What is the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario?

In the last 3 days, the lowest price for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario was $268 for a one-way ticket and $491 for a round-trip. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between Montreal and Ontario?

Yes, you’ll need a passport to travel to Ontario from Montreal. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Montreal to Ontario?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Montreal to Ontario?

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Montreal and Ontario, with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Montreal to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montreal to Ontario. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montreal to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Montreal is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Montreal to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Montreal with another airline. Booking your flights between Montreal and ONT can sometimes prove cheaper using this method. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montreal to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Montreal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$268 CHEAP FLIGHTS from Montreal to Ontario (YUL - ONT)

YUL - ONT

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Flights Deals

Cheap Flights from Montreal to Ontario (YUL-ONT)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Montreal to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Montreal to Ontario

Thu, Aug 14 - Sat, Aug 16

7:50 am - 6:17 pmYUL-ONT

13h 27m2 stops

11:59 pm - 1:44 pmONT-YUL

10h 45m2 stops

$491American Airlines

Find Deal

Fri, Oct 3 - Mon, Oct 13

5:15 pm - 11:56 amYUL-ONT

21h 41m2 stops

8:04 pm - 2:57 pmONT-YUL

15h 53m2 stops

$493American Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 13

8:05 am - 10:42 pmYUL-ONT

17h 37m1 stop

1:53 pm - 3:26 pmONT-YUL

22h 33m2 stops

$552United Airlines

Find Deal

Fri, Oct 3 - Mon, Oct 13

8:05 am - 12:13 pmYUL-ONT

31h 08m1 stop

1:53 pm - 8:16 amONT-YUL

15h 23m1 stop

$559United Airlines

Find Deal

Thu, Sep 25 - Sun, Oct 5

8:05 am - 5:40 pmYUL-ONT

12h 35m1 stop

6:37 pm - 3:26 pmONT-YUL

17h 49m1 stop

$585

Find Deal

Sat, Jul 26 - Sat, Aug 2

6:45 am - 10:52 pmYUL-ONT

19h 07m2 stops

6:31 pm - 2:00 pmONT-YUL

16h 29m3 stops

$600Porter Airlines

Find Deal

Sat, Jul 26 - Sat, Aug 2

6:45 am - 10:52 pmYUL-ONT

19h 07m2 stops

6:31 pm - 12:25 pmONT-YUL

14h 54m2 stops

$601Porter Airlines

Find Deal

Sun, Jul 27 - Sun, Aug 3

4:00 pm - 11:53 amYUL-ONT

22h 53m2 stops

6:58 pm - 3:29 pmONT-YUL

17h 31m1 stop

$629

Find Deal

Fri, Oct 3 - Sun, Oct 12

5:00 am - 5:23 pmYUL-ONT

15h 23m2 stops

5:05 am - 6:20 pmONT-YUL

10h 15m2 stops

$631Air Canada

Find Deal

Fri, Oct 3 - Sun, Oct 12

5:00 am - 5:23 pmYUL-ONT

15h 23m2 stops

9:36 am - 12:40 amONT-YUL

12h 04m2 stops

$632Air Canada

Find Deal

Useful Info

KAYAK's insights & trends for Montreal to Ontario flights

Get data-powered insights and trends into flights from Montreal to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Montreal to Ontario?

In the past 3 days, the cheapest round-trip tickets from Montreal to Ontario were found on American Airlines ($491) and United Airlines ($552).

Find deals

Low season	September
High season	November
Cheapest flight	$268

Best time to beat the crowds with an average 35% drop in price.

Most popular time to fly with an average 22% increase in price.

Flight from Montreal to Ontario

When to book flights from Montreal to Ontario

Are your dates flexible? Find out the best times to travel from Montreal to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario?
In the last 3 days, the lowest price for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario was $268 for a one-way ticket and $491 for a round-trip.
Do I need a passport to fly between Montreal and Ontario?
Yes, you’ll need a passport to travel to Ontario from Montreal.
Which aircraft models fly most regularly from Montreal to Ontario?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Montreal to Ontario?
SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Montreal and Ontario, with Star Alliance being the most commonly used for this route.
How does KAYAK find such low prices on flights from Montreal to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montreal to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montreal to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Montreal is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Montreal to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Montreal with another airline. Booking your flights between Montreal and ONT can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montreal to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Montreal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Montreal to Ontario

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Montreal (YUL)

Ontario (ONT)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

YUL - ONT

$268 Find Cheap Flights from Montreal to Ontario

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

Cheap Flights from Montreal to Ontario (YUL-ONT)

Recent round-trip flight deals from Montreal to Ontario

Recent one-way flight deals from Montreal to Ontario

Recent last minute flight deals from Montreal to Ontario

KAYAK's insights & trends for Montreal to Ontario flights

Get data-powered insights and trends into flights from Montreal to Ontario to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Montreal to Ontario?

In the past 3 days, the cheapest round-trip tickets from Montreal to Ontario were found on American Airlines ($491) and United Airlines ($552).

Good to know

When to book flights from Montreal to Ontario

FAQs for booking Montreal to Ontario flights

What is the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario?

In the last 3 days, the lowest price for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario was $268 for a one-way ticket and $491 for a round-trip.

Do I need a passport to fly between Montreal and Ontario?

Yes, you’ll need a passport to travel to Ontario from Montreal.

Which aircraft models fly most regularly from Montreal to Ontario?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Montreal to Ontario?

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Montreal and Ontario, with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Montreal to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Montreal to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Montreal to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Montreal is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Montreal to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Montreal with another airline. Booking your flights between Montreal and ONT can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Montreal to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Montreal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Montreal to Ontario

Information on your arrival and departure airports

Cabin class types available on flights to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Find direct flights to and from Montreal and Ontario

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in Montreal

Find deals for your return flight