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Cheap flights from Ottawa to Montreal from C$ 210

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — YMQ
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Montreal

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Montreal
Explore the most affordable flight options available from Ottawa to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 March 2026.

Sat 2/56:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sat 9/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 18/3C$ 434
Wed 29/411:00 a.m.
YOW
-
YUL
1 stop4h 10m
Porter Airlines
Wed 29/45:10 p.m.
YUL
-
YOW
1 stop14h 49m
Porter Airlines
Deal found 22/3C$ 439
Sat 9/56:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sat 16/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 18/3C$ 484
Fri 8/56:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sat 9/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 19/3C$ 492
Sat 18/45:40 a.m.
YOW
-
YUL
1 stop18h 58m
WestJet
Sat 25/46:45 a.m.
YUL
-
YOW
1 stop17h 54m
WestJet
Deal found 21/3C$ 498
Fri 1/56:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sun 3/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 20/3C$ 499
Fri 10/76:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Tue 14/77:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 21/3C$ 509

Find flight deals from Ottawa to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Montreal (YMQ). 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$ 434

One-way from

C$ 210

Popular in

March

Cheapest in

June

Average price

C$ 1,096

Good round-trip deal

C$ 757 or less

Good one-way deal

C$ 383 or less
WestJet
  • WestJet
  • 2/5-9/5
  • 2 total stops
  • 11h 00m total
  • Ottawa to Montreal
Search Deals
WestJet
  • WestJet
  • 29/4
  • 1 total stop
  • 6h 00m total
  • Ottawa to Montreal
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (C$ 394 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Ottawa to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Ottawa to Montreal (YMQ).
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 23 March 2026.
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

Cheapest round-trip

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 2/5

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

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

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

1 stop5h 00m

C$ 436

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 25/6

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$ 539

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sun 26/7

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

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

7:20 p.m.-5:35 p.m.

1 stop22h 15m

C$ 560
Quickest round-trip

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 5/5

2:00 p.m.-5:45 p.m.

1 stop3h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

10:40 a.m.-11:31 a.m.

Nonstop0h 51m

C$ 589

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 24/4

7:55 a.m.-12:39 p.m.

1 stop4h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

2:05 p.m.-6:15 p.m.

1 stop4h 10m

C$ 610

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Mon 20/4

1:20 p.m.-4:30 p.m.

1 stop3h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

11:45 a.m.-5:29 p.m.

1 stop5h 44m

C$ 621

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 18/4

8:40 a.m.-1:00 p.m.

1 stop4h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

1:40 p.m.-7:54 p.m.

1 stop6h 14m

C$ 621

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Mon 27/4

3:35 p.m.-7:15 p.m.

1 stop3h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

1:25 p.m.-6:09 p.m.

1 stop4h 44m

C$ 621

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Mon 20/4

3:35 p.m.-7:15 p.m.

1 stop3h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

2:05 p.m.-6:15 p.m.

1 stop4h 10m

C$ 621

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Tue 5/5

8:00 a.m.-5:50 p.m.

2 stops9h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

4:00 p.m.-9:44 p.m.

1 stop5h 44m

C$ 621

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal 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

What is the cheapest month to book a flight from Ottawa to Montreal?

Currently, June is the cheapest month in which you can book a flight from Ottawa to Montreal (average of C$ 355). Flying from Ottawa to Montreal in March is currently the most expensive (average of C$ 1,565). 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 YMQ?

Find hourly flight availability from Ottawa to Montreal. 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.

It’s optimal to fly from Ottawa to Montreal in the evening. By choosing this option you can save up to 3% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Ottawa to Montreal?

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

Travelers seeking maximum savings on their Ottawa to Montreal 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.

Weekly flight availability from Ottawa to Montreal

Explore weekly flight availability from Ottawa to Montreal. 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 23 March 2026.

The most flights from YOW to YMQ are scheduled on a Friday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated 23 March 2026.
Get a feel of what it's like to fly with Air Canada from Ottawa to Montreal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,834 reviews
Check prices

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Food

6.3

Boarding

7.3

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
10,834 reviews
Air Canada
7.1
Good
10,834 reviews
Check prices

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Food

6.3

Boarding

7.3

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 Montreal. 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?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly out of when you book flights from Ottawa to Montreal. 1 airline have flights from Ottawa to Montreal on a regular basis. Booking flights from Ottawa to Montreal should not be difficult; the airport handles an average of 15 outbound flights to Montreal per day.

  • How long is the flight from Ottawa to Montreal?

    For as low as C$ 589, WestJet can have you in Montreal from Ottawa in 3h 45m. Airlines will cover a distance of 151 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Ottawa to Montreal round-trip?

    Currently priced at C$ 587, Air Canada will fly you from Ottawa to Montreal and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. This flight start at 25% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Ottawa to Montreal?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ottawa to Montreal on time: Emirates (71%), Lufthansa (66%), SWISS (57%).

  • What are the cheapest flights from Ottawa to Montreal?

    Looking at all options, your cheapest flight can be booked for C$ 266. While the most popular route (Ottawa - Montreal Pierre Elliott Trudeau Intl) can be booked for C$ 439 on average, our data indicates C$ 1,289 when flying from Ottawa to Montreal.

  • Can I find deals for flights from Ottawa to Montreal that include hotel bookings?

    Yes. In addition to deals on Ottawa to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Montreal.

  • Can I find deals for business class flights from Ottawa to Montreal?

    Yes. Cheapflights offers flight deals from Ottawa to Montreal 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?

    Currently, June is the cheapest month in which you can book a flight from Ottawa to Montreal (average of C$ 355). Flying from Ottawa to Montreal in March is currently the most expensive (average of C$ 1,565). 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

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Alternative routes for Ottawa to Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Ottawa to Sept-Îles flights
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Pierre Elliott Trudeau Intl to Kuujjuaq flights
Pearson Intl to Mont-Joli flights
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North Bay to Pierre Elliott Trudeau Intl flights

Top airline flying from Ottawa to Montreal

Discover the top airline that operate flights from Ottawa to Montreal. 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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 587AverageC$ 1,045FlexibilityNo 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 Montreal?

Cheapflights helps you search for flights from Ottawa to Montreal via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Montreal?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ottawa to Montreal.

Can Cheapflights find flights from Ottawa to Montreal with no change fees?

Certainly. Search results for flights to Montreal from Ottawa 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 Ottawa to Montreal become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Montreal from Ottawa today and book when prices fit your budget.

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