Cheap flights from Montreal to O'Hare Intl

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

All the information you need to plan the best YMQ to ORD flight in 2021: compare Montreal to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.
YMQ - ORD
Price
C$ 431 - C$ 480
ORD
Temperature
-5 - 23 °C
ORD
Precipitation
43 - 125 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

$431

From Montreal All airports (YMQ) to Chicago O'Hare Intl

One-way from

C$ 206

One-way flight from Montreal All airports (YMQ) 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 Airport?

Users have found that booking a flight from Montreal to Chicago O'Hare Intl Airport at least 30 days early can save you up to 45% on average compared to booking a flight this week. If booking 30 days before your flight isn’t an option for you, users have found flights from Montreal to Chicago O'Hare Intl Airport for as little as C$ 471 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 583 for flights departing within the next 3 days.

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

Our data shows that November tends to be the cheapest month to fly to Chicago O'Hare Intl Airport from Montreal. Users have commonly found prices around C$ 420 for the month, but tickets can be as low as C$ 292. Due to multiple factors, prepare for potentially higher prices in August.

When is the cheapest time to fly from Montreal to Chicago O'Hare Intl Airport (YMQ - ORD)?

When flying from Montreal to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Montreal to O'Hare Intl in September, October 2021

The best prices found for YMQ to ORD flights for September, October
22 Oct - 25 Oct
C$ 408pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
13 Oct - 20 Oct
C$ 426pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
23 Oct - 28 Oct
C$ 431pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl

Montreal to O'Hare Intl 2021 flight deals

Cheap flights to O'Hare Intl from Montreal found for this year
4 Nov - 6 Nov
C$ 381pp
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
3 Dec - 6 Dec
C$ 385pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
19 Nov - 21 Nov
C$ 387pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl

Direct flights to O'Hare Intl from Montreal

Save time with Montreal to O'Hare Intl direct flight deals
17 Jan - 6 Feb
C$ 444pp
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
1 Dec - 3 Dec
C$ 462pp
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
28 Dec - 4 Jan
C$ 464pp
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

Last minute flights from Montreal to O'Hare Intl

Late deals on round-trip flights to O'Hare Intl from Montreal, departing today and this week
1 Oct - 4 Oct
C$ 478pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
1 Oct - 4 Oct
C$ 486pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
1 Oct - 3 Oct
C$ 489pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl

One-way flights to O'Hare Intl from Montreal

The cheapest one-way flights from Montreal to O'Hare Intl
8:35 a.m. - 10:12 a.m.
Air Canada
Direct
2h 37m
YUL - ORD
Air Canada
C$ 242
mytrip.com
4:30 a.m. - 5:58 a.m.
Air Canada
Direct
2h 28m
YUL - ORD
Air Canada
C$ 284
Air Canada
1:45 p.m. - 10:09 a.m.
Multiple Airlines
1 stop
21h 24m
YUL - ORD
Multiple Airlines
C$ 206
Kiwi.com

Related info for your journey

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

Flight FAQs

From Montreal to O'Hare Intl

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.

Can I find flights from Montreal to Chicago O'Hare Intl Airport for under C$ 400 on Cheapflights?

Yes, there are multiple flights from Montreal to Chicago O'Hare Intl Airport for under C$ 400. The cheapest flight booked recently is on American Airlines for just C$ 381, but on average you can expect to pay C$ 417.

Are there direct flights from Montreal to Chicago O'Hare Intl Airport for under C$ 500 on Cheapflights?

Cheapflights has 20 direct flights from Montreal to Chicago O'Hare Intl Airport under C$ 500. A good price for a direct flight from Montreal to Chicago O'Hare Intl Airport is less than C$ 500.

Are there last-minute flights available from Montreal to Chicago O'Hare Intl Airport for under C$ 500?

There are currently 20+ open flights from Montreal to Chicago O'Hare Intl Airport within the next 7 days for less than C$ 500.

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

Currently priced at C$ 381, American Airlines will fly you from Montreal to Chicago O'Hare Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as C$ 399. These flights start at 15% lower than the current average price 3 months from now.

What are the most reliable airlines from Montreal to Chicago O'Hare Intl Airport?

Consider Copa Airlines (100%), Air New Zealand (100%) or Republic Airways (100%) when booking your flight. These represent the most reliable airlines when flying from Montreal to Chicago O'Hare Intl Airport.

What are the most popular airlines that fly from Montreal to Chicago O'Hare Intl Airport?

The most popular airlines flying from Montreal to Chicago O'Hare Intl Airport are Major Airline, American Airlines and Air Canada. Something to consider prior to booking your flight.

What are the cheapest flights from Montreal to Chicago O'Hare Intl Airport?

Looking for the cheapest flight from Montreal to Chicago O'Hare Intl Airport? While on average our users pay C$ 458, our data indicates the cheapest price to be C$ 255. The most popular route (Montreal Pierre Elliott Trudeau Intl - Chicago O'Hare Intl), is priced around C$ 375.

Related searches

Flights to O'Hare Intl from Montreal
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Rent a Car

Car Rentals in O'Hare Intl Car Rentals in USA

COVID Restrictions

View COVID Travel Restrictions for O'Hare Intl (ORD)

Do I need a COVID test to fly to O'Hare Intl from Montreal?

Information is based on travel restrictions from Montreal to Chicago O'Hare Intl

Most visitors from Montreal need to provide a negative COVID-19 test result and/or quarantine to enter Chicago O'Hare Intl.

COVID-19 testing requirements
Visitors from Montreal must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago O'Hare Intl.

Quarantine requirements
Visitors from Montreal are not required to quarantine after entering Chicago O'Hare Intl.

Do I need a test to fly back to Montreal from O'Hare Intl?

Returning to Montreal from Chicago O'Hare Intl

COVID-19 testing requirements
Visitors from Chicago O'Hare Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Montreal.

Quarantine requirements
Visitors from Chicago O'Hare Intl are not required to quarantine after entering Montreal.

Hide COVID Travel Restrictions for O'Hare Intl (ORD)

Destination information for O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Montreal to O'Hare Intl.
Today's exchange rate
C$ 1 = $0.79
Average temperature for September in O'Hare Intl
25.0 °C
Avg rainfall for September in O'Hare Intl
86.0 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 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
Delta
C$ 235 C$ 496 No cancel fee N/A
Search Delta flights
American Airlines
C$ 262 C$ 494 No cancel fee 71%
Search American Airlines flights
United Airlines
C$ 360 C$ 618 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 363 C$ 527 No cancel fee 67%
Search Air Canada flights

Hourly flight availability from Montreal to O'Hare Intl

See what time of day planes typically take off from Montreal towards O'Hare Intl.
Afternoon Noon to 6 PM 77% of flight departures
Morning 6 AM to noon 22% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Montreal to O'Hare Intl
See how many times per day planes take to the skies headed from Montreal to O'Hare Intl.
Sunday
9 daily flights
Monday
9 daily flights
Tuesday
9 daily flights
Wednesday
9 daily flights
Thursday
9 daily flights
Friday
9 daily flights
Saturday
9 daily flights
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