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Cheap flights from Ottawa to Montreal from C$ 176

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 19/9. 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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Find the cheapest flights from Ottawa to Montreal (YOW-YMQ)

Cheap round-trip flights

Porter Airlines Logo
2:20 p.m. - 6:00 p.m.YOW-YUL
3h 40m1 stop
Porter Airlines Logo
1:10 p.m. - 4:34 p.m.YUL-YOW
3h 24m1 stop
C$ 373Porter Airlines
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
Logo
1:10 p.m. - 4:34 p.m.YUL-YOW
3h 24m1 stop
C$ 387
Find Deal
Sun, 14 Sep - Wed, 17 Sep
Logo
5:55 a.m. - 12:27 a.m.YOW-YUL
18h 32m1 stop
Logo
10:45 a.m. - 4:34 p.m.YUL-YOW
5h 49m1 stop
C$ 391
Find Deal
Tue, 9 Sep - Thu, 11 Sep
Logo
5:55 a.m. - 6:00 p.m.YOW-YUL
12h 05m1 stop
Logo
1:10 p.m. - 4:34 p.m.YUL-YOW
3h 24m1 stop
C$ 398
Find Deal
Sun, 14 Sep - Wed, 17 Sep
Logo
5:55 a.m. - 6:45 p.m.YOW-YUL
12h 50m1 stop
Logo
6:55 a.m. - 12:59 p.m.YUL-YOW
6h 04m1 stop
C$ 406
Find Deal
Thu, 11 Sep - Sun, 14 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$ 423WestJet
Find Deal
Tue, 9 Sep - Tue, 16 Sep
Porter Airlines Logo
8:45 p.m. - 10:12 a.m.YOW-YUL
13h 27m1 stop
Porter Airlines Logo
3:10 p.m. - 9:00 p.m.YUL-YOW
5h 50m1 stop
C$ 434Porter Airlines
Find Deal
Fri, 10 Oct - Sat, 11 Oct
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$ 442WestJet
Find Deal
Fri, 3 Oct - Sat, 25 Oct
Air Canada Logo
6:40 p.m. - 7:27 p.m.YOW-YUL
0h 47mdirect
Air Canada Logo
9:40 a.m. - 10:25 a.m.YUL-YOW
0h 45mdirect
C$ 552Air Canada
Find Deal
Thu, 11 Sep - Sun, 14 Sep
Air Canada Logo
6:00 a.m. - 6:47 a.m.YOW-YUL
0h 47mdirect
Air Canada Logo
9:40 a.m. - 10:25 a.m.YUL-YOW
0h 45mdirect
C$ 553Air Canada
Find Deal
Fri, 12 Sep - Sun, 14 Sep

Air Canada flights from Ottawa to Montreal

Our best Air Canada deals on Ottawa to Montreal flight tickets
Air Canada
11 Sep
YOW6:40 p.m.Ottawa
0h 47m
YUL7:27 p.m.Montreal Pierre Elliott Trudeau Intl
14 Sep
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
0h 45m
YOW10:25 a.m.Ottawa
C$ 552
Find similar
Air Canada
12 Sep
YOW6:00 a.m.Ottawa
0h 47m
YUL6:47 a.m.Montreal Pierre Elliott Trudeau Intl
14 Sep
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
0h 45m
YOW10:25 a.m.Ottawa
C$ 553
Find similar
Air Canada
28 Sep
YOW11:05 a.m.Ottawa
0h 46m
YUL11:51 a.m.Montreal Pierre Elliott Trudeau Intl
5 Oct
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
0h 48m
YOW10:28 a.m.Ottawa
C$ 555
Find similar

WestJet flights from Ottawa to Montreal

Our best WestJet deals on Ottawa to Montreal flight tickets
WestJet
9 Sep
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
16 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 423
Find similar
WestJet
3 Oct
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
25 Oct
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 442
Find similar
WestJet
11 Sep
YOW5:55 a.m.Ottawa
18h 32m
1 stop
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
18 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 37m
1 stop
YOW12:22 a.m.Ottawa
C$ 450
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Montreal 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 14 August 2025.
Use the filters below to find and compare flights from Ottawa to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Wed 10/9

2:20 p.m.-6:00 p.m.

