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Cheap flights from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport from C$ 130

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YUL
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl are usually found in February or April, booked 81 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from O'Hare Intl to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from O'Hare Intl to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 March 2026.

Sun 26/48:40 a.m.
ORD
-
YUL
Nonstop2h 11m
Air Canada
Sun 24/56:30 p.m.
YUL
-
ORD
Nonstop2h 38m
Air Canada
Deal found 18/3C$ 277
Wed 13/58:45 a.m.
ORD
-
YUL
Nonstop2h 15m
Air Canada
Thu 14/58:40 a.m.
YUL
-
ORD
Nonstop2h 38m
Air Canada
Deal found 20/3C$ 278
Sun 3/58:45 a.m.
ORD
-
YUL
Nonstop2h 15m
Air Canada
Sun 10/58:40 a.m.
YUL
-
ORD
Nonstop2h 38m
Air Canada
Deal found 19/3C$ 284
Thu 9/43:45 p.m.
ORD
-
YUL
Nonstop2h 11m
Air Canada
Sun 12/46:30 p.m.
YUL
-
ORD
Nonstop2h 35m
Air Canada
Deal found 18/3C$ 287
Fri 10/48:40 a.m.
ORD
-
YUL
Nonstop2h 11m
Air Canada
Sun 12/49:15 a.m.
YUL
-
ORD
1 stop4h 50m
Air Canada
Deal found 18/3C$ 288
Sat 16/58:45 a.m.
ORD
-
YUL
Nonstop2h 15m
Air Canada
Mon 18/511:10 a.m.
YUL
-
ORD
1 stop4h 45m
Air Canada
Deal found 22/3C$ 292
Fri 17/44:15 p.m.
ORD
-
YUL
1 stop6h 06m
Air Canada
Mon 20/48:00 a.m.
YUL
-
ORD
1 stop6h 05m
Air Canada
Deal found 17/3C$ 296

Find flight deals from O'Hare Intl to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 March 2026.

Round-trip from

C$ 277

One-way from

C$ 130

Popular in

March

Cheapest in

February

Average price

C$ 737

Good round-trip deal

C$ 297 or less

Good one-way deal

C$ 170 or less
Air Canada
  • Air Canada
  • 26/4-24/5
  • Nonstop
  • 4h 49m total
  • Chicago to Montreal
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Air Canada
  • Air Canada
  • 13/4
  • 1 total stop
  • 4h 26m total
  • Chicago to Montreal
Search Deals
High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 23 March 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 15/5

6:03 p.m.-9:26 p.m.

Nonstop2h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

9:45 a.m.-11:28 a.m.

Nonstop2h 43m

C$ 324

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Tue 21/4

6:01 p.m.-9:26 p.m.

Nonstop2h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

5:00 p.m.-6:52 p.m.

Nonstop2h 52m

C$ 324

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Mon 4/5

4:25 p.m.-12:13 a.m.

1 stop6h 48m

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

9:45 a.m.-11:28 a.m.

Nonstop2h 43m

C$ 337

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Mon 20/4

5:00 a.m.-1:09 p.m.

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

5:00 p.m.-6:52 p.m.

Nonstop2h 52m

C$ 337

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 24/4

9:00 a.m.-4:10 p.m.

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

6:10 a.m.-8:00 a.m.

Nonstop2h 50m

C$ 337

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Tue 28/4

7:00 a.m.-1:09 p.m.

1 stop5h 09m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

6:10 a.m.-8:00 a.m.

Nonstop2h 50m

C$ 337

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 8/5

2:00 p.m.-11:13 p.m.

1 stop8h 13m

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

7:00 a.m.-4:55 p.m.

1 stop10h 55m

C$ 358

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 23/4

1:36 p.m.-11:08 p.m.

1 stop8h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

6:00 a.m.-12:45 p.m.

1 stop7h 45m

C$ 358

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Fri 24/4

1:36 p.m.-11:19 p.m.

1 stop8h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

12:50 p.m.-9:25 p.m.

1 stop9h 35m

C$ 358

ChicagoMontreal

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Tue 14/4

6:00 a.m.-1:09 p.m.

1 stop6h 09m

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

6:35 p.m.-11:43 p.m.

1 stop6h 08m

C$ 358

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from O'Hare Intl to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Pierre Elliott Trudeau Intl. Price data was last updated on 13 March 2026.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 136). Flying from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to YUL?

Find hourly flight availability from O'Hare Intl to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 March 2026.

When flying from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    There are many flights that can get you from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in 2h 23m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 1199 km. Most flights are nonstop.

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

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (71%), American Airlines (67%), Envoy Air( 67%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay C$ 465, our data indicates the cheapest price to be C$ 149. The most popular route (Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 299.

  • Can I find deals for flights from O'Hare Intl to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from O'Hare Intl to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 136). Flying from Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of C$ 388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Pierre Elliott Trudeau Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from O'Hare Intl to Pierre Elliott Trudeau Intl?

When you search for this flight from O'Hare Intl to Pierre Elliott Trudeau Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Pierre Elliott Trudeau Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from O'Hare Intl to Pierre Elliott Trudeau Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from O'Hare Intl to Pierre Elliott Trudeau Intl with no change fees?

Certainly. Search results for flights to Pierre Elliott Trudeau Intl from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights offers price alerts on O'Hare Intl to Pierre Elliott Trudeau Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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