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Cheap flights from Ottawa to Montreal from C$ 157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Montreal departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Logo
3:25 p.m. - 6:40 p.m.YOW-YUL
3h 15m1 stop
Logo
6:45 a.m. - 5:21 p.m.YUL-YOW
10h 36m1 stop
C$ 371
Find Deal
Thu, 4 Sep - Mon, 6 Oct
Porter Airlines Logo
3:25 p.m. - 6:40 p.m.YOW-YUL
3h 15m1 stop
Porter Airlines Logo
7:00 a.m. - 12:59 p.m.YUL-YOW
5h 59m1 stop
C$ 386Porter Airlines
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Porter Airlines Logo
3:25 p.m. - 6:40 p.m.YOW-YUL
3h 15m1 stop
Porter Airlines Logo
8:55 a.m. - 12:59 p.m.YUL-YOW
4h 04m1 stop
C$ 411Porter Airlines
Find Deal
Thu, 4 Sep - Sun, 7 Sep
WestJet Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
WestJet Logo
6:45 a.m. - 12:22 a.m.YUL-YOW
17h 37m1 stop
C$ 429WestJet
Find Deal
Sun, 14 Sep - Sun, 21 Sep
WestJet Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
WestJet Logo
6:45 a.m. - 12:22 a.m.YUL-YOW
17h 37m1 stop
C$ 433WestJet
Find Deal
Fri, 12 Sep - Fri, 19 Sep
WestJet Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
WestJet Logo
6:45 a.m. - 12:22 a.m.YUL-YOW
17h 37m1 stop
C$ 444WestJet
Find Deal
Fri, 19 Sep - Sat, 20 Sep
Logo
5:55 a.m. - 1:50 p.m.YOW-YUL
7h 55m1 stop
Logo
8:55 a.m. - 12:58 p.m.YUL-YOW
4h 03m1 stop
C$ 448
Find Deal
Mon, 25 Aug - Wed, 27 Aug
WestJet Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
WestJet Logo
6:45 a.m. - 12:22 a.m.YUL-YOW
17h 37m1 stop
C$ 450WestJet
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Air Canada Logo
9:05 a.m. - 9:52 a.m.YOW-YUL
0h 47mdirect
Air Canada Logo
8:15 a.m. - 9:00 a.m.YUL-YOW
0h 45mdirect
C$ 552Air Canada
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Air Canada Logo
2:40 p.m. - 3:37 p.m.YOW-YUL
0h 57mdirect
Air Canada Logo
9:40 a.m. - 10:25 a.m.YUL-YOW
0h 45mdirect
C$ 575Air Canada
Find Deal
Thu, 4 Sep - Mon, 6 Oct

Air Canada flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
4 Sep
YOW9:05 a.m.Ottawa
0h 47m
YUL9:52 a.m.Montreal Pierre Elliott Trudeau Intl
7 Sep
YUL8:15 a.m.Montreal Pierre Elliott Trudeau Intl
0h 45m
YOW9:00 a.m.Ottawa
C$ 552
Find similar
Air Canada
4 Sep
YOW2:40 p.m.Ottawa
0h 57m
YUL3:37 p.m.Montreal Pierre Elliott Trudeau Intl
6 Oct
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
0h 45m
YOW10:25 a.m.Ottawa
C$ 575
Find similar
Air Canada
4 Sep
YOW8:55 p.m.Ottawa
0h 51m
YUL9:46 p.m.Montreal Pierre Elliott Trudeau Intl
7 Sep
YUL8:15 a.m.Montreal Pierre Elliott Trudeau Intl
0h 45m
YOW9:00 a.m.Ottawa
C$ 577
Find similar

WestJet flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Our best WestJet deals on Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
WestJet
14 Sep
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
21 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 429
Find similar
WestJet
12 Sep
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
19 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 433
Find similar
WestJet
19 Sep
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
20 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 444
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 31 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

Fly to

Route

Depart

Return

Price

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

3:25 p.m.-6:40 p.m.

1 stop3h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

6:45 a.m.-5:21 p.m.

1 stop10h 36m

C$ 371

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

3:25 p.m.-6:40 p.m.

1 stop3h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

7:00 a.m.-12:59 p.m.

1 stop5h 59m

C$ 386

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

3:25 p.m.-6:40 p.m.

1 stop3h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

8:55 a.m.-12:59 p.m.

1 stop4h 04m

C$ 411

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 14/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 21/9

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

1 stop17h 37m

C$ 429

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 12/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 19/9

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

1 stop17h 37m

C$ 433

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 19/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

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

1 stop17h 37m

C$ 444

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Mon 25/8

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

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 27/8

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

1 stop4h 03m

C$ 448

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

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

1 stop17h 37m

C$ 450

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

9:05 a.m.-9:52 a.m.

Nonstop0h 47m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

8:15 a.m.-9:00 a.m.

Nonstop0h 45m

C$ 552

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 4/9

2:40 p.m.-3:37 p.m.

Nonstop0h 57m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

9:40 a.m.-10:25 a.m.

Nonstop0h 45m

C$ 575

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

How to get the cheapest flight ticket from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of December is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Ottawa, with most prices found around C$ 659. The month of June is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Ottawa averaging around C$ 706.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Wednesday when prices can be found for as low as C$ 1,072. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,211.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

In the morning is the cheapest time of day to fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 1,087. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around C$ 1,231. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ottawa to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Ottawa to Montreal Pierre Elliott Trudeau Intl for the best Ottawa - Montreal Pierre Elliott Trudeau Intl flight prices

What cabin class options are available on Ottawa to Montreal Pierre Elliott Trudeau Intl flights?

There are 3 cabin classes available to choose from on Ottawa to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flights?

You could potentially save up to 1% on your flight if you consider stops on a Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flight.

How have Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of July 2025, prices for Ottawa to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Montreal Pierre Elliott Trudeau Intl Airport (YOW to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Best price found

C$ 157

Fastest flight time

0h 45m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Ottawa in the past 72 hours is C$ 157. The best round-trip flight deal from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 371.
The fastest flight from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport takes 0h 45m
Direct flights go from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

  • How far is Ottawa to Montreal Pierre Elliott Trudeau Intl by plane?

    There are 151.8 km between Ottawa and Montreal Pierre Elliott Trudeau Intl. By plane, this route typically takes 0h 45m.

  • When did momondo last update prices for flights from Ottawa Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Ottawa Airport to Montreal Pierre Elliott Trudeau Intl Airport were last updated today.

  • How many operators does momondo search for flights from Ottawa Airport to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 705Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

  • Air Canada Flights From Ottawa to Montreal Pierre Elliott Trudeau Intl Airport

    Air Canada operates around 41 flights from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport every week. The average price of these flights found in the last 72 hours has been C$ 769, but momondo users have found Air Canada deals from Ottawa to Montreal Pierre Elliott Trudeau Intl Airport from as low as C$ 511 round-trip. Air Canada has been scored 7.1/10 in 9,851 reviews.

Travelling to a place near Montreal?

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

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Montreal?

Finding the right flight to Montreal from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.

Can I find flights from Ottawa to Montreal with flexible booking policies on momondo?

Flights from Ottawa to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ottawa to Montreal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from Ottawa.

I’m not ready to book a flight from Ottawa to Montreal right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ottawa to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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