Cheap Flights from Montreal to Ottawa International

Compare Montreal to Ottawa International flight deals

Find the cheapest month or even day of the year to fly to Ottawa International

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Flight deals from Montreal to Ottawa International

Looking for a cheap last-minute deal or the best return flight from Montreal to Ottawa International Airport? If you want to travel next month, return fares start from R 5,591. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Montreal to Ottawa International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Ottawa International flights are currently cheapest in June.

Direct flights from Montreal to Ottawa International

Montreal to Ottawa International: Alternative routes

Compare routes from Montreal to Ottawa below. You may find an airport to fly into that's cheaper, faster, or easier than Ottawa International.

Montreal to Ottawa: Flight information

The things to know before you go.
Cheapest flight foundR 2,038
Cheapest month to flyJune
Average flight time49 mins
Most popular airlineAir Canada
Average flights per week392

Finding cheap flights from Montreal to Ottawa International: Frequently asked questions

The best price we found for a return flight from Montreal to Ottawa International is R 4,853. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
49 minutes is the average flight time from Montreal to Ottawa International.
Air Canada, Lufthansa and PAL Airlines fly direct from Montreal to Ottawa International.
As of June 2026, there are 392 flights per week flying from Montreal to Ottawa International.
The cheapest month to fly from Montreal to Ottawa International is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Ottawa International Airport on Monday, 22 June 2026.
Yes – the average flight time is 49 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ottawa International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ottawa is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Montreal to Ottawa Macdonald-Cartier International Airport (YOW): What you need to know

  • Your adventure will begin at Montreal-Trudeau International Airport (YUL), the main airport in Montreal. Look for flights from Montreal to Ottawa Macdonald-Cartier International Airport (YOW) that depart from this terminal.

  • Jump on a direct Montreal to Ottawa Macdonald-Cartier International Airport flight and you'll be in the air for an average of 45 minutes.

  • Ottawa's timezone is UTC-5, which is the same as Montreal. Ottawa Macdonald-Cartier International Airport is located in Ottawa.

  • With 45 direct weekly flights between the two airports, Montreal-Trudeau International Airport (YUL) to Ottawa Macdonald-Cartier International Airport (YOW) is the busiest route. Air Canada operates the earliest flight at 8am. If you'd like to get more out of your day before flying, the latest departure from YUL to YOW is with Air Canada at 9:40pm.

  • Your flight from Montreal to YOW won't wait if you're running late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During popular months like July, you'll want to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're travelling during high season in general.

Airports in Montreal

Montreal-Trudeau International Airport (YUL)

  • Go straight to your destination from Montreal-Trudeau International Airport (YUL). Nonstop flights from Montreal to Ottawa Macdonald-Cartier International Airport (YOW) can be booked from here.

  • You'll find a direct flight from Montreal to Ottawa Macdonald-Cartier International Airport with Air Canada. This leading airline operates services from YUL.

  • Air Canada ranks first in bookings for flights from YUL to YOW.

  • The carrier with the most consistent on-time arrival rate on this route is Air Canada.

  • Located around 19 kilometres from central Montreal, YUL can be reached in about 25 minutes by car, depending on traffic. The journey on public transport is roughly 45 minutes.

  • Want a hassle-free start to your holiday? Stay near Montreal-Trudeau International Airport. Whether you have an early flight from Montreal to Ottawa Macdonald-Cartier International Airport or just don't want to be rushed, these hotels are just the thing:

  • Of all flights leaving Montreal-Trudeau International Airport, 65% land on schedule at their destination.

  • The address for YUL is 975 Romeo Vachon Street North.

Montreal Metropolitan Airport (YHU)

About Ottawa Macdonald-Cartier International Airport (YOW)

Getting from Ottawa Macdonald-Cartier International Airport (YOW) to central Ottawa

  • From Ottawa Macdonald-Cartier International Airport, central Ottawa is around 14 kilometres away. It takes about 20 minutes to reach the city centre by car.

  • If you're travelling on public transport, expect a journey time of about 35 minutes.

How to find the cheapest flights from Montreal to Ottawa Macdonald-Cartier International Airport (YOW)

  • R 2,038 is the lowest price for a one-way ticket from Montreal to Ottawa Macdonald-Cartier International Airport. Return flights start at R 4,853. These prices may change depending on demand.

  • To find cheap flights from Montreal to YOW, book in advance. Airlines typically offer lower fares when flights are first released.

  • If you can be flexible with your travel dates, try using the 'Whole month' tool. It'll give you the lowest price across the month when searching for your Montreal to Ottawa Macdonald-Cartier International Airport ticket.

  • Locking in a cheap plane ticket from Montreal to YOW couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as a better deal is available.

  • Tailor your trip using filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Montreal to Ottawa Macdonald-Cartier International Airport.

The best time to fly from Montreal to Ottawa Macdonald-Cartier International Airport (YOW)

  • It's time to decide when to book your flight from Montreal to Ottawa Macdonald-Cartier International Airport (YOW). August is when most people travel to Ottawa. If you're all about a more relaxed kind of trip, head there in November.

  • When booking your Montreal to YOW plane ticket, consider the kind of weather you prefer. July is the warmest month in Ottawa, with temperatures ranging from 13ºC (55ºF) to 27ºC (81ºF).

  • January has temperatures of between -19ºC (-2ºF) and -2ºC (28ºF). Search for cheap tickets from Montreal to Ottawa Macdonald-Cartier International Airport around that time if you want to travel when it's cooler.

More about Ottawa

  • Start your Ottawa trip right by choosing the perfect place to stay. After booking your flight from Montreal to Ottawa Macdonald-Cartier International Airport, browse our range of accommodation options including:

  • Every great holiday has to include some sightseeing. Rideau Canal National Historic Site, Parliament Hill and Rideau Canal, Locks 1 - 8 - Ottawa are must-visits when exploring Ottawa.

Explore more of Canada

  • Ottawa has loads to offer, but there are so many other corners of Canada you should also see. Around 153 kilometres east of Ottawa, a visit to Montreal will keep you busy. Check out popular attractions like Cirque du Soleil - KURIOS, Montreal Botanical Garden and Saint Joseph's Oratory of Mount Royal.

  • Laval is another standout destination in Canada and is around 153 kilometres east of Ottawa. No journey is complete without experiencing Le Cosmodôme, SkyVenture Montréal and illumi Laval.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.