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Cheap flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport from C$ 203

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — YUL
8 Jul — 15 Jul1
1 adult

Cheap 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 3 July 2025.

Round-trip from

C$ 380

One-way from

C$ 203

Popular in

April

Cheapest in

August

Average price

C$ 751

Good round-trip deal

C$ 827 or less

Good one-way deal

C$ 358 or less
WestJet
  • WestJet
  • 10/8-17/8
  • 2 total stops
  • 36h 09m total
  • Ottawa to Montreal
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WestJet
  • WestJet
  • 4/10
  • 1 total stop
  • 18h 32m total
  • Ottawa to Montreal
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Highest demand for flights based on searches. 26% potential increase in price (C$ 409 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 53 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Ottawa to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Ottawa to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from Ottawa to Pierre Elliott Trudeau Intl

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 3 July 2025.

Sun 10/85:55 a.m.YOW - YUL
1 stop18h 32mWestJet
Sun 17/86:45 a.m.YUL - YOW
1 stop17h 37mWestJet
Deal found 2/7C$ 380
Tue 5/811:00 a.m.YOW - YUL
1 stop5h 00mPorter Airlines
Tue 5/87:40 p.m.YUL - YOW
1 stop10h 18mPorter Airlines
Deal found 2/7C$ 443
Wed 6/85:55 a.m.YOW - YUL
1 stop7h 55mMultiple Airlines
Tue 12/88:55 a.m.YUL - YOW
1 stop4h 03mMultiple Airlines
Deal found 1/7C$ 465

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 3 July 2025.
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

Ottawa

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 10/8

5:55 a.m.-12:27 a.m.

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 17/8

6:45 a.m.-12:22 a.m.

1 stop17h 37m

C$ 380

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 5/8

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

1 stop5h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 5/8

7:40 p.m.-5:58 a.m.

1 stop10h 18m

C$ 443

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Wed 6/8

5:55 a.m.-1:50 p.m.

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 12/8

8:55 a.m.-12:58 p.m.

1 stop4h 03m

C$ 465

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 4/10

5:55 a.m.-12:27 a.m.

1 stop18h 32m

C$ 203

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 4/10

5:55 a.m.-5:47 p.m.

1 stop11h 52m

C$ 215

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Mon 21/7

12:35 p.m.-4:00 p.m.

1 stop3h 25m

C$ 238

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Wed 3/9

6:00 a.m.-6:47 a.m.

Nonstop0h 47m

C$ 333

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

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, October is the cheapest month in which you can book a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 316). 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 3 July 2025.

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 afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 15% 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 29 June 2025.

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

Weekly flight availability from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Ottawa to Pierre Elliott Trudeau Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.

The most flights from YOW to YUL are scheduled on a Wednesday (21 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

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 3 July 2025.
Read reviews from past customers who have flown Porter Airlines,WestJet, andAir 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.
Porter Airlines
8.0
Very good
298 reviews
Check prices

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
298 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
WestJet
7.2
Good
2,917 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Canada
7.1
Good
9,678 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Crew

8.7

Food

7.7

Entertainment

7.0

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

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 15 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.

  • What are the cheapest airlines flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Currently priced at C$ 380, WestJet will fly you from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and Air Canada - these airlines can fly you to your destination from C$ 443 and C$ 705, respectively. These flights start at 54% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    C$ 203 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from C$ 238 and C$ 346, respectively.

  • 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 (100%), TAP AIR PORTUGAL (90%) or Lufthansa (79%) 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$ 4,145, our data indicates the cheapest price to be C$ 237. The most popular route (Ottawa - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 443.

  • 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, October is the cheapest month in which you can book a flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 316). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Laval
Longueuil
Dorval
Cornwall
Brossard
Montebello
Drummondville
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Saint-Jean-sur-Richelieu
Boucherville
Saint-Sauveur
Bromont

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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 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 697AverageC$ 1,038FlexibilityNo cancel feeOn-time67%
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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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