Friday
2 daily flights
Saturday
2 daily flights
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