Cheap Flights from Montreal to Ottawa International

Q: How much are return flights from Montreal to Ottawa International?

The best price we found for a return flight from Montreal to Ottawa International is CHF 251. 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.

Q: How long does it take to fly from Montreal to Ottawa International?

46 minutes is the average flight time from Montreal to Ottawa International.

Q: Which airlines fly direct from Montreal to Ottawa International?

Air Canada, PAL Airlines and SWISS fly direct from Montreal to Ottawa International.

Q: How many flights are there a week from Montreal to Ottawa International?

As of May 2025, there are 688 flights per week flying from Montreal to Ottawa International.

Q: When is the cheapest time to fly from Montreal to Ottawa International?

The cheapest month to fly from Montreal to Ottawa International is usually May 2025.

Q: Which upcoming date is cheapest to fly from Montreal to Ottawa International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Ottawa International Airport on Thursday, 5 June 2025 .

Q: Can I get a direct flight from Montreal to Ottawa International Airport?

Yes – the average flight time is 46 minutes.

Q: How can I find the best flight deal to Ottawa International?

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.

Q: When is the best time to book flights to Ottawa?

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.

Compare Montreal to Ottawa International flight deals

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

Book the best Ottawa International fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Montreal to Ottawa International

Looking for a cheap last-minute deal or the best return flight from Montreal to Ottawa International? Find the lowest prices on one-way and return tickets right here.

Ottawa.CHF 120 per passenger.Departing Tue, 3 Jun.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Tue, 3 Jun, arriving in Ottawa International.Price includes taxes and charges.From CHF 120, select.

Ottawa.CHF 121 per passenger.Departing Sat, 31 May.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Sat, 31 May, arriving in Ottawa International.Price includes taxes and charges.From CHF 121, select.

Ottawa.CHF 141 per passenger.Departing Tue, 1 Jul.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Tue, 1 Jul, arriving in Ottawa International.Price includes taxes and charges.From CHF 141, select.

Ottawa.CHF 158 per passenger.Departing Mon, 15 Sep.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Mon, 15 Sep, arriving in Ottawa International.Price includes taxes and charges.From CHF 158, select.

Ottawa.CHF 162 per passenger.Departing Wed, 26 Nov.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Montreal Pierre Elliott Trudeau on Wed, 26 Nov, arriving in Ottawa International.Price includes taxes and charges.From CHF 162, select.

Ottawa.CHF 166 per passenger.Departing Thu, 4 Sep.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Thu, 4 Sep, arriving in Ottawa International.Price includes taxes and charges.From CHF 166, select.

Ottawa.CHF 166 per passenger.Departing Tue, 10 Jun.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Tue, 10 Jun, arriving in Ottawa International.Price includes taxes and charges.From CHF 166, select.

Ottawa.CHF 167 per passenger.Departing Sat, 1 Nov.One-way flight with Air Canada.Outbound direct flight with Air Canada departs from Montreal Pierre Elliott Trudeau on Sat, 1 Nov, arriving in Ottawa International.Price includes taxes and charges.From CHF 167, select.

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.

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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 found	CHF 120
Cheapest month to fly	June
Average flight time	46 mins
Most popular airline	Air Canada
Average flights per week	688

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

How much are return flights from Montreal to Ottawa International?

How long does it take to fly from Montreal to Ottawa International?

Which airlines fly direct from Montreal to Ottawa International?

How many flights are there a week from Montreal to Ottawa International?

When is the cheapest time to fly from Montreal to Ottawa International?

Which upcoming date is cheapest to fly from Montreal to Ottawa International Airport on?

Can I get a direct flight from Montreal to Ottawa International Airport?

How can I find the best flight deal to Ottawa International?

When is the best time to book flights to Ottawa?

How to find cheap flights to Ottawa International from Montreal

Looking for cheap tickets from Montreal to Ottawa International? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Montreal to Ottawa International. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to Ottawa International from Montreal from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best Montreal-Ottawa International ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Ottawa International from Montreal.
Set up a Price Alert. You can easily track the fare of your cheap Montreal-Ottawa International flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Montreal and Ottawa International? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from Montreal and Ottawa International. We scour the internet for the best Business, Premium Economy and First Class flight fares to Ottawa International, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Montreal to Ottawa International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Ottawa International from Montreal with hotels and car hire

Once you've secured your cheap flight ticket from Montreal to Ottawa International, discover the best prices and exclusive rates for hotels in Ottawa International or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.