1 stop3h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 17/9

1:10 p.m.-4:34 p.m.

1 stop3h 24m

C$ 373

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 14/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 17/9

1:10 p.m.-4:34 p.m.

1 stop3h 24m

C$ 387

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 9/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Thu 11/9

10:45 a.m.-4:34 p.m.

1 stop5h 49m

C$ 391

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 14/9

5:55 a.m.-6:00 p.m.

1 stop12h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 17/9

1:10 p.m.-4:34 p.m.

1 stop3h 24m

C$ 398

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 11/9

5:55 a.m.-6:45 p.m.

1 stop12h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

6:55 a.m.-12:59 p.m.

1 stop6h 04m

C$ 406

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 9/9

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Tue 16/9

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

1 stop17h 37m

C$ 423

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 10/10

8:45 p.m.-10:12 a.m.

1 stop13h 27m

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

3:10 p.m.-9:00 p.m.

1 stop5h 50m

C$ 434

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 3/10

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

1 stop18h 32m

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

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

1 stop17h 37m

C$ 442

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 11/9

6:40 p.m.-7:27 p.m.

Nonstop0h 47m

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

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

Nonstop0h 45m

C$ 552

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 12/9

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

Nonstop0h 47m

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

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

Nonstop0h 45m

C$ 553

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Montreal from

How to get the cheapest flight ticket from Ottawa to Montreal

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?

The cheapest month to fly to Montreal from Ottawa is in June. Flight prices, which tend to average around C$ 497, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Montreal from Ottawa during May instead. Flights to Montreal in May, while not as cheap as those in June, still average around C$ 533.

What is the cheapest day to depart on your flight to Montreal?

Our data shows that Wednesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 1,073. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ottawa to Montreal for around C$ 1,201.

What is the cheapest time of day to depart on your flight to Montreal?

Our data shows that the cheapest Ottawa to Montreal flights are usually those with departure times in the morning. Our users have found flights to Montreal in the morning for as low as C$ 1,095. Flights in the evening are often more expensive with an average ticket price of C$ 1,225.

What is the cheapest Ottawa to Montreal flight route?

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

What cabin class options are available on Ottawa to Montreal flights?

There are 3 cabin classes available to choose from on Ottawa to Montreal 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 flights?

You could potentially save up to 16% on your flight if you consider stops on a Ottawa to Montreal flight.

When to book flights from Ottawa to Montreal

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

Cheap Ottawa to Montreal (YOW to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Montreal

Best price found

C$ 176

Fastest flight time

0h 44m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from Ottawa in the past 72 hours is C$ 176. The best round-trip flight deal from Ottawa to Montreal found on momondo in the last 72 hours is C$ 373.
The fastest flight from Ottawa to Montreal takes 0h 44m
Direct flights go from Ottawa to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)
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  • How far is Ottawa to Montreal by plane?

    A flight from Ottawa to Montreal will travel around 166.5 km. Flights usually cover this in 0h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ottawa Airport to Montreal?

    Prices for flights from Ottawa Airport to Montreal were last updated today.

  • How many operators does momondo search for flights from Ottawa Airport to Montreal?

  • How old do you have to be to fly from Ottawa Airport to Montreal?

    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.

  • What documentation or ID do you need to fly to Montreal?

    The necessary travel and health documents for your Montreal 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?

  • What is the most popular airline from Ottawa to Montreal?

Best airlines flying from Ottawa to Montreal

Compare and see reviews for airlines that fly from Ottawa to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 670Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights

  • Air Canada Flights From Ottawa to Montreal

    Air Canada is one of the most popular airlines flying from Ottawa to Montreal, operating 46 flights/week on average for this route. A good Air Canada flight deal for Ottawa to Montreal starts from C$ 486 round-trip, up to an average price of C$ 761. Our users have rated Air Canada at 7.1/10.

Why use momondo?

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

It is quick and easy to find Ottawa to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

Yes. All flights to Montreal from Ottawa on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Ottawa and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Ottawa to Montreal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montreal and let you know when they change.

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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport