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Cheap flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport from C$ 144

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 30/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — YUL
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Ottawa to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Wed 29/46:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Wed 6/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 14/3C$ 301
Tue 28/46:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Tue 5/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 314
Mon 27/46:55 a.m.
YOW
-
YUL
1 stop11h 25m
WestJet
Mon 4/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 334
Sun 28/66:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Wed 1/77:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 340
Tue 28/46:55 a.m.
YOW
-
YUL
1 stop11h 25m
WestJet
Thu 30/47:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 352
Mon 18/56:55 a.m.
YOW
-
YUL
1 stop17h 30m
WestJet
Sat 23/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 14/3C$ 353
Wed 1/76:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sat 4/77:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 372
Sat 11/48:40 a.m.
YOW
-
YUL
1 stop4h 20m
Multiple Airlines
Sat 18/46:45 a.m.
YUL
-
YOW
1 stop10h 06m
Multiple Airlines
Deal found 15/3C$ 381
Thu 25/66:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sat 4/77:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 13/3C$ 387

Find flight deals from Ottawa to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) 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 17 March 2026.

Round-trip from

C$ 301

One-way from

C$ 144

Popular in

March

Cheapest in

September

Average price

C$ 1,562

Good round-trip deal

C$ 758 or less

Good one-way deal

C$ 382 or less
WestJet
  • WestJet
  • 29/4-6/5
  • 2 total stops
  • 11h 00m total
  • Ottawa to Montreal
Search Deals
WestJet
  • WestJet
  • 30/5
  • 1 total stop
  • 6h 00m total
  • Ottawa to Montreal
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (C$ 507 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 83 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 Ottawa to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Ottawa to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa 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 17 March 2026.
Use the filters below to find and compare flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Wed 1/7

6:25 p.m.-12:25 a.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

7:20 p.m.-12:20 a.m.

1 stop5h 00m

C$ 372

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 30/4

6:25 p.m.-12:25 a.m.

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

7:20 p.m.-12:20 a.m.

1 stop5h 00m

C$ 390

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 18/4

5:40 a.m.-12:38 a.m.

1 stop18h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

6:45 a.m.-12:39 a.m.

1 stop17h 54m

C$ 394

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 12/4

6:55 p.m.-3:58 p.m.

1 stop21h 03m

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

9:00 p.m.-7:54 p.m.

1 stop22h 54m

C$ 471

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 10/4

5:40 a.m.-6:25 p.m.

1 stop12h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

7:20 p.m.-12:39 a.m.

1 stop5h 19m

C$ 556

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 30/4

6:20 p.m.-7:10 p.m.

Nonstop0h 50m

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

7:20 p.m.-12:20 a.m.

1 stop5h 00m

C$ 586
Quickest round-trip

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 1/5

9:05 a.m.-9:54 a.m.

Nonstop0h 49m

Montreal Pierre Elliott Trudeau Intl

Fri 8/5

8:00 p.m.-8:51 p.m.

Nonstop0h 51m

C$ 670

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 24/5

11:00 a.m.-5:50 p.m.

2 stops6h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

8:35 p.m.-12:25 a.m.

1 stop3h 50m

C$ 734

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 28/4

11:00 a.m.-4:30 p.m.

1 stop5h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

6:50 a.m.-3:06 p.m.

2 stops8h 16m

C$ 737

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Wed 29/4

11:00 a.m.-3:10 p.m.

1 stop4h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

6:30 a.m.-1:20 p.m.

2 stops6h 50m

C$ 763

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ottawa to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Ottawa 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 Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 355). Flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport in March is currently the most expensive (average of C$ 1,562). 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 YOW to YUL?

Find hourly flight availability from Ottawa 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 17 March 2026.

One of the essential ways to save on airfare from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 3% on airfare.

What is the cheapest day to fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Ottawa to Pierre Elliott Trudeau Intl. Price data was last updated on 14 March 2026.

Travelers seeking maximum savings on their Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pierre Elliott Trudeau Intl. Reviews last updated 17 March 2026.
Read reviews from past customers who have flown Air Canada from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,811 reviews
Check prices

Crew

7.8

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Overall

7.1

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,811 reviews
Air Canada
7.1
Good
10,811 reviews
Check prices

Crew

7.8

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Overall

7.1

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

Related info for your journey

Find useful and relevant information for your journey from Ottawa 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.

  • What airport do you fly from for flights from Ottawa to Montreal Pierre Elliott Trudeau Intl?

    For a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city. Ottawa is the only Ottawa airport and it handles 13 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. 1 airline has flights to Montreal Pierre Elliott Trudeau Intl from Ottawa on a regular basis.

  • How long is the flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

    Departing from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport will take you 6h. Ottawa and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 151 km.

  • What is the cheapest airline to fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Currently priced at C$ 586, Air Canada will fly you from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. This flight start at 35% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport consider choosing Emirates (71%), Lufthansa (66%) or SWISS (57%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay C$ 1,144, our data indicates the cheapest price to be C$ 267. The most popular route (Ottawa - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 508.

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

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

  • How can I find direct flights from Ottawa 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 Ottawa to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Ottawa 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 Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 355). Flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport in March is currently the most expensive (average of C$ 1,562). 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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Top airline flying from Ottawa to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Ottawa to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 586AverageC$ 1,042FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Pierre Elliott Trudeau Intl?

Deals for Ottawa to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Pierre Elliott Trudeau Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Pierre Elliott Trudeau Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to Pierre Elliott Trudeau Intl, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Ottawa to Pierre Elliott Trudeau Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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