Cheap Flight Tickets from Ontario (ONT) to Montréal (YUL), Starting at $1294

Good to Know: Cheapest and Fastest ONT - YUL Flights

Useful information for finding best airline tickets from Ontario International to Montreal / Pierre Elliott Trudeau International Ai on your next trip.

Cheapest Round Trip Flight

$1294

WS WestJet Airlines • 2 stops • 35h 45m

Oct 17 – Oct 25

The cheapest round trip flight from Ontario to Montréal (ONT-YUL-ONT) is currently $1294

🔍 Search Flights

Fastest Flight

19h 4m

The fastest nonstop flight from Ontario to Montréal (ONT-YUL) takes 19h 4m

Top Airlines Flying from Ontario to Montréal

Delta Airline, DL

Delta Airlines

WestJet Airlines

WestJet Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Ontario (ONT) to Montréal (YUL)

Compare and book low fare round-trip air tickets from Ontario to Montréal. Ideal for travelers with confirmed return itineraries.

Oct 17 - Oct 25, Economy
WS
Ontario → Montréal
35h 45m
6:20 AM - 7:05 AM • 2 stops
WS
Ontario → Montréal
22h 5m
6:45 AM - 5:10 PM • 2 stops
$1294
WestJet Airlines
Oct 17 - Oct 25, Economy
WS
Ontario → Montréal
51h 50m
6:20 AM - 4:30 PM • 2 stops
WS
Ontario → Montréal
22h 5m
6:45 AM - 5:10 PM • 2 stops
$1442
WestJet Airlines
Oct 17 - Oct 25, Economy
AA
Ontario → Montréal
35h 21m
2:22 PM - 2:43 PM • 1 stop
AA
Ontario → Montréal
18h 49m
2:30 PM - 10:59 PM • 1 stop
$1497
American Airlines
Oct 17 - Oct 25, Economy
AA
Ontario → Montréal
19h 4m
11:59 PM - 2:43 PM • 1 stop
AA
Ontario → Montréal
18h 49m
2:30 PM - 10:59 PM • 1 stop
$1497
American Airlines
Oct 17 - Oct 25, Economy
WS
Ontario → Montréal
23h 45m
6:20 AM - 11:45 PM • 2 stops
WS
Ontario → Montréal
36h 40m
5:15 PM - 12:15 PM • 1 stop
$1689
WestJet Airlines
Oct 17 - Oct 25, Economy
WS
Ontario → Montréal
51h 50m
6:20 AM - 4:30 PM • 2 stops
WS
Ontario → Montréal
36h 40m
5:15 PM - 12:15 PM • 1 stop
$1808
WestJet Airlines

Fly from Ontario to Montréal with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Montréal? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Montréal Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to YUL?
The most popular airline flying from Ontario to Montréal are
Can I fly from ONT to YUL non-stop?
NO
Which airlines fly nonstop between Ontario and Montréal?
The non-stop flights between Ontario and Montréal are .
What’s the earliest departure time from ONT to YUL Airport?
The earliest flight leaves ONT at 6:20 am and lands in YUL - Montreal / Pierre Elliott Trudeau International Ai
What are the airports in Montréal?
YUL
Can I make changes to my Ontario to Montréal flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to YUL?
Read the fare rules of the Ontario to Montréal air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Montréal?
operate flights between Ontario and Montréal
How long does a flight from Ontario to Montréal take?
It takes approximately 5 hour to fly non-stop from ONT to YUL, which is 2430.25 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Montréal (YUL) ?
In the past couple of days, the cheapest tickets to YUL from ONT were found on WS : USD 1689
Do I need a passport to fly between ONT and YUL?
Yes
What’s the latest departure time from ONT to YUL ?
The last flight leaves ONT at 11:59 pm

Ontario (ONT) to Montréal (YUL): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Montreal / Pierre Elliott Trudeau International Ai, Montréal, CA
Distance 2430 miles

More Flight Options for Ontario (ONT) and Montréal (YUL)

Why Fareleaders for ONT to YUL Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Ontario to Montréal flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on ONT to YUL flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Ontario to Montréal flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Ontario (ONT) to Montréal (YUL)
Terms and Conditions*