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Cheap flights from Ottawa to Montreal 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 — YMQ
14 Apr — 21 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 15 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$ 302
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
Sun 26/46:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Sun 3/512:15 p.m.
YUL
-
YOW
1 stop5h 20m
WestJet
Deal found 12/3C$ 316
Fri 22/56:25 p.m.
YOW
-
YUL
1 stop6h 00m
WestJet
Fri 29/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 11/3C$ 320
Sat 25/45:40 a.m.
YOW
-
YUL
1 stop18h 58m
WestJet
Sat 2/57:20 p.m.
YUL
-
YOW
1 stop5h 00m
WestJet
Deal found 11/3C$ 331
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$ 335
Fri 17/45:40 a.m.
YOW
-
YUL
1 stop18h 58m
WestJet
Mon 20/46:45 a.m.
YUL
-
YOW
1 stop17h 54m
WestJet
Deal found 12/3C$ 339
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
Thu 9/45:40 a.m.
YOW
-
YUL
1 stop27h 35m
Multiple Airlines
Thu 16/48:00 p.m.
YUL
-
YOW
1 stop4h 39m
Multiple Airlines
Deal found 12/3C$ 351
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$ 353
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$ 354

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 15 March 2026.

Round-trip from

C$ 302

One-way from

C$ 144

Popular in

March

Cheapest in

June

Average price

C$ 1,096

Good round-trip deal

C$ 760 or less

Good one-way deal

C$ 383 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. 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 15 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

Wed 29/4

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

1 stop6h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

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

1 stop5h 00m

C$ 302

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$ 373

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$ 398

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 15/5

6:55 a.m.-6:20 p.m.

1 stop11h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

4:40 p.m.-5:35 p.m.

Nonstop0h 55m

C$ 514

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$ 557

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 3/4

6:55 p.m.-3:15 p.m.

1 stop20h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

6:45 a.m.-4:51 p.m.

1 stop10h 06m

C$ 608
Quickest round-trip

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Sat 25/4

5:45 a.m.-6:31 a.m.

Nonstop0h 46m

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

9:20 p.m.-10:11 p.m.

Nonstop0h 51m

C$ 668

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Thu 26/3

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

1 stop4h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

1:20 p.m.-7:59 a.m.

1 stop18h 39m

C$ 694

OttawaMontreal

YOW - YUL

YOWYUL

Ottawa

Fri 17/4

6:15 a.m.-9:45 a.m.

1 stop3h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

9:30 p.m.-10:16 p.m.

Nonstop0h 46m

C$ 720

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$ 764

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Showing 1-10 of 20 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 15 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 15 March 2026.

The most flights from YOW to YMQ are scheduled on a Friday (16 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Ottawa to Montreal?

What’s the top layover airport for flights from Ottawa to Montreal?

Share of one-stop round-trip flights from Ottawa to Montreal chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YTZ) – chosen by Cheapflights users on 78% of one-stop itineraries from Ottawa to Montreal on Cheapflights.

What’s the cheapest layover airport for flights from Ottawa to Montreal?

Average round-trip fare for 1-stop flights from Ottawa to Montreal, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 387.

What’s the fastest layover option from Ottawa to Montreal?

Shortest average travel time for 1-stop one-way flights from Ottawa to Montreal, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YTZ) have the shortest average one-way travel time for 1-stop routes: 3h 05m.

Which airport typically offers the quickest layover for flights from Ottawa to Montreal?

Average layover duration for 1-stop one-way flights from Ottawa to Montreal, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YTZ) offer the fastest connection on this route, with an average layover time of 0h 49m.

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 15 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
10,801 reviews
Check prices

Food

6.3

Boarding

7.3

Entertainment

6.8

Overall

7.1

Comfort

7.1

Crew

7.8

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
10,801 reviews
Air Canada
7.1
Good
10,801 reviews
Check prices

Food

6.3

Boarding

7.3

Entertainment

6.8

Overall

7.1

Comfort

7.1

Crew

7.8

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 13 outbound flights to Montreal per day.

  • How long is the flight from Ottawa to Montreal?

    For as low as C$ 302, WestJet can have you in Montreal from Ottawa in 6h. Airlines will cover a distance of 151 km.

  • 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%), SWISS (54%), Jazz (45%).

  • What are the cheapest flights from Ottawa to Montreal?

    Looking at all options, your cheapest flight can be booked for C$ 268. While the most popular route (Ottawa - Montreal Pierre Elliott Trudeau Intl) can be booked for C$ 361 on average, our data indicates C$ 1,146 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

Browse thousands of different options on Cheapflights for your next trip

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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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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 15 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 587AverageC$ 1,067FlexibilityNo 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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